truffle: src/share/vm/services/memSnapshot.cpp annotate

annotate src/share/vm/services/memSnapshot.cpp @ 18408:2c3666f44855

Truffle: initial commit of object API implementation

author	Andreas Woess <andreas.woess@jku.at>
date	Tue, 18 Nov 2014 23:19:43 +0100
parents	78bbf4d43a14
children

rev	line source
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	1 /*
17937 78bbf4d43a14 8037816: Fix for 8036122 breaks build with Xcode5/clang drchase parents: 10221 diff changeset	2 * Copyright (c) 2012, 2014, Oracle and/or its affiliates. All rights reserved.
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	4 *
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	5 * This code is free software; you can redistribute it and/or modify it
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	6 * under the terms of the GNU General Public License version 2 only, as
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	7 * published by the Free Software Foundation.
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	8 *
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	9 * This code is distributed in the hope that it will be useful, but WITHOUT
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	12 * version 2 for more details (a copy is included in the LICENSE file that
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	13 * accompanied this code).
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	14 *
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	15 * You should have received a copy of the GNU General Public License version
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	16 * 2 along with this work; if not, write to the Free Software Foundation,
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	18 *
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	20 * or visit www.oracle.com if you need additional information or have any
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	21 * questions.
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	22 *
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	23 */
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	24
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	25 #include "precompiled.hpp"
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	26 #include "runtime/mutexLocker.hpp"
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	27 #include "utilities/decoder.hpp"
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	28 #include "services/memBaseline.hpp"
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	29 #include "services/memPtr.hpp"
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	30 #include "services/memPtrArray.hpp"
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	31 #include "services/memSnapshot.hpp"
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	32 #include "services/memTracker.hpp"
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	33
17937 78bbf4d43a14 8037816: Fix for 8036122 breaks build with Xcode5/clang drchase parents: 10221 diff changeset	34 PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC
78bbf4d43a14 8037816: Fix for 8036122 breaks build with Xcode5/clang drchase parents: 10221 diff changeset	35
6937 69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	36 #ifdef ASSERT
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	37
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	38 void decode_pointer_record(MemPointerRecord* rec) {
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	39 tty->print("Pointer: [" PTR_FORMAT " - " PTR_FORMAT "] size = %d bytes", rec->addr(),
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	40 rec->addr() + rec->size(), (int)rec->size());
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	41 tty->print(" type = %s", MemBaseline::type2name(FLAGS_TO_MEMORY_TYPE(rec->flags())));
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	42 if (rec->is_vm_pointer()) {
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	43 if (rec->is_allocation_record()) {
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	44 tty->print_cr(" (reserve)");
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	45 } else if (rec->is_commit_record()) {
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	46 tty->print_cr(" (commit)");
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	47 } else if (rec->is_uncommit_record()) {
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	48 tty->print_cr(" (uncommit)");
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	49 } else if (rec->is_deallocation_record()) {
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	50 tty->print_cr(" (release)");
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	51 } else {
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	52 tty->print_cr(" (tag)");
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	53 }
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	54 } else {
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	55 if (rec->is_arena_memory_record()) {
6937 69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	56 tty->print_cr(" (arena size)");
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	57 } else if (rec->is_allocation_record()) {
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	58 tty->print_cr(" (malloc)");
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	59 } else {
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	60 tty->print_cr(" (free)");
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	61 }
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	62 }
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	63 if (MemTracker::track_callsite()) {
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	64 char buf[1024];
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	65 address pc = ((MemPointerRecordEx*)rec)->pc();
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	66 if (pc != NULL && os::dll_address_to_function_name(pc, buf, sizeof(buf), NULL)) {
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	67 tty->print_cr("\tfrom %s", buf);
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	68 } else {
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	69 tty->print_cr("\tcould not decode pc = " PTR_FORMAT "", pc);
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	70 }
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	71 }
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	72 }
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	73
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	74 void decode_vm_region_record(VMMemRegion* rec) {
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	75 tty->print("VM Region [" PTR_FORMAT " - " PTR_FORMAT "]", rec->addr(),
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	76 rec->addr() + rec->size());
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	77 tty->print(" type = %s", MemBaseline::type2name(FLAGS_TO_MEMORY_TYPE(rec->flags())));
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	78 if (rec->is_allocation_record()) {
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	79 tty->print_cr(" (reserved)");
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	80 } else if (rec->is_commit_record()) {
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	81 tty->print_cr(" (committed)");
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	82 } else {
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	83 ShouldNotReachHere();
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	84 }
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	85 if (MemTracker::track_callsite()) {
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	86 char buf[1024];
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	87 address pc = ((VMMemRegionEx*)rec)->pc();
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	88 if (pc != NULL && os::dll_address_to_function_name(pc, buf, sizeof(buf), NULL)) {
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	89 tty->print_cr("\tfrom %s", buf);
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	90 } else {
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	91 tty->print_cr("\tcould not decode pc = " PTR_FORMAT "", pc);
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	92 }
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	93
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	94 }
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	95 }
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	96
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	97 #endif
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	98
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	99
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	100 bool VMMemPointerIterator::insert_record(MemPointerRecord* rec) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	101 VMMemRegionEx new_rec;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	102 assert(rec->is_allocation_record() \|\| rec->is_commit_record(),
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	103 "Sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	104 if (MemTracker::track_callsite()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	105 new_rec.init((MemPointerRecordEx*)rec);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	106 } else {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	107 new_rec.init(rec);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	108 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	109 return insert(&new_rec);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	110 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	111
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	112 bool VMMemPointerIterator::insert_record_after(MemPointerRecord* rec) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	113 VMMemRegionEx new_rec;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	114 assert(rec->is_allocation_record() \|\| rec->is_commit_record(),
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	115 "Sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	116 if (MemTracker::track_callsite()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	117 new_rec.init((MemPointerRecordEx*)rec);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	118 } else {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	119 new_rec.init(rec);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	120 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	121 return insert_after(&new_rec);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	122 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	123
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	124 // we don't consolidate reserved regions, since they may be categorized
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	125 // in different types.
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	126 bool VMMemPointerIterator::add_reserved_region(MemPointerRecord* rec) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	127 assert(rec->is_allocation_record(), "Sanity check");
6977 ed8b1e39ff4f 8002273: NMT to report JNI memory leaks when -Xcheck:jni is on zgu parents: 6937 diff changeset	128 VMMemRegion* reserved_region = (VMMemRegion*)current();
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	129
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	130 // we don't have anything yet
6977 ed8b1e39ff4f 8002273: NMT to report JNI memory leaks when -Xcheck:jni is on zgu parents: 6937 diff changeset	131 if (reserved_region == NULL) {
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	132 return insert_record(rec);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	133 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	134
6977 ed8b1e39ff4f 8002273: NMT to report JNI memory leaks when -Xcheck:jni is on zgu parents: 6937 diff changeset	135 assert(reserved_region->is_reserved_region(), "Sanity check");
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	136 // duplicated records
6977 ed8b1e39ff4f 8002273: NMT to report JNI memory leaks when -Xcheck:jni is on zgu parents: 6937 diff changeset	137 if (reserved_region->is_same_region(rec)) {
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	138 return true;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	139 }
6977 ed8b1e39ff4f 8002273: NMT to report JNI memory leaks when -Xcheck:jni is on zgu parents: 6937 diff changeset	140 // Overlapping stack regions indicate that a JNI thread failed to
ed8b1e39ff4f 8002273: NMT to report JNI memory leaks when -Xcheck:jni is on zgu parents: 6937 diff changeset	141 // detach from the VM before exiting. This leaks the JavaThread object.
ed8b1e39ff4f 8002273: NMT to report JNI memory leaks when -Xcheck:jni is on zgu parents: 6937 diff changeset	142 if (CheckJNICalls) {
ed8b1e39ff4f 8002273: NMT to report JNI memory leaks when -Xcheck:jni is on zgu parents: 6937 diff changeset	143 guarantee(FLAGS_TO_MEMORY_TYPE(reserved_region->flags()) != mtThreadStack \|\|
ed8b1e39ff4f 8002273: NMT to report JNI memory leaks when -Xcheck:jni is on zgu parents: 6937 diff changeset	144 !reserved_region->overlaps_region(rec),
ed8b1e39ff4f 8002273: NMT to report JNI memory leaks when -Xcheck:jni is on zgu parents: 6937 diff changeset	145 "Attached JNI thread exited without being detached");
ed8b1e39ff4f 8002273: NMT to report JNI memory leaks when -Xcheck:jni is on zgu parents: 6937 diff changeset	146 }
ed8b1e39ff4f 8002273: NMT to report JNI memory leaks when -Xcheck:jni is on zgu parents: 6937 diff changeset	147 // otherwise, we should not have overlapping reserved regions
ed8b1e39ff4f 8002273: NMT to report JNI memory leaks when -Xcheck:jni is on zgu parents: 6937 diff changeset	148 assert(FLAGS_TO_MEMORY_TYPE(reserved_region->flags()) == mtThreadStack \|\|
ed8b1e39ff4f 8002273: NMT to report JNI memory leaks when -Xcheck:jni is on zgu parents: 6937 diff changeset	149 reserved_region->base() > rec->addr(), "Just check: locate()");
ed8b1e39ff4f 8002273: NMT to report JNI memory leaks when -Xcheck:jni is on zgu parents: 6937 diff changeset	150 assert(FLAGS_TO_MEMORY_TYPE(reserved_region->flags()) == mtThreadStack \|\|
ed8b1e39ff4f 8002273: NMT to report JNI memory leaks when -Xcheck:jni is on zgu parents: 6937 diff changeset	151 !reserved_region->overlaps_region(rec), "overlapping reserved regions");
ed8b1e39ff4f 8002273: NMT to report JNI memory leaks when -Xcheck:jni is on zgu parents: 6937 diff changeset	152
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	153 return insert_record(rec);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	154 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	155
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	156 // we do consolidate committed regions
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	157 bool VMMemPointerIterator::add_committed_region(MemPointerRecord* rec) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	158 assert(rec->is_commit_record(), "Sanity check");
6937 69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	159 VMMemRegion* reserved_rgn = (VMMemRegion*)current();
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	160 assert(reserved_rgn->is_reserved_region() && reserved_rgn->contains_region(rec),
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	161 "Sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	162
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	163 // thread's native stack is always marked as "committed", ignore
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	164 // the "commit" operation for creating stack guard pages
6937 69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	165 if (FLAGS_TO_MEMORY_TYPE(reserved_rgn->flags()) == mtThreadStack &&
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	166 FLAGS_TO_MEMORY_TYPE(rec->flags()) != mtThreadStack) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	167 return true;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	168 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	169
6937 69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	170 // if the reserved region has any committed regions
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	171 VMMemRegion* committed_rgn = (VMMemRegion*)next();
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	172 while (committed_rgn != NULL && committed_rgn->is_committed_region()) {
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	173 // duplicated commit records
6937 69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	174 if(committed_rgn->contains_region(rec)) {
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	175 return true;
6937 69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	176 } else if (committed_rgn->overlaps_region(rec)) {
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	177 // overlaps front part
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	178 if (rec->addr() < committed_rgn->addr()) {
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	179 committed_rgn->expand_region(rec->addr(),
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	180 committed_rgn->addr() - rec->addr());
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	181 } else {
6937 69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	182 // overlaps tail part
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	183 address committed_rgn_end = committed_rgn->addr() +
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	184 committed_rgn->size();
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	185 assert(committed_rgn_end < rec->addr() + rec->size(),
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	186 "overlap tail part");
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	187 committed_rgn->expand_region(committed_rgn_end,
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	188 (rec->addr() + rec->size()) - committed_rgn_end);
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	189 }
6937 69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	190 } else if (committed_rgn->base() + committed_rgn->size() == rec->addr()) {
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	191 // adjunct each other
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	192 committed_rgn->expand_region(rec->addr(), rec->size());
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	193 VMMemRegion* next_reg = (VMMemRegion*)next();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	194 // see if we can consolidate next committed region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	195 if (next_reg != NULL && next_reg->is_committed_region() &&
6937 69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	196 next_reg->base() == committed_rgn->base() + committed_rgn->size()) {
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	197 committed_rgn->expand_region(next_reg->base(), next_reg->size());
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	198 // delete merged region
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	199 remove();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	200 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	201 return true;
6937 69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	202 } else if (committed_rgn->base() > rec->addr()) {
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	203 // found the location, insert this committed region
69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	204 return insert_record(rec);
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	205 }
6937 69ad7823b1ca 8001591: NMT: assertion failed: assert(rec->addr() + rec->size() <= cur->base()) failed: Can not overlap in memSnapshot.cpp zgu parents: 6882 diff changeset	206 committed_rgn = (VMMemRegion*)next();
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	207 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	208 return insert_record(rec);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	209 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	210
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	211 bool VMMemPointerIterator::remove_uncommitted_region(MemPointerRecord* rec) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	212 assert(rec->is_uncommit_record(), "sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	213 VMMemRegion* cur;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	214 cur = (VMMemRegion*)current();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	215 assert(cur->is_reserved_region() && cur->contains_region(rec),
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	216 "Sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	217 // thread's native stack is always marked as "committed", ignore
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	218 // the "commit" operation for creating stack guard pages
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	219 if (FLAGS_TO_MEMORY_TYPE(cur->flags()) == mtThreadStack &&
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	220 FLAGS_TO_MEMORY_TYPE(rec->flags()) != mtThreadStack) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	221 return true;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	222 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	223
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	224 cur = (VMMemRegion*)next();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	225 while (cur != NULL && cur->is_committed_region()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	226 // region already uncommitted, must be due to duplicated record
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	227 if (cur->addr() >= rec->addr() + rec->size()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	228 break;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	229 } else if (cur->contains_region(rec)) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	230 // uncommit whole region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	231 if (cur->is_same_region(rec)) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	232 remove();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	233 break;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	234 } else if (rec->addr() == cur->addr() \|\|
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	235 rec->addr() + rec->size() == cur->addr() + cur->size()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	236 // uncommitted from either end of current memory region.
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	237 cur->exclude_region(rec->addr(), rec->size());
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	238 break;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	239 } else { // split the committed region and release the middle
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	240 address high_addr = cur->addr() + cur->size();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	241 size_t sz = high_addr - rec->addr();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	242 cur->exclude_region(rec->addr(), sz);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	243 sz = high_addr - (rec->addr() + rec->size());
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	244 if (MemTracker::track_callsite()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	245 MemPointerRecordEx tmp(rec->addr() + rec->size(), cur->flags(), sz,
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	246 ((VMMemRegionEx*)cur)->pc());
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	247 return insert_record_after(&tmp);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	248 } else {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	249 MemPointerRecord tmp(rec->addr() + rec->size(), cur->flags(), sz);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	250 return insert_record_after(&tmp);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	251 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	252 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	253 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	254 cur = (VMMemRegion*)next();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	255 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	256
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	257 // we may not find committed record due to duplicated records
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	258 return true;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	259 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	260
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	261 bool VMMemPointerIterator::remove_released_region(MemPointerRecord* rec) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	262 assert(rec->is_deallocation_record(), "Sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	263 VMMemRegion* cur = (VMMemRegion*)current();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	264 assert(cur->is_reserved_region() && cur->contains_region(rec),
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	265 "Sanity check");
7166 49cbd3e25ba9 8003487: NMT: incorrect assertion in VMMemPointerIterator::remove_released_region method (memSnapshot.cpp) zgu parents: 6981 diff changeset	266 if (rec->is_same_region(cur)) {
10221 c18152e0554e 8013120: NMT: Kitchensink crashes with assert(next_region == NULL \|\| !next_region->is_committed_region()) failed: Sanity check zgu parents: 8102 diff changeset	267
c18152e0554e 8013120: NMT: Kitchensink crashes with assert(next_region == NULL \|\| !next_region->is_committed_region()) failed: Sanity check zgu parents: 8102 diff changeset	268 // In snapshot, the virtual memory records are sorted in following orders:
c18152e0554e 8013120: NMT: Kitchensink crashes with assert(next_region == NULL \|\| !next_region->is_committed_region()) failed: Sanity check zgu parents: 8102 diff changeset	269 // 1. virtual memory's base address
c18152e0554e 8013120: NMT: Kitchensink crashes with assert(next_region == NULL \|\| !next_region->is_committed_region()) failed: Sanity check zgu parents: 8102 diff changeset	270 // 2. virtual memory reservation record, followed by commit records within this reservation.
c18152e0554e 8013120: NMT: Kitchensink crashes with assert(next_region == NULL \|\| !next_region->is_committed_region()) failed: Sanity check zgu parents: 8102 diff changeset	271 // The commit records are also in base address order.
c18152e0554e 8013120: NMT: Kitchensink crashes with assert(next_region == NULL \|\| !next_region->is_committed_region()) failed: Sanity check zgu parents: 8102 diff changeset	272 // When a reserved region is released, we want to remove the reservation record and all
c18152e0554e 8013120: NMT: Kitchensink crashes with assert(next_region == NULL \|\| !next_region->is_committed_region()) failed: Sanity check zgu parents: 8102 diff changeset	273 // commit records following it.
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	274 #ifdef ASSERT
10221 c18152e0554e 8013120: NMT: Kitchensink crashes with assert(next_region == NULL \|\| !next_region->is_committed_region()) failed: Sanity check zgu parents: 8102 diff changeset	275 address low_addr = cur->addr();
c18152e0554e 8013120: NMT: Kitchensink crashes with assert(next_region == NULL \|\| !next_region->is_committed_region()) failed: Sanity check zgu parents: 8102 diff changeset	276 address high_addr = low_addr + cur->size();
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	277 #endif
10221 c18152e0554e 8013120: NMT: Kitchensink crashes with assert(next_region == NULL \|\| !next_region->is_committed_region()) failed: Sanity check zgu parents: 8102 diff changeset	278 // remove virtual memory reservation record
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	279 remove();
10221 c18152e0554e 8013120: NMT: Kitchensink crashes with assert(next_region == NULL \|\| !next_region->is_committed_region()) failed: Sanity check zgu parents: 8102 diff changeset	280 // remove committed regions within above reservation
c18152e0554e 8013120: NMT: Kitchensink crashes with assert(next_region == NULL \|\| !next_region->is_committed_region()) failed: Sanity check zgu parents: 8102 diff changeset	281 VMMemRegion* next_region = (VMMemRegion*)current();
c18152e0554e 8013120: NMT: Kitchensink crashes with assert(next_region == NULL \|\| !next_region->is_committed_region()) failed: Sanity check zgu parents: 8102 diff changeset	282 while (next_region != NULL && next_region->is_committed_region()) {
c18152e0554e 8013120: NMT: Kitchensink crashes with assert(next_region == NULL \|\| !next_region->is_committed_region()) failed: Sanity check zgu parents: 8102 diff changeset	283 assert(next_region->addr() >= low_addr &&
c18152e0554e 8013120: NMT: Kitchensink crashes with assert(next_region == NULL \|\| !next_region->is_committed_region()) failed: Sanity check zgu parents: 8102 diff changeset	284 next_region->addr() + next_region->size() <= high_addr,
c18152e0554e 8013120: NMT: Kitchensink crashes with assert(next_region == NULL \|\| !next_region->is_committed_region()) failed: Sanity check zgu parents: 8102 diff changeset	285 "Range check");
c18152e0554e 8013120: NMT: Kitchensink crashes with assert(next_region == NULL \|\| !next_region->is_committed_region()) failed: Sanity check zgu parents: 8102 diff changeset	286 remove();
c18152e0554e 8013120: NMT: Kitchensink crashes with assert(next_region == NULL \|\| !next_region->is_committed_region()) failed: Sanity check zgu parents: 8102 diff changeset	287 next_region = (VMMemRegion*)current();
c18152e0554e 8013120: NMT: Kitchensink crashes with assert(next_region == NULL \|\| !next_region->is_committed_region()) failed: Sanity check zgu parents: 8102 diff changeset	288 }
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	289 } else if (rec->addr() == cur->addr() \|\|
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	290 rec->addr() + rec->size() == cur->addr() + cur->size()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	291 // released region is at either end of this region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	292 cur->exclude_region(rec->addr(), rec->size());
7166 49cbd3e25ba9 8003487: NMT: incorrect assertion in VMMemPointerIterator::remove_released_region method (memSnapshot.cpp) zgu parents: 6981 diff changeset	293 assert(check_reserved_region(), "Integrity check");
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	294 } else { // split the reserved region and release the middle
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	295 address high_addr = cur->addr() + cur->size();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	296 size_t sz = high_addr - rec->addr();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	297 cur->exclude_region(rec->addr(), sz);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	298 sz = high_addr - rec->addr() - rec->size();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	299 if (MemTracker::track_callsite()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	300 MemPointerRecordEx tmp(rec->addr() + rec->size(), cur->flags(), sz,
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	301 ((VMMemRegionEx*)cur)->pc());
7166 49cbd3e25ba9 8003487: NMT: incorrect assertion in VMMemPointerIterator::remove_released_region method (memSnapshot.cpp) zgu parents: 6981 diff changeset	302 bool ret = insert_reserved_region(&tmp);
49cbd3e25ba9 8003487: NMT: incorrect assertion in VMMemPointerIterator::remove_released_region method (memSnapshot.cpp) zgu parents: 6981 diff changeset	303 assert(!ret \|\| check_reserved_region(), "Integrity check");
49cbd3e25ba9 8003487: NMT: incorrect assertion in VMMemPointerIterator::remove_released_region method (memSnapshot.cpp) zgu parents: 6981 diff changeset	304 return ret;
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	305 } else {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	306 MemPointerRecord tmp(rec->addr() + rec->size(), cur->flags(), sz);
7166 49cbd3e25ba9 8003487: NMT: incorrect assertion in VMMemPointerIterator::remove_released_region method (memSnapshot.cpp) zgu parents: 6981 diff changeset	307 bool ret = insert_reserved_region(&tmp);
49cbd3e25ba9 8003487: NMT: incorrect assertion in VMMemPointerIterator::remove_released_region method (memSnapshot.cpp) zgu parents: 6981 diff changeset	308 assert(!ret \|\| check_reserved_region(), "Integrity check");
49cbd3e25ba9 8003487: NMT: incorrect assertion in VMMemPointerIterator::remove_released_region method (memSnapshot.cpp) zgu parents: 6981 diff changeset	309 return ret;
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	310 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	311 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	312 return true;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	313 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	314
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	315 bool VMMemPointerIterator::insert_reserved_region(MemPointerRecord* rec) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	316 // skip all 'commit' records associated with previous reserved region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	317 VMMemRegion* p = (VMMemRegion*)next();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	318 while (p != NULL && p->is_committed_region() &&
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	319 p->base() + p->size() < rec->addr()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	320 p = (VMMemRegion*)next();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	321 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	322 return insert_record(rec);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	323 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	324
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	325 bool VMMemPointerIterator::split_reserved_region(VMMemRegion* rgn, address new_rgn_addr, size_t new_rgn_size) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	326 assert(rgn->contains_region(new_rgn_addr, new_rgn_size), "Not fully contained");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	327 address pc = (MemTracker::track_callsite() ? ((VMMemRegionEx*)rgn)->pc() : NULL);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	328 if (rgn->base() == new_rgn_addr) { // new region is at the beginning of the region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	329 size_t sz = rgn->size() - new_rgn_size;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	330 // the original region becomes 'new' region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	331 rgn->exclude_region(new_rgn_addr + new_rgn_size, sz);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	332 // remaining becomes next region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	333 MemPointerRecordEx next_rgn(new_rgn_addr + new_rgn_size, rgn->flags(), sz, pc);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	334 return insert_reserved_region(&next_rgn);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	335 } else if (rgn->base() + rgn->size() == new_rgn_addr + new_rgn_size) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	336 rgn->exclude_region(new_rgn_addr, new_rgn_size);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	337 MemPointerRecordEx next_rgn(new_rgn_addr, rgn->flags(), new_rgn_size, pc);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	338 return insert_reserved_region(&next_rgn);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	339 } else {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	340 // the orginal region will be split into three
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	341 address rgn_high_addr = rgn->base() + rgn->size();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	342 // first region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	343 rgn->exclude_region(new_rgn_addr, (rgn_high_addr - new_rgn_addr));
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	344 // the second region is the new region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	345 MemPointerRecordEx new_rgn(new_rgn_addr, rgn->flags(), new_rgn_size, pc);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	346 if (!insert_reserved_region(&new_rgn)) return false;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	347 // the remaining region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	348 MemPointerRecordEx rem_rgn(new_rgn_addr + new_rgn_size, rgn->flags(),
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	349 rgn_high_addr - (new_rgn_addr + new_rgn_size), pc);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	350 return insert_reserved_region(&rem_rgn);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	351 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	352 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	353
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	354 static int sort_in_seq_order(const void* p1, const void* p2) {
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	355 assert(p1 != NULL && p2 != NULL, "Sanity check");
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	356 const MemPointerRecord* mp1 = (MemPointerRecord*)p1;
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	357 const MemPointerRecord* mp2 = (MemPointerRecord*)p2;
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	358 return (mp1->seq() - mp2->seq());
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	359 }
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	360
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	361 bool StagingArea::init() {
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	362 if (MemTracker::track_callsite()) {
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	363 _malloc_data = new (std::nothrow)MemPointerArrayImpl<SeqMemPointerRecordEx>();
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	364 _vm_data = new (std::nothrow)MemPointerArrayImpl<SeqMemPointerRecordEx>();
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	365 } else {
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	366 _malloc_data = new (std::nothrow)MemPointerArrayImpl<SeqMemPointerRecord>();
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	367 _vm_data = new (std::nothrow)MemPointerArrayImpl<SeqMemPointerRecord>();
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	368 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	369
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	370 if (_malloc_data != NULL && _vm_data != NULL &&
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	371 !_malloc_data->out_of_memory() &&
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	372 !_vm_data->out_of_memory()) {
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	373 return true;
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	374 } else {
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	375 if (_malloc_data != NULL) delete _malloc_data;
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	376 if (_vm_data != NULL) delete _vm_data;
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	377 _malloc_data = NULL;
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	378 _vm_data = NULL;
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	379 return false;
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	380 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	381 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	382
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	383
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	384 VMRecordIterator StagingArea::virtual_memory_record_walker() {
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	385 MemPointerArray* arr = vm_data();
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	386 // sort into seq number order
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	387 arr->sort((FN_SORT)sort_in_seq_order);
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	388 return VMRecordIterator(arr);
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	389 }
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	390
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	391
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	392 MemSnapshot::MemSnapshot() {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	393 if (MemTracker::track_callsite()) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	394 _alloc_ptrs = new (std::nothrow) MemPointerArrayImpl<MemPointerRecordEx>();
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	395 _vm_ptrs = new (std::nothrow)MemPointerArrayImpl<VMMemRegionEx>(64, true);
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	396 } else {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	397 _alloc_ptrs = new (std::nothrow) MemPointerArrayImpl<MemPointerRecord>();
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	398 _vm_ptrs = new (std::nothrow)MemPointerArrayImpl<VMMemRegion>(64, true);
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	399 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	400
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	401 _staging_area.init();
6232 f1f45dddb0bd 7181986: NMT ON: Assertion failure when running jdi ExpiredRequestDeletionTest zgu parents: 6197 diff changeset	402 _lock = new (std::nothrow) Mutex(Monitor::max_nonleaf - 1, "memSnapshotLock");
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	403 NOT_PRODUCT(_untracked_count = 0;)
7464 ecd24264898b 8005048: NMT: #loaded classes needs to just show the # defined classes zgu parents: 7166 diff changeset	404 _number_of_classes = 0;
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	405 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	406
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	407 MemSnapshot::~MemSnapshot() {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	408 assert(MemTracker::shutdown_in_progress(), "native memory tracking still on");
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	409 {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	410 MutexLockerEx locker(_lock);
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	411 if (_alloc_ptrs != NULL) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	412 delete _alloc_ptrs;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	413 _alloc_ptrs = NULL;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	414 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	415
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	416 if (_vm_ptrs != NULL) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	417 delete _vm_ptrs;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	418 _vm_ptrs = NULL;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	419 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	420 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	421
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	422 if (_lock != NULL) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	423 delete _lock;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	424 _lock = NULL;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	425 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	426 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	427
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	428
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	429 void MemSnapshot::copy_seq_pointer(MemPointerRecord* dest, const MemPointerRecord* src) {
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	430 assert(dest != NULL && src != NULL, "Just check");
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	431 assert(dest->addr() == src->addr(), "Just check");
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	432 assert(dest->seq() > 0 && src->seq() > 0, "not sequenced");
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	433
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	434 if (MemTracker::track_callsite()) {
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	435 (SeqMemPointerRecordEx)dest = (SeqMemPointerRecordEx)src;
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	436 } else {
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	437 (SeqMemPointerRecord)dest = (SeqMemPointerRecord)src;
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	438 }
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	439 }
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	440
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	441 void MemSnapshot::assign_pointer(MemPointerRecorddest, const MemPointerRecord src) {
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	442 assert(src != NULL && dest != NULL, "Just check");
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	443 assert(dest->seq() == 0 && src->seq() >0, "cast away sequence");
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	444
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	445 if (MemTracker::track_callsite()) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	446 (MemPointerRecordEx)dest = (MemPointerRecordEx)src;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	447 } else {
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	448 (MemPointerRecord)dest = (MemPointerRecord)src;
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	449 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	450 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	451
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	452 // merge a recorder to the staging area
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	453 bool MemSnapshot::merge(MemRecorder* rec) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	454 assert(rec != NULL && !rec->out_of_memory(), "Just check");
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	455
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	456 SequencedRecordIterator itr(rec->pointer_itr());
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	457
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	458 MutexLockerEx lock(_lock, true);
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	459 MemPointerIterator malloc_staging_itr(_staging_area.malloc_data());
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	460 MemPointerRecord* incoming_rec = (MemPointerRecord*) itr.current();
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	461 MemPointerRecord* matched_rec;
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	462
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	463 while (incoming_rec != NULL) {
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	464 if (incoming_rec->is_vm_pointer()) {
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	465 // we don't do anything with virtual memory records during merge
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	466 if (!_staging_area.vm_data()->append(incoming_rec)) {
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	467 return false;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	468 }
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	469 } else {
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	470 // locate matched record and/or also position the iterator to proper
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	471 // location for this incoming record.
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	472 matched_rec = (MemPointerRecord*)malloc_staging_itr.locate(incoming_rec->addr());
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	473 // we have not seen this memory block in this generation,
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	474 // so just add to staging area
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	475 if (matched_rec == NULL) {
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	476 if (!malloc_staging_itr.insert(incoming_rec)) {
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	477 return false;
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	478 }
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	479 } else if (incoming_rec->addr() == matched_rec->addr()) {
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	480 // whoever has higher sequence number wins
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	481 if (incoming_rec->seq() > matched_rec->seq()) {
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	482 copy_seq_pointer(matched_rec, incoming_rec);
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	483 }
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	484 } else if (incoming_rec->addr() < matched_rec->addr()) {
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	485 if (!malloc_staging_itr.insert(incoming_rec)) {
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	486 return false;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	487 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	488 } else {
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	489 ShouldNotReachHere();
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	490 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	491 }
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	492 incoming_rec = (MemPointerRecord*)itr.next();
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	493 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	494 NOT_PRODUCT(void check_staging_data();)
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	495 return true;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	496 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	497
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	498
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	499 // promote data to next generation
7464 ecd24264898b 8005048: NMT: #loaded classes needs to just show the # defined classes zgu parents: 7166 diff changeset	500 bool MemSnapshot::promote(int number_of_classes) {
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	501 assert(_alloc_ptrs != NULL && _vm_ptrs != NULL, "Just check");
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	502 assert(_staging_area.malloc_data() != NULL && _staging_area.vm_data() != NULL,
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	503 "Just check");
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	504 MutexLockerEx lock(_lock, true);
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	505
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	506 MallocRecordIterator malloc_itr = _staging_area.malloc_record_walker();
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	507 bool promoted = false;
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	508 if (promote_malloc_records(&malloc_itr)) {
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	509 VMRecordIterator vm_itr = _staging_area.virtual_memory_record_walker();
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	510 if (promote_virtual_memory_records(&vm_itr)) {
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	511 promoted = true;
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	512 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	513 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	514
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	515 NOT_PRODUCT(check_malloc_pointers();)
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	516 _staging_area.clear();
7464 ecd24264898b 8005048: NMT: #loaded classes needs to just show the # defined classes zgu parents: 7166 diff changeset	517 _number_of_classes = number_of_classes;
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	518 return promoted;
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	519 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	520
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	521 bool MemSnapshot::promote_malloc_records(MemPointerArrayIterator* itr) {
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	522 MemPointerIterator malloc_snapshot_itr(_alloc_ptrs);
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	523 MemPointerRecord* new_rec = (MemPointerRecord*)itr->current();
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	524 MemPointerRecord* matched_rec;
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	525 while (new_rec != NULL) {
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	526 matched_rec = (MemPointerRecord*)malloc_snapshot_itr.locate(new_rec->addr());
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	527 // found matched memory block
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	528 if (matched_rec != NULL && new_rec->addr() == matched_rec->addr()) {
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	529 // snapshot already contains 'live' records
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	530 assert(matched_rec->is_allocation_record() \|\| matched_rec->is_arena_memory_record(),
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	531 "Sanity check");
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	532 // update block states
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	533 if (new_rec->is_allocation_record()) {
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	534 assign_pointer(matched_rec, new_rec);
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	535 } else if (new_rec->is_arena_memory_record()) {
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	536 if (new_rec->size() == 0) {
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	537 // remove size record once size drops to 0
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	538 malloc_snapshot_itr.remove();
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	539 } else {
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	540 assign_pointer(matched_rec, new_rec);
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	541 }
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	542 } else {
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	543 // a deallocation record
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	544 assert(new_rec->is_deallocation_record(), "Sanity check");
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	545 // an arena record can be followed by a size record, we need to remove both
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	546 if (matched_rec->is_arena_record()) {
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	547 MemPointerRecord* next = (MemPointerRecord*)malloc_snapshot_itr.peek_next();
8102 fc64254f5579 8008071: Crashed in promote_malloc_records() with Kitchensink after 19 days zgu parents: 7464 diff changeset	548 if (next != NULL && next->is_arena_memory_record() &&
fc64254f5579 8008071: Crashed in promote_malloc_records() with Kitchensink after 19 days zgu parents: 7464 diff changeset	549 next->is_memory_record_of_arena(matched_rec)) {
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	550 malloc_snapshot_itr.remove();
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	551 }
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	552 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	553 // the memory is deallocated, remove related record(s)
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	554 malloc_snapshot_itr.remove();
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	555 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	556 } else {
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	557 // don't insert size 0 record
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	558 if (new_rec->is_arena_memory_record() && new_rec->size() == 0) {
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	559 new_rec = NULL;
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	560 }
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	561
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	562 if (new_rec != NULL) {
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	563 if (new_rec->is_allocation_record() \|\| new_rec->is_arena_memory_record()) {
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	564 if (matched_rec != NULL && new_rec->addr() > matched_rec->addr()) {
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	565 if (!malloc_snapshot_itr.insert_after(new_rec)) {
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	566 return false;
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	567 }
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	568 } else {
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	569 if (!malloc_snapshot_itr.insert(new_rec)) {
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	570 return false;
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	571 }
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	572 }
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	573 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	574 #ifndef PRODUCT
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	575 else if (!has_allocation_record(new_rec->addr())) {
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	576 // NMT can not track some startup memory, which is allocated before NMT is on
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	577 _untracked_count ++;
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	578 }
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	579 #endif
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	580 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	581 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	582 new_rec = (MemPointerRecord*)itr->next();
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	583 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	584 return true;
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	585 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	586
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	587 bool MemSnapshot::promote_virtual_memory_records(MemPointerArrayIterator* itr) {
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	588 VMMemPointerIterator vm_snapshot_itr(_vm_ptrs);
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	589 MemPointerRecord* new_rec = (MemPointerRecord*)itr->current();
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	590 VMMemRegion* reserved_rec;
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	591 while (new_rec != NULL) {
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	592 assert(new_rec->is_vm_pointer(), "Sanity check");
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	593
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	594 // locate a reserved region that contains the specified address, or
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	595 // the nearest reserved region has base address just above the specified
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	596 // address
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	597 reserved_rec = (VMMemRegion*)vm_snapshot_itr.locate(new_rec->addr());
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	598 if (reserved_rec != NULL && reserved_rec->contains_region(new_rec)) {
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	599 // snapshot can only have 'live' records
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	600 assert(reserved_rec->is_reserved_region(), "Sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	601 if (new_rec->is_allocation_record()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	602 if (!reserved_rec->is_same_region(new_rec)) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	603 // only deal with split a bigger reserved region into smaller regions.
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	604 // So far, CDS is the only use case.
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	605 if (!vm_snapshot_itr.split_reserved_region(reserved_rec, new_rec->addr(), new_rec->size())) {
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	606 return false;
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	607 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	608 }
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	609 } else if (new_rec->is_uncommit_record()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	610 if (!vm_snapshot_itr.remove_uncommitted_region(new_rec)) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	611 return false;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	612 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	613 } else if (new_rec->is_commit_record()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	614 // insert or expand existing committed region to cover this
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	615 // newly committed region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	616 if (!vm_snapshot_itr.add_committed_region(new_rec)) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	617 return false;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	618 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	619 } else if (new_rec->is_deallocation_record()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	620 // release part or all memory region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	621 if (!vm_snapshot_itr.remove_released_region(new_rec)) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	622 return false;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	623 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	624 } else if (new_rec->is_type_tagging_record()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	625 // tag this reserved virtual memory range to a memory type. Can not re-tag a memory range
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	626 // to different type.
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	627 assert(FLAGS_TO_MEMORY_TYPE(reserved_rec->flags()) == mtNone \|\|
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	628 FLAGS_TO_MEMORY_TYPE(reserved_rec->flags()) == FLAGS_TO_MEMORY_TYPE(new_rec->flags()),
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	629 "Sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	630 reserved_rec->tag(new_rec->flags());
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	631 } else {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	632 ShouldNotReachHere();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	633 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	634 } else {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	635 /*
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	636 * The assertion failure indicates mis-matched virtual memory records. The likely
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	637 * scenario is, that some virtual memory operations are not going through os::xxxx_memory()
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	638 * api, which have to be tracked manually. (perfMemory is an example).
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	639 */
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	640 assert(new_rec->is_allocation_record(), "Sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	641 if (!vm_snapshot_itr.add_reserved_region(new_rec)) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	642 return false;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	643 }
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	644 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	645 new_rec = (MemPointerRecord*)itr->next();
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	646 }
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	647 return true;
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	648 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	649
6607 e5bf1c79ed5b 7191124: Optimized build is broken due to inconsistent use of DEBUG_ONLY and NOT_PRODUCT macros in NMT zgu parents: 6599 diff changeset	650 #ifndef PRODUCT
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	651 void MemSnapshot::print_snapshot_stats(outputStream* st) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	652 st->print_cr("Snapshot:");
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	653 st->print_cr("\tMalloced: %d/%d [%5.2f%%] %dKB", _alloc_ptrs->length(), _alloc_ptrs->capacity(),
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	654 (100.0 * (float)_alloc_ptrs->length()) / (float)_alloc_ptrs->capacity(), _alloc_ptrs->instance_size()/K);
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	655
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	656 st->print_cr("\tVM: %d/%d [%5.2f%%] %dKB", _vm_ptrs->length(), _vm_ptrs->capacity(),
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	657 (100.0 * (float)_vm_ptrs->length()) / (float)_vm_ptrs->capacity(), _vm_ptrs->instance_size()/K);
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	658
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	659 st->print_cr("\tMalloc staging Area: %d/%d [%5.2f%%] %dKB", _staging_area.malloc_data()->length(),
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	660 _staging_area.malloc_data()->capacity(),
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	661 (100.0 * (float)_staging_area.malloc_data()->length()) / (float)_staging_area.malloc_data()->capacity(),
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	662 _staging_area.malloc_data()->instance_size()/K);
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	663
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	664 st->print_cr("\tVirtual memory staging Area: %d/%d [%5.2f%%] %dKB", _staging_area.vm_data()->length(),
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	665 _staging_area.vm_data()->capacity(),
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	666 (100.0 * (float)_staging_area.vm_data()->length()) / (float)_staging_area.vm_data()->capacity(),
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	667 _staging_area.vm_data()->instance_size()/K);
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	668
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	669 st->print_cr("\tUntracked allocation: %d", _untracked_count);
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	670 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	671
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	672 void MemSnapshot::check_malloc_pointers() {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	673 MemPointerArrayIteratorImpl mItr(_alloc_ptrs);
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	674 MemPointerRecord* p = (MemPointerRecord*)mItr.current();
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	675 MemPointerRecord* prev = NULL;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	676 while (p != NULL) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	677 if (prev != NULL) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	678 assert(p->addr() >= prev->addr(), "sorting order");
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	679 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	680 prev = p;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	681 p = (MemPointerRecord*)mItr.next();
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	682 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	683 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	684
6607 e5bf1c79ed5b 7191124: Optimized build is broken due to inconsistent use of DEBUG_ONLY and NOT_PRODUCT macros in NMT zgu parents: 6599 diff changeset	685 bool MemSnapshot::has_allocation_record(address addr) {
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	686 MemPointerArrayIteratorImpl itr(_staging_area.malloc_data());
6607 e5bf1c79ed5b 7191124: Optimized build is broken due to inconsistent use of DEBUG_ONLY and NOT_PRODUCT macros in NMT zgu parents: 6599 diff changeset	687 MemPointerRecord* cur = (MemPointerRecord*)itr.current();
e5bf1c79ed5b 7191124: Optimized build is broken due to inconsistent use of DEBUG_ONLY and NOT_PRODUCT macros in NMT zgu parents: 6599 diff changeset	688 while (cur != NULL) {
e5bf1c79ed5b 7191124: Optimized build is broken due to inconsistent use of DEBUG_ONLY and NOT_PRODUCT macros in NMT zgu parents: 6599 diff changeset	689 if (cur->addr() == addr && cur->is_allocation_record()) {
e5bf1c79ed5b 7191124: Optimized build is broken due to inconsistent use of DEBUG_ONLY and NOT_PRODUCT macros in NMT zgu parents: 6599 diff changeset	690 return true;
e5bf1c79ed5b 7191124: Optimized build is broken due to inconsistent use of DEBUG_ONLY and NOT_PRODUCT macros in NMT zgu parents: 6599 diff changeset	691 }
e5bf1c79ed5b 7191124: Optimized build is broken due to inconsistent use of DEBUG_ONLY and NOT_PRODUCT macros in NMT zgu parents: 6599 diff changeset	692 cur = (MemPointerRecord*)itr.next();
e5bf1c79ed5b 7191124: Optimized build is broken due to inconsistent use of DEBUG_ONLY and NOT_PRODUCT macros in NMT zgu parents: 6599 diff changeset	693 }
e5bf1c79ed5b 7191124: Optimized build is broken due to inconsistent use of DEBUG_ONLY and NOT_PRODUCT macros in NMT zgu parents: 6599 diff changeset	694 return false;
e5bf1c79ed5b 7191124: Optimized build is broken due to inconsistent use of DEBUG_ONLY and NOT_PRODUCT macros in NMT zgu parents: 6599 diff changeset	695 }
e5bf1c79ed5b 7191124: Optimized build is broken due to inconsistent use of DEBUG_ONLY and NOT_PRODUCT macros in NMT zgu parents: 6599 diff changeset	696 #endif // PRODUCT
e5bf1c79ed5b 7191124: Optimized build is broken due to inconsistent use of DEBUG_ONLY and NOT_PRODUCT macros in NMT zgu parents: 6599 diff changeset	697
e5bf1c79ed5b 7191124: Optimized build is broken due to inconsistent use of DEBUG_ONLY and NOT_PRODUCT macros in NMT zgu parents: 6599 diff changeset	698 #ifdef ASSERT
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	699 void MemSnapshot::check_staging_data() {
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	700 MemPointerArrayIteratorImpl itr(_staging_area.malloc_data());
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	701 MemPointerRecord* cur = (MemPointerRecord*)itr.current();
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	702 MemPointerRecord* next = (MemPointerRecord*)itr.next();
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	703 while (next != NULL) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	704 assert((next->addr() > cur->addr()) \|\|
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	705 ((next->flags() & MemPointerRecord::tag_masks) >
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	706 (cur->flags() & MemPointerRecord::tag_masks)),
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	707 "sorting order");
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	708 cur = next;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	709 next = (MemPointerRecord*)itr.next();
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	710 }
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	711
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	712 MemPointerArrayIteratorImpl vm_itr(_staging_area.vm_data());
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	713 cur = (MemPointerRecord*)vm_itr.current();
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	714 while (cur != NULL) {
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	715 assert(cur->is_vm_pointer(), "virtual memory pointer only");
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	716 cur = (MemPointerRecord*)vm_itr.next();
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	717 }
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	718 }
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	719
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	720 void MemSnapshot::dump_all_vm_pointers() {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	721 MemPointerArrayIteratorImpl itr(_vm_ptrs);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	722 VMMemRegion* ptr = (VMMemRegion*)itr.current();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	723 tty->print_cr("dump virtual memory pointers:");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	724 while (ptr != NULL) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	725 if (ptr->is_committed_region()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	726 tty->print("\t");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	727 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	728 tty->print("[" PTR_FORMAT " - " PTR_FORMAT "] [%x]", ptr->addr(),
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	729 (ptr->addr() + ptr->size()), ptr->flags());
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	730
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	731 if (MemTracker::track_callsite()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	732 VMMemRegionEx* ex = (VMMemRegionEx*)ptr;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	733 if (ex->pc() != NULL) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	734 char buf[1024];
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	735 if (os::dll_address_to_function_name(ex->pc(), buf, sizeof(buf), NULL)) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	736 tty->print_cr("\t%s", buf);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	737 } else {
17937 78bbf4d43a14 8037816: Fix for 8036122 breaks build with Xcode5/clang drchase parents: 10221 diff changeset	738 tty->cr();
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	739 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	740 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	741 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	742
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	743 ptr = (VMMemRegion*)itr.next();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	744 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	745 tty->flush();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	746 }
6607 e5bf1c79ed5b 7191124: Optimized build is broken due to inconsistent use of DEBUG_ONLY and NOT_PRODUCT macros in NMT zgu parents: 6599 diff changeset	747 #endif // ASSERT
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	748

Mercurial > hg > truffle

annotate src/share/vm/services/memSnapshot.cpp @ 18408:2c3666f44855