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

annotate src/share/vm/services/memSnapshot.cpp @ 7166:49cbd3e25ba9

8003487: NMT: incorrect assertion in VMMemPointerIterator::remove_released_region method (memSnapshot.cpp) Summary: The assertion is applied to only the region to be released, also performs region integrity checking Reviewed-by: acorn, coleenp

author	zgu
date	Fri, 16 Nov 2012 09:05:19 -0500
parents	8c413497f434
children	ecd24264898b

rev	line source
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	1 /*
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	2 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
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
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	34 #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	35
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 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	37 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	38 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	39 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	40 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	41 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	42 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	43 } 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	44 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	45 } 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	46 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	47 } 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	48 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	49 } 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	50 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	51 }
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 } else {
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	53 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	54 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	55 } 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	56 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	57 } 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	58 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	59 }
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 }
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 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	62 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	63 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	64 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	65 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	66 } 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	67 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	68 }
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 }
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 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	73 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	74 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	75 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	76 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	77 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	78 } 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	79 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	80 } 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	81 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	82 }
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 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	84 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	85 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	86 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	87 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	88 } 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	89 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	90 }
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
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 #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	96
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	97
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	98 bool VMMemPointerIterator::insert_record(MemPointerRecord* rec) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	99 VMMemRegionEx new_rec;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	100 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	101 "Sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	102 if (MemTracker::track_callsite()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	103 new_rec.init((MemPointerRecordEx*)rec);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	104 } else {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	105 new_rec.init(rec);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	106 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	107 return insert(&new_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
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	110 bool VMMemPointerIterator::insert_record_after(MemPointerRecord* rec) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	111 VMMemRegionEx new_rec;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	112 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	113 "Sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	114 if (MemTracker::track_callsite()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	115 new_rec.init((MemPointerRecordEx*)rec);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	116 } else {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	117 new_rec.init(rec);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	118 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	119 return insert_after(&new_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
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	122 // 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	123 // in different types.
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	124 bool VMMemPointerIterator::add_reserved_region(MemPointerRecord* rec) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	125 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	126 VMMemRegion* reserved_region = (VMMemRegion*)current();
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	127
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	128 // 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	129 if (reserved_region == NULL) {
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	130 return insert_record(rec);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	131 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	132
6977 ed8b1e39ff4f 8002273: NMT to report JNI memory leaks when -Xcheck:jni is on zgu parents: 6937 diff changeset	133 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	134 // duplicated records
6977 ed8b1e39ff4f 8002273: NMT to report JNI memory leaks when -Xcheck:jni is on zgu parents: 6937 diff changeset	135 if (reserved_region->is_same_region(rec)) {
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	136 return true;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	137 }
6977 ed8b1e39ff4f 8002273: NMT to report JNI memory leaks when -Xcheck:jni is on zgu parents: 6937 diff changeset	138 // 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	139 // 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	140 if (CheckJNICalls) {
ed8b1e39ff4f 8002273: NMT to report JNI memory leaks when -Xcheck:jni is on zgu parents: 6937 diff changeset	141 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	142 !reserved_region->overlaps_region(rec),
ed8b1e39ff4f 8002273: NMT to report JNI memory leaks when -Xcheck:jni is on zgu parents: 6937 diff changeset	143 "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	144 }
ed8b1e39ff4f 8002273: NMT to report JNI memory leaks when -Xcheck:jni is on zgu parents: 6937 diff changeset	145 // 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	146 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	147 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	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->overlaps_region(rec), "overlapping reserved regions");
ed8b1e39ff4f 8002273: NMT to report JNI memory leaks when -Xcheck:jni is on zgu parents: 6937 diff changeset	150
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	151 return insert_record(rec);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	152 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	153
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	154 // we do consolidate committed regions
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	155 bool VMMemPointerIterator::add_committed_region(MemPointerRecord* rec) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	156 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	157 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	158 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	159 "Sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	160
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	161 // 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	162 // 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	163 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	164 FLAGS_TO_MEMORY_TYPE(rec->flags()) != mtThreadStack) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	165 return true;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	166 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	167
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	168 // 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	169 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	170 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	171 // 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	172 if(committed_rgn->contains_region(rec)) {
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	173 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	174 } 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	175 // 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	176 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	177 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	178 committed_rgn->addr() - rec->addr());
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	179 } 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	180 // 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	181 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	182 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	183 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	184 "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	185 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	186 (rec->addr() + rec->size()) - committed_rgn_end);
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	187 }
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	188 } 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	189 // 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	190 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	191 VMMemRegion* next_reg = (VMMemRegion*)next();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	192 // see if we can consolidate next committed region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	193 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	194 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	195 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	196 // delete merged region
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	197 remove();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	198 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	199 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	200 } 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	201 // 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	202 return insert_record(rec);
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	203 }
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	204 committed_rgn = (VMMemRegion*)next();
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	205 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	206 return insert_record(rec);
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
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	209 bool VMMemPointerIterator::remove_uncommitted_region(MemPointerRecord* rec) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	210 assert(rec->is_uncommit_record(), "sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	211 VMMemRegion* cur;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	212 cur = (VMMemRegion*)current();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	213 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	214 "Sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	215 // 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	216 // the "commit" operation for creating stack guard pages
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	217 if (FLAGS_TO_MEMORY_TYPE(cur->flags()) == mtThreadStack &&
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	218 FLAGS_TO_MEMORY_TYPE(rec->flags()) != mtThreadStack) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	219 return true;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	220 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	221
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	222 cur = (VMMemRegion*)next();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	223 while (cur != NULL && cur->is_committed_region()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	224 // 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	225 if (cur->addr() >= rec->addr() + rec->size()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	226 break;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	227 } else if (cur->contains_region(rec)) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	228 // uncommit whole region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	229 if (cur->is_same_region(rec)) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	230 remove();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	231 break;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	232 } else if (rec->addr() == cur->addr() \|\|
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	233 rec->addr() + rec->size() == cur->addr() + cur->size()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	234 // uncommitted from either end of current memory region.
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	235 cur->exclude_region(rec->addr(), rec->size());
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	236 break;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	237 } 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	238 address high_addr = cur->addr() + cur->size();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	239 size_t sz = high_addr - rec->addr();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	240 cur->exclude_region(rec->addr(), sz);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	241 sz = high_addr - (rec->addr() + rec->size());
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	242 if (MemTracker::track_callsite()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	243 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	244 ((VMMemRegionEx*)cur)->pc());
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	245 return insert_record_after(&tmp);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	246 } else {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	247 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	248 return insert_record_after(&tmp);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	249 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	250 }
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 cur = (VMMemRegion*)next();
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
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	255 // 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	256 return true;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	257 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	258
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	259 bool VMMemPointerIterator::remove_released_region(MemPointerRecord* rec) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	260 assert(rec->is_deallocation_record(), "Sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	261 VMMemRegion* cur = (VMMemRegion*)current();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	262 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	263 "Sanity check");
7166 49cbd3e25ba9 8003487: NMT: incorrect assertion in VMMemPointerIterator::remove_released_region method (memSnapshot.cpp) zgu parents: 6981 diff changeset	264 if (rec->is_same_region(cur)) {
49cbd3e25ba9 8003487: NMT: incorrect assertion in VMMemPointerIterator::remove_released_region method (memSnapshot.cpp) zgu parents: 6981 diff changeset	265 // release whole reserved region
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	266 #ifdef ASSERT
7166 49cbd3e25ba9 8003487: NMT: incorrect assertion in VMMemPointerIterator::remove_released_region method (memSnapshot.cpp) zgu parents: 6981 diff changeset	267 VMMemRegion* next_region = (VMMemRegion*)peek_next();
49cbd3e25ba9 8003487: NMT: incorrect assertion in VMMemPointerIterator::remove_released_region method (memSnapshot.cpp) zgu parents: 6981 diff changeset	268 // should not have any committed memory in this reserved region
49cbd3e25ba9 8003487: NMT: incorrect assertion in VMMemPointerIterator::remove_released_region method (memSnapshot.cpp) zgu parents: 6981 diff changeset	269 assert(next_region == NULL \|\| !next_region->is_committed_region(), "Sanity check");
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	270 #endif
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	271 remove();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	272 } else if (rec->addr() == cur->addr() \|\|
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	273 rec->addr() + rec->size() == cur->addr() + cur->size()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	274 // 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	275 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	276 assert(check_reserved_region(), "Integrity check");
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	277 } 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	278 address high_addr = cur->addr() + cur->size();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	279 size_t sz = high_addr - rec->addr();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	280 cur->exclude_region(rec->addr(), sz);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	281 sz = high_addr - rec->addr() - rec->size();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	282 if (MemTracker::track_callsite()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	283 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	284 ((VMMemRegionEx*)cur)->pc());
7166 49cbd3e25ba9 8003487: NMT: incorrect assertion in VMMemPointerIterator::remove_released_region method (memSnapshot.cpp) zgu parents: 6981 diff changeset	285 bool ret = insert_reserved_region(&tmp);
49cbd3e25ba9 8003487: NMT: incorrect assertion in VMMemPointerIterator::remove_released_region method (memSnapshot.cpp) zgu parents: 6981 diff changeset	286 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	287 return ret;
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	288 } else {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	289 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	290 bool ret = insert_reserved_region(&tmp);
49cbd3e25ba9 8003487: NMT: incorrect assertion in VMMemPointerIterator::remove_released_region method (memSnapshot.cpp) zgu parents: 6981 diff changeset	291 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	292 return ret;
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	293 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	294 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	295 return true;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	296 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	297
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	298 bool VMMemPointerIterator::insert_reserved_region(MemPointerRecord* rec) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	299 // 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	300 VMMemRegion* p = (VMMemRegion*)next();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	301 while (p != NULL && p->is_committed_region() &&
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	302 p->base() + p->size() < rec->addr()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	303 p = (VMMemRegion*)next();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	304 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	305 return insert_record(rec);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	306 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	307
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	308 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	309 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	310 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	311 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	312 size_t sz = rgn->size() - new_rgn_size;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	313 // the original region becomes 'new' region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	314 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	315 // remaining becomes next region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	316 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	317 return insert_reserved_region(&next_rgn);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	318 } 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	319 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	320 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	321 return insert_reserved_region(&next_rgn);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	322 } else {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	323 // the orginal region will be split into three
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	324 address rgn_high_addr = rgn->base() + rgn->size();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	325 // first region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	326 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	327 // the second region is the new region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	328 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	329 if (!insert_reserved_region(&new_rgn)) return false;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	330 // the remaining region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	331 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	332 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	333 return insert_reserved_region(&rem_rgn);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	334 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	335 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	336
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	337 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	338 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	339 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	340 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	341 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	342 }
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	343
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	344 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	345 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	346 _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	347 _vm_data = new (std::nothrow)MemPointerArrayImpl<SeqMemPointerRecordEx>();
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	348 } 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	349 _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	350 _vm_data = new (std::nothrow)MemPointerArrayImpl<SeqMemPointerRecord>();
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	351 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	352
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	353 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	354 !_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	355 !_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	356 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	357 } else {
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	358 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	359 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	360 _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	361 _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	362 return false;
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	363 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	364 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	365
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	366
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	367 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	368 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	369 // 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	370 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	371 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	372 }
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	373
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	374
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	375 MemSnapshot::MemSnapshot() {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	376 if (MemTracker::track_callsite()) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	377 _alloc_ptrs = new (std::nothrow) MemPointerArrayImpl<MemPointerRecordEx>();
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	378 _vm_ptrs = new (std::nothrow)MemPointerArrayImpl<VMMemRegionEx>(64, true);
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	379 } else {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	380 _alloc_ptrs = new (std::nothrow) MemPointerArrayImpl<MemPointerRecord>();
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	381 _vm_ptrs = new (std::nothrow)MemPointerArrayImpl<VMMemRegion>(64, true);
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	382 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	383
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	384 _staging_area.init();
6232 f1f45dddb0bd 7181986: NMT ON: Assertion failure when running jdi ExpiredRequestDeletionTest zgu parents: 6197 diff changeset	385 _lock = new (std::nothrow) Mutex(Monitor::max_nonleaf - 1, "memSnapshotLock");
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	386 NOT_PRODUCT(_untracked_count = 0;)
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	387 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	388
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	389 MemSnapshot::~MemSnapshot() {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	390 assert(MemTracker::shutdown_in_progress(), "native memory tracking still on");
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	391 {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	392 MutexLockerEx locker(_lock);
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	393 if (_alloc_ptrs != NULL) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	394 delete _alloc_ptrs;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	395 _alloc_ptrs = NULL;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	396 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	397
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	398 if (_vm_ptrs != NULL) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	399 delete _vm_ptrs;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	400 _vm_ptrs = NULL;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	401 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	402 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	403
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	404 if (_lock != NULL) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	405 delete _lock;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	406 _lock = NULL;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	407 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	408 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	409
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	410
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	411 void MemSnapshot::copy_seq_pointer(MemPointerRecord* dest, const MemPointerRecord* src) {
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	412 assert(dest != NULL && src != NULL, "Just check");
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	413 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	414 assert(dest->seq() > 0 && src->seq() > 0, "not sequenced");
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	415
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	416 if (MemTracker::track_callsite()) {
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	417 (SeqMemPointerRecordEx)dest = (SeqMemPointerRecordEx)src;
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	418 } else {
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	419 (SeqMemPointerRecord)dest = (SeqMemPointerRecord)src;
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	420 }
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	421 }
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	422
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	423 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	424 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	425 assert(dest->seq() == 0 && src->seq() >0, "cast away sequence");
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	426
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	427 if (MemTracker::track_callsite()) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	428 (MemPointerRecordEx)dest = (MemPointerRecordEx)src;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	429 } else {
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	430 (MemPointerRecord)dest = (MemPointerRecord)src;
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	431 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	432 }
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 // merge a recorder to the staging area
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	435 bool MemSnapshot::merge(MemRecorder* rec) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	436 assert(rec != NULL && !rec->out_of_memory(), "Just check");
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	437
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	438 SequencedRecordIterator itr(rec->pointer_itr());
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	439
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	440 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	441 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	442 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	443 MemPointerRecord* matched_rec;
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	444
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	445 while (incoming_rec != NULL) {
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	446 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	447 // 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	448 if (!_staging_area.vm_data()->append(incoming_rec)) {
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	449 return false;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	450 }
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	451 } else {
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	452 // 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	453 // 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	454 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	455 // 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	456 // 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	457 if (matched_rec == NULL) {
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	458 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	459 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	460 }
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	461 } 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	462 // 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	463 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	464 copy_seq_pointer(matched_rec, incoming_rec);
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	465 }
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	466 } 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	467 if (!malloc_staging_itr.insert(incoming_rec)) {
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	468 return false;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	469 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	470 } else {
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	471 ShouldNotReachHere();
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	472 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	473 }
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	474 incoming_rec = (MemPointerRecord*)itr.next();
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	475 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	476 NOT_PRODUCT(void check_staging_data();)
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	477 return true;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	478 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	479
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	480
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	481 // promote data to next generation
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	482 bool MemSnapshot::promote() {
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	483 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	484 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	485 "Just check");
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	486 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	487
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	488 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	489 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	490 if (promote_malloc_records(&malloc_itr)) {
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	491 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	492 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	493 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	494 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	495 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	496
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	497 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	498 _staging_area.clear();
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	499 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	500 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	501
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	502 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	503 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	504 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	505 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	506 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	507 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	508 // 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	509 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	510 // 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	511 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	512 "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	513 // update block states
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	514 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	515 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	516 } 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	517 if (new_rec->size() == 0) {
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	518 // 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	519 malloc_snapshot_itr.remove();
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	520 } else {
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	521 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	522 }
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	523 } else {
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	524 // 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	525 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	526 // 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	527 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	528 MemPointerRecord* next = (MemPointerRecord*)malloc_snapshot_itr.peek_next();
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	529 if (next->is_arena_memory_record() && 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	530 malloc_snapshot_itr.remove();
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	531 }
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	532 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	533 // 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	534 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	535 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	536 } else {
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	537 // 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	538 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	539 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	540 }
6979 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 if (new_rec != NULL) {
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	543 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	544 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	545 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	546 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	547 }
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	548 } 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	549 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	550 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	551 }
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	552 }
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	553 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	554 #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	555 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	556 // 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	557 _untracked_count ++;
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	558 }
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	559 #endif
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	560 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	561 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	562 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	563 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	564 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	565 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	566
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	567 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	568 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	569 MemPointerRecord* new_rec = (MemPointerRecord*)itr->current();
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	570 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	571 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	572 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	573
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	574 // 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	575 // 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	576 // address
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	577 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	578 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	579 // snapshot can only have 'live' records
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	580 assert(reserved_rec->is_reserved_region(), "Sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	581 if (new_rec->is_allocation_record()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	582 if (!reserved_rec->is_same_region(new_rec)) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	583 // 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	584 // So far, CDS is the only use case.
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	585 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	586 return false;
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	587 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	588 }
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	589 } else if (new_rec->is_uncommit_record()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	590 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	591 return false;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	592 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	593 } else if (new_rec->is_commit_record()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	594 // 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	595 // newly committed region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	596 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	597 return false;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	598 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	599 } else if (new_rec->is_deallocation_record()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	600 // release part or all memory region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	601 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	602 return false;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	603 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	604 } else if (new_rec->is_type_tagging_record()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	605 // 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	606 // to different type.
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	607 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	608 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	609 "Sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	610 reserved_rec->tag(new_rec->flags());
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	611 } else {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	612 ShouldNotReachHere();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	613 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	614 } else {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	615 /*
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	616 * 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	617 * 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	618 * 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	619 */
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	620 assert(new_rec->is_allocation_record(), "Sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	621 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	622 return false;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	623 }
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	624 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	625 new_rec = (MemPointerRecord*)itr->next();
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	626 }
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	627 return true;
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	628 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	629
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	630 #ifndef PRODUCT
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	631 void MemSnapshot::print_snapshot_stats(outputStream* st) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	632 st->print_cr("Snapshot:");
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	633 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	634 (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	635
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	636 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	637 (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	638
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	639 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	640 _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	641 (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	642 _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	643
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	644 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	645 _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	646 (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	647 _staging_area.vm_data()->instance_size()/K);
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 st->print_cr("\tUntracked allocation: %d", _untracked_count);
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	650 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	651
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	652 void MemSnapshot::check_malloc_pointers() {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	653 MemPointerArrayIteratorImpl mItr(_alloc_ptrs);
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	654 MemPointerRecord* p = (MemPointerRecord*)mItr.current();
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	655 MemPointerRecord* prev = NULL;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	656 while (p != NULL) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	657 if (prev != NULL) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	658 assert(p->addr() >= prev->addr(), "sorting order");
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	659 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	660 prev = p;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	661 p = (MemPointerRecord*)mItr.next();
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	662 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	663 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	664
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	665 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	666 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	667 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	668 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	669 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	670 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	671 }
e5bf1c79ed5b 7191124: Optimized build is broken due to inconsistent use of DEBUG_ONLY and NOT_PRODUCT macros in NMT zgu parents: 6599 diff changeset	672 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	673 }
e5bf1c79ed5b 7191124: Optimized build is broken due to inconsistent use of DEBUG_ONLY and NOT_PRODUCT macros in NMT zgu parents: 6599 diff changeset	674 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	675 }
e5bf1c79ed5b 7191124: Optimized build is broken due to inconsistent use of DEBUG_ONLY and NOT_PRODUCT macros in NMT zgu parents: 6599 diff changeset	676 #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	677
e5bf1c79ed5b 7191124: Optimized build is broken due to inconsistent use of DEBUG_ONLY and NOT_PRODUCT macros in NMT zgu parents: 6599 diff changeset	678 #ifdef ASSERT
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	679 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	680 MemPointerArrayIteratorImpl itr(_staging_area.malloc_data());
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	681 MemPointerRecord* cur = (MemPointerRecord*)itr.current();
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	682 MemPointerRecord* next = (MemPointerRecord*)itr.next();
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	683 while (next != NULL) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	684 assert((next->addr() > cur->addr()) \|\|
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	685 ((next->flags() & MemPointerRecord::tag_masks) >
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	686 (cur->flags() & MemPointerRecord::tag_masks)),
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	687 "sorting order");
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	688 cur = next;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	689 next = (MemPointerRecord*)itr.next();
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	690 }
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	691
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	692 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	693 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	694 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	695 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	696 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	697 }
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	698 }
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	699
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	700 void MemSnapshot::dump_all_vm_pointers() {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	701 MemPointerArrayIteratorImpl itr(_vm_ptrs);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	702 VMMemRegion* ptr = (VMMemRegion*)itr.current();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	703 tty->print_cr("dump virtual memory pointers:");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	704 while (ptr != NULL) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	705 if (ptr->is_committed_region()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	706 tty->print("\t");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	707 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	708 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	709 (ptr->addr() + ptr->size()), ptr->flags());
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	710
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	711 if (MemTracker::track_callsite()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	712 VMMemRegionEx* ex = (VMMemRegionEx*)ptr;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	713 if (ex->pc() != NULL) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	714 char buf[1024];
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	715 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	716 tty->print_cr("\t%s", buf);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	717 } else {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	718 tty->print_cr("");
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 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	721 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	722
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	723 ptr = (VMMemRegion*)itr.next();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	724 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	725 tty->flush();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	726 }
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	727 #endif // ASSERT
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	728

Mercurial > hg > truffle

annotate src/share/vm/services/memSnapshot.cpp @ 7166:49cbd3e25ba9