graal-jvmci-8: src/share/vm/services/memSnapshot.cpp annotate

annotate src/share/vm/services/memSnapshot.cpp @ 6979:fb3190e77d3c

8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 Summary: Fixed NMT that miscounted arena memory when it is used as value or stack object. Reviewed-by: acorn, coleenp

author	zgu
date	Fri, 09 Nov 2012 19:24:31 -0500
parents	69ad7823b1ca
children	8c413497f434

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");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	126 VMMemRegion* cur = (VMMemRegion*)current();
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
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	129 if (cur == NULL) {
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
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	133 assert(cur->is_reserved_region(), "Sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	134 // duplicated records
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	135 if (cur->is_same_region(rec)) {
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 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	138 assert(cur->base() > rec->addr(), "Just check: locate()");
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	139 assert(!cur->overlaps_region(rec), "overlapping reserved regions");
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	140 return insert_record(rec);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	141 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	142
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	143 // we do consolidate committed regions
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	144 bool VMMemPointerIterator::add_committed_region(MemPointerRecord* rec) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	145 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	146 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	147 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	148 "Sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	149
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	150 // 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	151 // 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	152 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	153 FLAGS_TO_MEMORY_TYPE(rec->flags()) != mtThreadStack) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	154 return true;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	155 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	156
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 // 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	158 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	159 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	160 // 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	161 if(committed_rgn->contains_region(rec)) {
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	162 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	163 } 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	164 // 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	165 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	166 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	167 committed_rgn->addr() - rec->addr());
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	168 } 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	169 // 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	170 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	171 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	172 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	173 "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	174 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	175 (rec->addr() + rec->size()) - committed_rgn_end);
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	176 }
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	177 } 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	178 // 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	179 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	180 VMMemRegion* next_reg = (VMMemRegion*)next();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	181 // see if we can consolidate next committed region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	182 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	183 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	184 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	185 // delete merged region
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	186 remove();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	187 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	188 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	189 } 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	190 // 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	191 return insert_record(rec);
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	192 }
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	193 committed_rgn = (VMMemRegion*)next();
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	194 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	195 return insert_record(rec);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	196 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	197
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	198 bool VMMemPointerIterator::remove_uncommitted_region(MemPointerRecord* rec) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	199 assert(rec->is_uncommit_record(), "sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	200 VMMemRegion* cur;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	201 cur = (VMMemRegion*)current();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	202 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	203 "Sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	204 // 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	205 // the "commit" operation for creating stack guard pages
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	206 if (FLAGS_TO_MEMORY_TYPE(cur->flags()) == mtThreadStack &&
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	207 FLAGS_TO_MEMORY_TYPE(rec->flags()) != mtThreadStack) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	208 return true;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	209 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	210
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	211 cur = (VMMemRegion*)next();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	212 while (cur != NULL && cur->is_committed_region()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	213 // 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	214 if (cur->addr() >= rec->addr() + rec->size()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	215 break;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	216 } else if (cur->contains_region(rec)) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	217 // uncommit whole region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	218 if (cur->is_same_region(rec)) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	219 remove();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	220 break;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	221 } else if (rec->addr() == cur->addr() \|\|
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	222 rec->addr() + rec->size() == cur->addr() + cur->size()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	223 // uncommitted from either end of current memory region.
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	224 cur->exclude_region(rec->addr(), rec->size());
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	225 break;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	226 } 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	227 address high_addr = cur->addr() + cur->size();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	228 size_t sz = high_addr - rec->addr();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	229 cur->exclude_region(rec->addr(), sz);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	230 sz = high_addr - (rec->addr() + rec->size());
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	231 if (MemTracker::track_callsite()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	232 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	233 ((VMMemRegionEx*)cur)->pc());
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	234 return insert_record_after(&tmp);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	235 } else {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	236 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	237 return insert_record_after(&tmp);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	238 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	239 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	240 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	241 cur = (VMMemRegion*)next();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	242 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	243
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	244 // 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	245 return true;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	246 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	247
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	248 bool VMMemPointerIterator::remove_released_region(MemPointerRecord* rec) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	249 assert(rec->is_deallocation_record(), "Sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	250 VMMemRegion* cur = (VMMemRegion*)current();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	251 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	252 "Sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	253 #ifdef ASSERT
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	254 VMMemRegion* next_reg = (VMMemRegion*)peek_next();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	255 // should not have any committed memory in this reserved region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	256 assert(next_reg == NULL \|\| !next_reg->is_committed_region(), "Sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	257 #endif
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	258 if (rec->is_same_region(cur)) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	259 remove();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	260 } else if (rec->addr() == cur->addr() \|\|
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	261 rec->addr() + rec->size() == cur->addr() + cur->size()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	262 // 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	263 cur->exclude_region(rec->addr(), rec->size());
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	264 } 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	265 address high_addr = cur->addr() + cur->size();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	266 size_t sz = high_addr - rec->addr();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	267 cur->exclude_region(rec->addr(), sz);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	268 sz = high_addr - rec->addr() - rec->size();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	269 if (MemTracker::track_callsite()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	270 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	271 ((VMMemRegionEx*)cur)->pc());
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	272 return insert_reserved_region(&tmp);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	273 } else {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	274 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	275 return insert_reserved_region(&tmp);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	276 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	277 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	278 return true;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	279 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	280
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	281 bool VMMemPointerIterator::insert_reserved_region(MemPointerRecord* rec) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	282 // 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	283 VMMemRegion* p = (VMMemRegion*)next();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	284 while (p != NULL && p->is_committed_region() &&
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	285 p->base() + p->size() < rec->addr()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	286 p = (VMMemRegion*)next();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	287 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	288 return insert_record(rec);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	289 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	290
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	291 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	292 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	293 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	294 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	295 size_t sz = rgn->size() - new_rgn_size;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	296 // the original region becomes 'new' region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	297 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	298 // remaining becomes next region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	299 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	300 return insert_reserved_region(&next_rgn);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	301 } 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	302 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	303 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	304 return insert_reserved_region(&next_rgn);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	305 } else {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	306 // the orginal region will be split into three
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	307 address rgn_high_addr = rgn->base() + rgn->size();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	308 // first region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	309 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	310 // the second region is the new region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	311 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	312 if (!insert_reserved_region(&new_rgn)) return false;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	313 // the remaining region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	314 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	315 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	316 return insert_reserved_region(&rem_rgn);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	317 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	318 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	319
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	320 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	321 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	322 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	323 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	324 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	325 }
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	326
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	327 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	328 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	329 _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	330 _vm_data = new (std::nothrow)MemPointerArrayImpl<SeqMemPointerRecordEx>();
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	331 } 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	332 _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	333 _vm_data = new (std::nothrow)MemPointerArrayImpl<SeqMemPointerRecord>();
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	334 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	335
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	336 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	337 !_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	338 !_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	339 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	340 } else {
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	341 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	342 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	343 _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	344 _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	345 return false;
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	346 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	347 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	348
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	349
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	350 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	351 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	352 // 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	353 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	354 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	355 }
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	356
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	357
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	358 MemSnapshot::MemSnapshot() {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	359 if (MemTracker::track_callsite()) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	360 _alloc_ptrs = new (std::nothrow) MemPointerArrayImpl<MemPointerRecordEx>();
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	361 _vm_ptrs = new (std::nothrow)MemPointerArrayImpl<VMMemRegionEx>(64, true);
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	362 } else {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	363 _alloc_ptrs = new (std::nothrow) MemPointerArrayImpl<MemPointerRecord>();
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	364 _vm_ptrs = new (std::nothrow)MemPointerArrayImpl<VMMemRegion>(64, true);
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	365 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	366
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	367 _staging_area.init();
6232 f1f45dddb0bd 7181986: NMT ON: Assertion failure when running jdi ExpiredRequestDeletionTest zgu parents: 6197 diff changeset	368 _lock = new (std::nothrow) Mutex(Monitor::max_nonleaf - 1, "memSnapshotLock");
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	369 NOT_PRODUCT(_untracked_count = 0;)
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	370 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	371
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	372 MemSnapshot::~MemSnapshot() {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	373 assert(MemTracker::shutdown_in_progress(), "native memory tracking still on");
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	374 {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	375 MutexLockerEx locker(_lock);
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	376 if (_alloc_ptrs != NULL) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	377 delete _alloc_ptrs;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	378 _alloc_ptrs = NULL;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	379 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	380
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	381 if (_vm_ptrs != NULL) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	382 delete _vm_ptrs;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	383 _vm_ptrs = NULL;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	384 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	385 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	386
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	387 if (_lock != NULL) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	388 delete _lock;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	389 _lock = NULL;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	390 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	391 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	392
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	393
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	394 void MemSnapshot::copy_seq_pointer(MemPointerRecord* dest, const MemPointerRecord* src) {
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	395 assert(dest != NULL && src != NULL, "Just check");
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	396 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	397 assert(dest->seq() > 0 && src->seq() > 0, "not sequenced");
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	398
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	399 if (MemTracker::track_callsite()) {
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	400 (SeqMemPointerRecordEx)dest = (SeqMemPointerRecordEx)src;
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	401 } else {
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	402 (SeqMemPointerRecord)dest = (SeqMemPointerRecord)src;
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	403 }
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	404 }
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	405
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	406 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	407 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	408 assert(dest->seq() == 0 && src->seq() >0, "cast away sequence");
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	409
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	410 if (MemTracker::track_callsite()) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	411 (MemPointerRecordEx)dest = (MemPointerRecordEx)src;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	412 } else {
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	413 (MemPointerRecord)dest = (MemPointerRecord)src;
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	414 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	415 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	416
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	417 // merge a recorder to the staging area
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	418 bool MemSnapshot::merge(MemRecorder* rec) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	419 assert(rec != NULL && !rec->out_of_memory(), "Just check");
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	420
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	421 SequencedRecordIterator itr(rec->pointer_itr());
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	422
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	423 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	424 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	425 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	426 MemPointerRecord* matched_rec;
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	427
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	428 while (incoming_rec != NULL) {
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	429 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	430 // 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	431 if (!_staging_area.vm_data()->append(incoming_rec)) {
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	432 return false;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	433 }
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	434 } else {
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	435 // 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	436 // 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	437 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	438 // 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	439 // 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	440 if (matched_rec == NULL) {
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	441 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	442 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	443 }
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	444 } 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	445 // 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	446 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	447 copy_seq_pointer(matched_rec, incoming_rec);
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	448 }
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	449 } 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	450 if (!malloc_staging_itr.insert(incoming_rec)) {
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	451 return false;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	452 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	453 } else {
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	454 ShouldNotReachHere();
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	455 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	456 }
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	457 incoming_rec = (MemPointerRecord*)itr.next();
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	458 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	459 NOT_PRODUCT(void check_staging_data();)
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	460 return true;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	461 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	462
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	463
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	464 // 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	465 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	466 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	467 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	468 "Just check");
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	469 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	470
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	471 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	472 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	473 if (promote_malloc_records(&malloc_itr)) {
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	474 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	475 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	476 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	477 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	478 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	479
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	480 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	481 _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	482 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	483 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	484
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	485 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	486 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	487 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	488 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	489 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	490 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	491 // 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	492 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	493 // 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	494 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	495 "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	496 // update block states
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	497 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	498 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	499 } 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	500 if (new_rec->size() == 0) {
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	501 // 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	502 malloc_snapshot_itr.remove();
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	503 } else {
fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	504 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	505 }
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	506 } else {
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	507 // 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	508 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	509 // 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	510 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	511 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	512 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	513 malloc_snapshot_itr.remove();
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	514 }
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	515 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	516 // 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	517 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	518 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	519 } else {
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	520 // 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	521 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	522 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	523 }
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	524
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	525 if (new_rec != NULL) {
6979 fb3190e77d3c 8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180 zgu parents: 6937 diff changeset	526 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	527 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	528 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	529 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	530 }
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	531 } 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	532 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	533 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	534 }
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	535 }
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	536 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	537 #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	538 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	539 // 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	540 _untracked_count ++;
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: 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 #endif
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	543 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	544 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	545 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	546 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	547 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	548 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	549
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	550 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	551 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	552 MemPointerRecord* new_rec = (MemPointerRecord*)itr->current();
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	553 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	554 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	555 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	556
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	557 // 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	558 // 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	559 // address
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	560 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	561 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	562 // snapshot can only have 'live' records
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	563 assert(reserved_rec->is_reserved_region(), "Sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	564 if (new_rec->is_allocation_record()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	565 if (!reserved_rec->is_same_region(new_rec)) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	566 // 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	567 // So far, CDS is the only use case.
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	568 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	569 return false;
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	570 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	571 }
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	572 } else if (new_rec->is_uncommit_record()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	573 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	574 return false;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	575 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	576 } else if (new_rec->is_commit_record()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	577 // 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	578 // newly committed region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	579 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	580 return false;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	581 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	582 } else if (new_rec->is_deallocation_record()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	583 // release part or all memory region
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	584 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	585 return false;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	586 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	587 } else if (new_rec->is_type_tagging_record()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	588 // 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	589 // to different type.
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	590 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	591 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	592 "Sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	593 reserved_rec->tag(new_rec->flags());
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	594 } else {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	595 ShouldNotReachHere();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	596 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	597 } else {
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 * 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	600 * 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	601 * 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	602 */
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	603 assert(new_rec->is_allocation_record(), "Sanity check");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	604 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	605 return false;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	606 }
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	607 }
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	608 new_rec = (MemPointerRecord*)itr->next();
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	609 }
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	610 return true;
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	611 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	612
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	613 #ifndef PRODUCT
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	614 void MemSnapshot::print_snapshot_stats(outputStream* st) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	615 st->print_cr("Snapshot:");
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	616 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	617 (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	618
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	619 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	620 (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	621
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	622 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	623 _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	624 (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	625 _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	626
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	627 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	628 _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	629 (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	630 _staging_area.vm_data()->instance_size()/K);
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	631
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	632 st->print_cr("\tUntracked allocation: %d", _untracked_count);
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	633 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	634
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	635 void MemSnapshot::check_malloc_pointers() {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	636 MemPointerArrayIteratorImpl mItr(_alloc_ptrs);
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	637 MemPointerRecord* p = (MemPointerRecord*)mItr.current();
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	638 MemPointerRecord* prev = NULL;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	639 while (p != NULL) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	640 if (prev != NULL) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	641 assert(p->addr() >= prev->addr(), "sorting order");
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	642 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	643 prev = p;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	644 p = (MemPointerRecord*)mItr.next();
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	645 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	646 }
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	647
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	648 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	649 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	650 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	651 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	652 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	653 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	654 }
e5bf1c79ed5b 7191124: Optimized build is broken due to inconsistent use of DEBUG_ONLY and NOT_PRODUCT macros in NMT zgu parents: 6599 diff changeset	655 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	656 }
e5bf1c79ed5b 7191124: Optimized build is broken due to inconsistent use of DEBUG_ONLY and NOT_PRODUCT macros in NMT zgu parents: 6599 diff changeset	657 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	658 }
e5bf1c79ed5b 7191124: Optimized build is broken due to inconsistent use of DEBUG_ONLY and NOT_PRODUCT macros in NMT zgu parents: 6599 diff changeset	659 #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	660
e5bf1c79ed5b 7191124: Optimized build is broken due to inconsistent use of DEBUG_ONLY and NOT_PRODUCT macros in NMT zgu parents: 6599 diff changeset	661 #ifdef ASSERT
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	662 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	663 MemPointerArrayIteratorImpl itr(_staging_area.malloc_data());
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	664 MemPointerRecord* cur = (MemPointerRecord*)itr.current();
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	665 MemPointerRecord* next = (MemPointerRecord*)itr.next();
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	666 while (next != NULL) {
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	667 assert((next->addr() > cur->addr()) \|\|
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	668 ((next->flags() & MemPointerRecord::tag_masks) >
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	669 (cur->flags() & MemPointerRecord::tag_masks)),
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	670 "sorting order");
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	671 cur = next;
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	672 next = (MemPointerRecord*)itr.next();
d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	673 }
6741 33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	674
33143ee07800 7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() \|\| cur_vm->is_deallocation_record zgu parents: 6607 diff changeset	675 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	676 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	677 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	678 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	679 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	680 }
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	681 }
6882 716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	682
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	683 void MemSnapshot::dump_all_vm_pointers() {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	684 MemPointerArrayIteratorImpl itr(_vm_ptrs);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	685 VMMemRegion* ptr = (VMMemRegion*)itr.current();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	686 tty->print_cr("dump virtual memory pointers:");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	687 while (ptr != NULL) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	688 if (ptr->is_committed_region()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	689 tty->print("\t");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	690 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	691 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	692 (ptr->addr() + ptr->size()), ptr->flags());
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	693
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	694 if (MemTracker::track_callsite()) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	695 VMMemRegionEx* ex = (VMMemRegionEx*)ptr;
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	696 if (ex->pc() != NULL) {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	697 char buf[1024];
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	698 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	699 tty->print_cr("\t%s", buf);
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	700 } else {
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	701 tty->print_cr("");
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	702 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	703 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	704 }
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	705
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	706 ptr = (VMMemRegion*)itr.next();
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->flush();
716c64bda5ba 7199092: NMT: NMT needs to deal overlapped virtual memory ranges zgu parents: 6741 diff changeset	709 }
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	710 #endif // ASSERT
6197 d2a62e0f25eb 6995781: Native Memory Tracking (Phase 1) zgu parents: diff changeset	711

Mercurial > hg > graal-jvmci-8

annotate src/share/vm/services/memSnapshot.cpp @ 6979:fb3190e77d3c