Mercurial > hg > truffle
annotate src/share/vm/services/memReporter.hpp @ 20553:417e3b8d04c5
8059100: SIGSEGV VirtualMemoryTracker::remove_released_region
Summary: Disallow increasing native memory tracking level
Reviewed-by: hseigel, ctornqvi, gtriantafill
| author | coleenp |
|---|---|
| date | Fri, 10 Oct 2014 19:36:12 +0000 |
| parents | 833b0f92429a |
| children | 7848fc12602b |
| rev | line source |
|---|---|
| 6197 | 1 /* |
| 20360 | 2 * Copyright (c) 2012, 2014, Oracle and/or its affiliates. All rights reserved. |
| 6197 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
| 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 20 * or visit www.oracle.com if you need additional information or have any | |
| 21 * questions. | |
| 22 * | |
| 23 */ | |
| 24 | |
| 25 #ifndef SHARE_VM_SERVICES_MEM_REPORTER_HPP | |
| 26 #define SHARE_VM_SERVICES_MEM_REPORTER_HPP | |
| 27 | |
| 20360 | 28 #if INCLUDE_NMT |
| 29 | |
| 30 #include "oops/instanceKlass.hpp" | |
| 6197 | 31 #include "services/memBaseline.hpp" |
| 20360 | 32 #include "services/nmtCommon.hpp" |
| 33 #include "services/mallocTracker.hpp" | |
| 34 #include "services/virtualMemoryTracker.hpp" | |
|
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35 |
| 6197 | 36 /* |
| 20360 | 37 * Base class that provides helpers |
| 38 */ | |
| 39 class MemReporterBase : public StackObj { | |
| 40 private: | |
| 41 size_t _scale; // report in this scale | |
| 42 outputStream* _output; // destination | |
| 43 | |
| 6197 | 44 public: |
| 20360 | 45 MemReporterBase(outputStream* out = NULL, size_t scale = K) |
| 46 : _scale(scale) { | |
| 47 _output = (out == NULL) ? tty : out; | |
| 48 } | |
| 6197 | 49 |
| 20360 | 50 protected: |
| 51 inline outputStream* output() const { | |
| 52 return _output; | |
| 53 } | |
| 54 // Current reporting scale | |
| 55 inline const char* current_scale() const { | |
| 56 return NMTUtil::scale_name(_scale); | |
| 57 } | |
| 58 // Convert memory amount in bytes to current reporting scale | |
| 59 inline size_t amount_in_current_scale(size_t amount) const { | |
| 60 return NMTUtil::amount_in_scale(amount, _scale); | |
| 61 } | |
| 6197 | 62 |
| 20360 | 63 // Convert diff amount in bytes to current reporting scale |
| 64 inline long diff_in_current_scale(size_t s1, size_t s2) const { | |
| 65 long amount = (long)(s1 - s2); | |
| 66 long scale = (long)_scale; | |
| 67 amount = (amount > 0) ? (amount + scale / 2) : (amount - scale / 2); | |
| 68 return amount / scale; | |
| 69 } | |
| 6197 | 70 |
| 20360 | 71 // Helper functions |
| 72 // Calculate total reserved and committed amount | |
| 73 size_t reserved_total(const MallocMemory* malloc, const VirtualMemory* vm) const; | |
| 74 size_t committed_total(const MallocMemory* malloc, const VirtualMemory* vm) const; | |
| 6197 | 75 |
| 76 | |
| 20360 | 77 // Print summary total, malloc and virtual memory |
| 78 void print_total(size_t reserved, size_t committed) const; | |
| 79 void print_malloc(size_t amount, size_t count) const; | |
| 80 void print_virtual_memory(size_t reserved, size_t committed) const; | |
| 6197 | 81 |
| 20360 | 82 void print_malloc_line(size_t amount, size_t count) const; |
| 83 void print_virtual_memory_line(size_t reserved, size_t committed) const; | |
| 84 void print_arena_line(size_t amount, size_t count) const; | |
| 6197 | 85 |
| 20360 | 86 void print_virtual_memory_region(const char* type, address base, size_t size) const; |
| 87 }; | |
| 6197 | 88 |
| 20360 | 89 /* |
| 90 * The class is for generating summary tracking report. | |
| 91 */ | |
| 92 class MemSummaryReporter : public MemReporterBase { | |
| 93 private: | |
| 94 MallocMemorySnapshot* _malloc_snapshot; | |
| 95 VirtualMemorySnapshot* _vm_snapshot; | |
| 96 size_t _class_count; | |
| 6197 | 97 |
| 20360 | 98 public: |
| 99 // This constructor is for normal reporting from a recent baseline. | |
| 100 MemSummaryReporter(MemBaseline& baseline, outputStream* output, | |
| 101 size_t scale = K) : MemReporterBase(output, scale), | |
| 102 _malloc_snapshot(baseline.malloc_memory_snapshot()), | |
| 103 _vm_snapshot(baseline.virtual_memory_snapshot()), | |
| 104 _class_count(baseline.class_count()) { } | |
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105 |
| 6197 | 106 |
| 20360 | 107 // Generate summary report |
| 108 virtual void report(); | |
| 109 private: | |
| 110 // Report summary for each memory type | |
| 111 void report_summary_of_type(MEMFLAGS type, MallocMemory* malloc_memory, | |
| 112 VirtualMemory* virtual_memory); | |
| 6197 | 113 }; |
| 114 | |
| 115 /* | |
| 20360 | 116 * The class is for generating detail tracking report. |
| 6197 | 117 */ |
| 20360 | 118 class MemDetailReporter : public MemSummaryReporter { |
| 6197 | 119 private: |
| 20360 | 120 MemBaseline& _baseline; |
| 6197 | 121 |
| 122 public: | |
| 20360 | 123 MemDetailReporter(MemBaseline& baseline, outputStream* output, size_t scale = K) : |
| 124 MemSummaryReporter(baseline, output, scale), | |
| 125 _baseline(baseline) { } | |
| 126 | |
| 127 // Generate detail report. | |
| 128 // The report contains summary and detail sections. | |
| 129 virtual void report() { | |
| 130 MemSummaryReporter::report(); | |
| 131 report_virtual_memory_map(); | |
| 132 report_detail(); | |
| 6197 | 133 } |
| 134 | |
| 135 private: | |
| 20360 | 136 // Report detail tracking data. |
| 137 void report_detail(); | |
| 138 // Report virtual memory map | |
| 139 void report_virtual_memory_map(); | |
| 140 // Report malloc allocation sites | |
| 141 void report_malloc_sites(); | |
| 142 // Report virtual memory reservation sites | |
| 143 void report_virtual_memory_allocation_sites(); | |
| 6197 | 144 |
| 20360 | 145 // Report a virtual memory region |
| 146 void report_virtual_memory_region(const ReservedMemoryRegion* rgn); | |
| 6197 | 147 }; |
| 148 | |
| 149 /* | |
| 20360 | 150 * The class is for generating summary comparison report. |
| 151 * It compares current memory baseline against an early baseline. | |
| 6197 | 152 */ |
| 20360 | 153 class MemSummaryDiffReporter : public MemReporterBase { |
| 154 protected: | |
| 155 MemBaseline& _early_baseline; | |
| 156 MemBaseline& _current_baseline; | |
| 6197 | 157 |
| 158 public: | |
| 20360 | 159 MemSummaryDiffReporter(MemBaseline& early_baseline, MemBaseline& current_baseline, |
| 160 outputStream* output, size_t scale = K) : MemReporterBase(output, scale), | |
| 161 _early_baseline(early_baseline), _current_baseline(current_baseline) { | |
| 162 assert(early_baseline.baseline_type() != MemBaseline::Not_baselined, "Not baselined"); | |
| 163 assert(current_baseline.baseline_type() != MemBaseline::Not_baselined, "Not baselined"); | |
| 6197 | 164 } |
| 165 | |
| 20360 | 166 // Generate summary comparison report |
| 167 virtual void report_diff(); | |
| 6197 | 168 |
| 20360 | 169 private: |
| 170 // report the comparison of each memory type | |
| 171 void diff_summary_of_type(MEMFLAGS type, | |
| 172 const MallocMemory* early_malloc, const VirtualMemory* early_vm, | |
| 173 const MallocMemory* current_malloc, const VirtualMemory* current_vm) const; | |
| 6197 | 174 |
| 20360 | 175 protected: |
| 176 void print_malloc_diff(size_t current_amount, size_t current_count, | |
| 177 size_t early_amount, size_t early_count) const; | |
| 178 void print_virtual_memory_diff(size_t current_reserved, size_t current_committed, | |
| 179 size_t early_reserved, size_t early_committed) const; | |
| 180 void print_arena_diff(size_t current_amount, size_t current_count, | |
| 181 size_t early_amount, size_t early_count) const; | |
| 6197 | 182 }; |
| 183 | |
| 20360 | 184 /* |
| 185 * The class is for generating detail comparison report. | |
| 186 * It compares current memory baseline against an early baseline, | |
| 187 * both baselines have to be detail baseline. | |
| 188 */ | |
| 189 class MemDetailDiffReporter : public MemSummaryDiffReporter { | |
| 190 public: | |
| 191 MemDetailDiffReporter(MemBaseline& early_baseline, MemBaseline& current_baseline, | |
| 192 outputStream* output, size_t scale = K) : | |
| 193 MemSummaryDiffReporter(early_baseline, current_baseline, output, scale) { } | |
| 194 | |
| 195 // Generate detail comparison report | |
| 196 virtual void report_diff(); | |
| 197 | |
| 198 // Malloc allocation site comparison | |
| 199 void diff_malloc_sites() const; | |
| 200 // Virutal memory reservation site comparison | |
| 201 void diff_virtual_memory_sites() const; | |
| 202 | |
| 203 // New malloc allocation site in recent baseline | |
| 204 void new_malloc_site (const MallocSite* site) const; | |
| 205 // The malloc allocation site is not in recent baseline | |
| 206 void old_malloc_site (const MallocSite* site) const; | |
| 207 // Compare malloc allocation site, it is in both baselines | |
| 208 void diff_malloc_site(const MallocSite* early, const MallocSite* current) const; | |
| 209 | |
| 210 // New virtual memory allocation site in recent baseline | |
| 211 void new_virtual_memory_site (const VirtualMemoryAllocationSite* callsite) const; | |
| 212 // The virtual memory allocation site is not in recent baseline | |
| 213 void old_virtual_memory_site (const VirtualMemoryAllocationSite* callsite) const; | |
| 214 // Compare virtual memory allocation site, it is in both baseline | |
| 215 void diff_virtual_memory_site(const VirtualMemoryAllocationSite* early, | |
| 216 const VirtualMemoryAllocationSite* current) const; | |
| 217 | |
| 218 void diff_malloc_site(const NativeCallStack* stack, size_t current_size, | |
| 219 size_t currrent_count, size_t early_size, size_t early_count) const; | |
| 220 void diff_virtual_memory_site(const NativeCallStack* stack, size_t current_reserved, | |
| 221 size_t current_committed, size_t early_reserved, size_t early_committed) const; | |
| 222 }; | |
| 6197 | 223 |
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6854
fb19af007ffc
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jprovino
parents:
6197
diff
changeset
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224 #endif // INCLUDE_NMT |
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fb19af007ffc
7189254: Change makefiles for more flexibility to override defaults
jprovino
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6197
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225 |
| 20360 | 226 #endif |
| 227 |