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annotate src/share/vm/services/memReporter.hpp @ 21571:189d7a64b4d9
Truffle/Debugging: fix a python problem with the "sldebug" command
author | Michael Van De Vanter <michael.van.de.vanter@oracle.com> |
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date | Wed, 27 May 2015 16:36:03 -0700 |
parents | 7848fc12602b |
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rev | line source |
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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 |
6854
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7189254: Change makefiles for more flexibility to override defaults
jprovino
parents:
6197
diff
changeset
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224 #endif // INCLUDE_NMT |
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225 |
20360 | 226 #endif |
227 |