Mercurial > hg > truffle
annotate src/share/vm/runtime/memprofiler.cpp @ 1972:f95d63e2154a
6989984: Use standard include model for Hospot
Summary: Replaced MakeDeps and the includeDB files with more standardized solutions.
Reviewed-by: coleenp, kvn, kamg
| author | stefank |
|---|---|
| date | Tue, 23 Nov 2010 13:22:55 -0800 |
| parents | c18cbe5936b8 |
| children | f08d439fab8c |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 1972 | 2 * Copyright (c) 1998, 2010, Oracle and/or its affiliates. All rights reserved. |
| 0 | 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 * | |
|
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 1972 | 25 #include "precompiled.hpp" |
| 26 #include "classfile/systemDictionary.hpp" | |
| 27 #include "code/codeCache.hpp" | |
| 28 #include "gc_interface/collectedHeap.inline.hpp" | |
| 29 #include "interpreter/oopMapCache.hpp" | |
| 30 #include "memory/generation.hpp" | |
| 31 #include "memory/permGen.hpp" | |
| 32 #include "memory/resourceArea.hpp" | |
| 33 #include "runtime/handles.inline.hpp" | |
| 34 #include "runtime/jniHandles.hpp" | |
| 35 #include "runtime/memprofiler.hpp" | |
| 36 #include "runtime/mutexLocker.hpp" | |
| 37 #include "runtime/os.hpp" | |
| 38 #include "runtime/task.hpp" | |
| 39 #include "runtime/vmThread.hpp" | |
| 40 #ifdef TARGET_OS_FAMILY_linux | |
| 41 # include "thread_linux.inline.hpp" | |
| 42 #endif | |
| 43 #ifdef TARGET_OS_FAMILY_solaris | |
| 44 # include "thread_solaris.inline.hpp" | |
| 45 #endif | |
| 46 #ifdef TARGET_OS_FAMILY_windows | |
| 47 # include "thread_windows.inline.hpp" | |
| 48 #endif | |
| 0 | 49 |
| 50 #ifndef PRODUCT | |
| 51 | |
| 52 // -------------------------------------------------------- | |
| 53 // MemProfilerTask | |
| 54 | |
| 55 class MemProfilerTask : public PeriodicTask { | |
| 56 public: | |
| 57 MemProfilerTask(int interval_time) : PeriodicTask(interval_time) {} | |
| 58 void task(); | |
| 59 }; | |
| 60 | |
| 61 | |
| 62 void MemProfilerTask::task() { | |
| 63 // Get thread lock to provide mutual exclusion, and so we can iterate safely over the thread list. | |
| 64 MutexLocker mu(Threads_lock); | |
| 65 MemProfiler::do_trace(); | |
| 66 } | |
| 67 | |
| 68 | |
| 69 //---------------------------------------------------------- | |
| 70 // Implementation of MemProfiler | |
| 71 | |
| 72 MemProfilerTask* MemProfiler::_task = NULL; | |
| 73 FILE* MemProfiler::_log_fp = NULL; | |
| 74 | |
| 75 | |
| 76 bool MemProfiler::is_active() { | |
| 77 return _task != NULL; | |
| 78 } | |
| 79 | |
| 80 | |
| 81 void MemProfiler::engage() { | |
| 82 const char *log_name = "mprofile.log"; | |
| 83 if (!is_active()) { | |
| 84 // Create log file | |
| 85 _log_fp = fopen(log_name , "w+"); | |
| 86 if (_log_fp == NULL) { | |
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87 fatal(err_msg("MemProfiler: Cannot create log file: %s", log_name)); |
| 0 | 88 } |
| 89 fprintf(_log_fp, "MemProfiler: sizes are in Kb, time is in seconds since startup\n\n"); | |
| 90 fprintf(_log_fp, " time, #thr, #cls, heap, heap, perm, perm, code, hndls, rescs, oopmp\n"); | |
| 91 fprintf(_log_fp, " used, total, used, total, total, total, total, total\n"); | |
| 92 fprintf(_log_fp, "--------------------------------------------------------------------------\n"); | |
| 93 | |
| 94 _task = new MemProfilerTask(MemProfilingInterval); | |
| 95 _task->enroll(); | |
| 96 } | |
| 97 } | |
| 98 | |
| 99 | |
| 100 void MemProfiler::disengage() { | |
| 101 if (!is_active()) return; | |
| 102 // Do one last trace at disengage time | |
| 103 do_trace(); | |
| 104 | |
| 105 // Close logfile | |
| 106 fprintf(_log_fp, "MemProfiler detached\n"); | |
| 107 fclose(_log_fp); | |
| 108 | |
| 109 // remove MemProfilerTask | |
| 110 assert(_task != NULL, "sanity check"); | |
| 111 _task->disenroll(); | |
| 112 delete _task; | |
| 113 _task = NULL; | |
| 114 } | |
| 115 | |
| 116 | |
| 117 void MemProfiler::do_trace() { | |
| 118 // Calculate thread local sizes | |
| 119 size_t handles_memory_usage = VMThread::vm_thread()->handle_area()->size_in_bytes(); | |
| 120 size_t resource_memory_usage = VMThread::vm_thread()->resource_area()->size_in_bytes(); | |
| 121 JavaThread *cur = Threads::first(); | |
| 122 while (cur != NULL) { | |
| 123 handles_memory_usage += cur->handle_area()->size_in_bytes(); | |
| 124 resource_memory_usage += cur->resource_area()->size_in_bytes(); | |
| 125 cur = cur->next(); | |
| 126 } | |
| 127 | |
| 128 // Print trace line in log | |
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129 fprintf(_log_fp, "%6.1f,%5d,%5d," UINTX_FORMAT_W(6) "," UINTX_FORMAT_W(6) "," |
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130 UINTX_FORMAT_W(6) "," UINTX_FORMAT_W(6) ",", |
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131 os::elapsedTime(), |
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132 Threads::number_of_threads(), |
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133 SystemDictionary::number_of_classes(), |
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134 Universe::heap()->used() / K, |
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135 Universe::heap()->capacity() / K, |
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136 Universe::heap()->permanent_used() / HWperKB, |
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137 Universe::heap()->permanent_capacity() / HWperKB); |
| 0 | 138 |
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139 fprintf(_log_fp, UINTX_FORMAT_W(6) ",", CodeCache::capacity() / K); |
| 0 | 140 |
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141 fprintf(_log_fp, UINTX_FORMAT_W(6) "," UINTX_FORMAT_W(6) ",%6ld\n", |
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142 handles_memory_usage / K, |
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143 resource_memory_usage / K, |
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144 OopMapCache::memory_usage() / K); |
| 0 | 145 fflush(_log_fp); |
| 146 } | |
| 147 | |
| 148 #endif |