Mercurial > hg > truffle
annotate src/share/vm/runtime/memprofiler.cpp @ 1490:f03d0a26bf83
6888954: argument formatting for assert() and friends
Reviewed-by: kvn, twisti, apetrusenko, never, dcubed
| author | jcoomes |
|---|---|
| date | Thu, 22 Apr 2010 13:23:15 -0700 |
| parents | 0fbdb4381b99 |
| children | c18cbe5936b8 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 579 | 2 * Copyright 1998-2009 Sun Microsystems, Inc. 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 * | |
| 19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
| 20 * CA 95054 USA or visit www.sun.com if you need additional information or | |
| 21 * have any questions. | |
| 22 * | |
| 23 */ | |
| 24 | |
| 25 # include "incls/_precompiled.incl" | |
| 26 # include "incls/_memprofiler.cpp.incl" | |
| 27 | |
| 28 #ifndef PRODUCT | |
| 29 | |
| 30 // -------------------------------------------------------- | |
| 31 // MemProfilerTask | |
| 32 | |
| 33 class MemProfilerTask : public PeriodicTask { | |
| 34 public: | |
| 35 MemProfilerTask(int interval_time) : PeriodicTask(interval_time) {} | |
| 36 void task(); | |
| 37 }; | |
| 38 | |
| 39 | |
| 40 void MemProfilerTask::task() { | |
| 41 // Get thread lock to provide mutual exclusion, and so we can iterate safely over the thread list. | |
| 42 MutexLocker mu(Threads_lock); | |
| 43 MemProfiler::do_trace(); | |
| 44 } | |
| 45 | |
| 46 | |
| 47 //---------------------------------------------------------- | |
| 48 // Implementation of MemProfiler | |
| 49 | |
| 50 MemProfilerTask* MemProfiler::_task = NULL; | |
| 51 FILE* MemProfiler::_log_fp = NULL; | |
| 52 | |
| 53 | |
| 54 bool MemProfiler::is_active() { | |
| 55 return _task != NULL; | |
| 56 } | |
| 57 | |
| 58 | |
| 59 void MemProfiler::engage() { | |
| 60 const char *log_name = "mprofile.log"; | |
| 61 if (!is_active()) { | |
| 62 // Create log file | |
| 63 _log_fp = fopen(log_name , "w+"); | |
| 64 if (_log_fp == NULL) { | |
|
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65 fatal(err_msg("MemProfiler: Cannot create log file: %s", log_name)); |
| 0 | 66 } |
| 67 fprintf(_log_fp, "MemProfiler: sizes are in Kb, time is in seconds since startup\n\n"); | |
| 68 fprintf(_log_fp, " time, #thr, #cls, heap, heap, perm, perm, code, hndls, rescs, oopmp\n"); | |
| 69 fprintf(_log_fp, " used, total, used, total, total, total, total, total\n"); | |
| 70 fprintf(_log_fp, "--------------------------------------------------------------------------\n"); | |
| 71 | |
| 72 _task = new MemProfilerTask(MemProfilingInterval); | |
| 73 _task->enroll(); | |
| 74 } | |
| 75 } | |
| 76 | |
| 77 | |
| 78 void MemProfiler::disengage() { | |
| 79 if (!is_active()) return; | |
| 80 // Do one last trace at disengage time | |
| 81 do_trace(); | |
| 82 | |
| 83 // Close logfile | |
| 84 fprintf(_log_fp, "MemProfiler detached\n"); | |
| 85 fclose(_log_fp); | |
| 86 | |
| 87 // remove MemProfilerTask | |
| 88 assert(_task != NULL, "sanity check"); | |
| 89 _task->disenroll(); | |
| 90 delete _task; | |
| 91 _task = NULL; | |
| 92 } | |
| 93 | |
| 94 | |
| 95 void MemProfiler::do_trace() { | |
| 96 // Calculate thread local sizes | |
| 97 size_t handles_memory_usage = VMThread::vm_thread()->handle_area()->size_in_bytes(); | |
| 98 size_t resource_memory_usage = VMThread::vm_thread()->resource_area()->size_in_bytes(); | |
| 99 JavaThread *cur = Threads::first(); | |
| 100 while (cur != NULL) { | |
| 101 handles_memory_usage += cur->handle_area()->size_in_bytes(); | |
| 102 resource_memory_usage += cur->resource_area()->size_in_bytes(); | |
| 103 cur = cur->next(); | |
| 104 } | |
| 105 | |
| 106 // Print trace line in log | |
|
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107 fprintf(_log_fp, "%6.1f,%5d,%5d," UINTX_FORMAT_W(6) "," UINTX_FORMAT_W(6) "," |
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108 UINTX_FORMAT_W(6) "," UINTX_FORMAT_W(6) ",", |
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109 os::elapsedTime(), |
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110 Threads::number_of_threads(), |
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111 SystemDictionary::number_of_classes(), |
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112 Universe::heap()->used() / K, |
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113 Universe::heap()->capacity() / K, |
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114 Universe::heap()->permanent_used() / HWperKB, |
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115 Universe::heap()->permanent_capacity() / HWperKB); |
| 0 | 116 |
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117 fprintf(_log_fp, UINTX_FORMAT_W(6) ",", CodeCache::capacity() / K); |
| 0 | 118 |
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119 fprintf(_log_fp, UINTX_FORMAT_W(6) "," UINTX_FORMAT_W(6) ",%6ld\n", |
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120 handles_memory_usage / K, |
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121 resource_memory_usage / K, |
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122 OopMapCache::memory_usage() / K); |
| 0 | 123 fflush(_log_fp); |
| 124 } | |
| 125 | |
| 126 #endif |