author | katleman |
Thu, 20 Dec 2012 16:24:51 -0800 | |
changeset 14847 | 92a59a418262 |
parent 14120 | 7d298141c258 |
child 15482 | 470d0b0c09f1 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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* |
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*/ |
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#ifndef SHARE_VM_SERVICES_MEM_REPORTER_HPP |
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#define SHARE_VM_SERVICES_MEM_REPORTER_HPP |
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#include "runtime/mutexLocker.hpp" |
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#include "services/memBaseline.hpp" |
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#include "services/memTracker.hpp" |
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#include "utilities/ostream.hpp" |
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#if INCLUDE_NMT |
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/* |
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* MemBaselineReporter reports data to this outputer class, |
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* ReportOutputer is responsible for format, store and redirect |
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* the data to the final destination. |
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*/ |
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class BaselineOutputer : public StackObj { |
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public: |
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// start to report memory usage in specified scale. |
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// if report_diff = true, the reporter reports baseline comparison |
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// information. |
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virtual void start(size_t scale, bool report_diff = false) = 0; |
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// Done reporting |
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virtual void done() = 0; |
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/* report baseline summary information */ |
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virtual void total_usage(size_t total_reserved, |
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size_t total_committed) = 0; |
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virtual void num_of_classes(size_t classes) = 0; |
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virtual void num_of_threads(size_t threads) = 0; |
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virtual void thread_info(size_t stack_reserved_amt, size_t stack_committed_amt) = 0; |
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/* report baseline summary comparison */ |
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virtual void diff_total_usage(size_t total_reserved, |
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size_t total_committed, |
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int reserved_diff, |
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int committed_diff) = 0; |
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virtual void diff_num_of_classes(size_t classes, int diff) = 0; |
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virtual void diff_num_of_threads(size_t threads, int diff) = 0; |
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virtual void diff_thread_info(size_t stack_reserved, size_t stack_committed, |
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int stack_reserved_diff, int stack_committed_diff) = 0; |
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/* |
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* memory summary by memory types. |
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* for each memory type, following summaries are reported: |
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* - reserved amount, committed amount |
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* - malloc'd amount, malloc count |
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* - arena amount, arena count |
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*/ |
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// start reporting memory summary by memory type |
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virtual void start_category_summary() = 0; |
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virtual void category_summary(MEMFLAGS type, size_t reserved_amt, |
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size_t committed_amt, |
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size_t malloc_amt, size_t malloc_count, |
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size_t arena_amt, size_t arena_count) = 0; |
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virtual void diff_category_summary(MEMFLAGS type, size_t cur_reserved_amt, |
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size_t cur_committed_amt, |
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size_t cur_malloc_amt, size_t cur_malloc_count, |
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size_t cur_arena_amt, size_t cur_arena_count, |
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int reserved_diff, int committed_diff, int malloc_diff, |
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int malloc_count_diff, int arena_diff, |
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int arena_count_diff) = 0; |
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virtual void done_category_summary() = 0; |
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virtual void start_virtual_memory_map() = 0; |
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virtual void reserved_memory_region(MEMFLAGS type, address base, address end, size_t size, address pc) = 0; |
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virtual void committed_memory_region(address base, address end, size_t size, address pc) = 0; |
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virtual void done_virtual_memory_map() = 0; |
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/* |
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* Report callsite information |
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*/ |
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virtual void start_callsite() = 0; |
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virtual void malloc_callsite(address pc, size_t malloc_amt, size_t malloc_count) = 0; |
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virtual void virtual_memory_callsite(address pc, size_t reserved_amt, size_t committed_amt) = 0; |
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virtual void diff_malloc_callsite(address pc, size_t cur_malloc_amt, size_t cur_malloc_count, |
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int malloc_diff, int malloc_count_diff) = 0; |
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virtual void diff_virtual_memory_callsite(address pc, size_t cur_reserved_amt, size_t cur_committed_amt, |
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int reserved_diff, int committed_diff) = 0; |
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virtual void done_callsite() = 0; |
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// return current scale in "KB", "MB" or "GB" |
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static const char* memory_unit(size_t scale); |
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}; |
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/* |
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* This class reports processed data from a baseline or |
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* the changes between the two baseline. |
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*/ |
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class BaselineReporter : public StackObj { |
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private: |
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BaselineOutputer& _outputer; |
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size_t _scale; |
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public: |
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// construct a reporter that reports memory usage |
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// in specified scale |
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BaselineReporter(BaselineOutputer& outputer, size_t scale = K): |
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_outputer(outputer) { |
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_scale = scale; |
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} |
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virtual void report_baseline(const MemBaseline& baseline, bool summary_only = false); |
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virtual void diff_baselines(const MemBaseline& cur, const MemBaseline& prev, |
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bool summary_only = false); |
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void set_scale(size_t scale); |
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size_t scale() const { return _scale; } |
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private: |
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void report_summaries(const MemBaseline& baseline); |
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void report_virtual_memory_map(const MemBaseline& baseline); |
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void report_callsites(const MemBaseline& baseline); |
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void diff_summaries(const MemBaseline& cur, const MemBaseline& prev); |
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void diff_callsites(const MemBaseline& cur, const MemBaseline& prev); |
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// calculate memory size in current memory scale |
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size_t amount_in_current_scale(size_t amt) const; |
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// diff two unsigned values in current memory scale |
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int diff_in_current_scale(size_t value1, size_t value2) const; |
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// diff two unsigned value |
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int diff(size_t value1, size_t value2) const; |
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}; |
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/* |
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* tty output implementation. Native memory tracking |
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* DCmd uses this outputer. |
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*/ |
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class BaselineTTYOutputer : public BaselineOutputer { |
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private: |
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size_t _scale; |
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size_t _num_of_classes; |
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size_t _num_of_threads; |
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size_t _thread_stack_reserved; |
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size_t _thread_stack_committed; |
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int _num_of_classes_diff; |
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int _num_of_threads_diff; |
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int _thread_stack_reserved_diff; |
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int _thread_stack_committed_diff; |
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outputStream* _output; |
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public: |
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BaselineTTYOutputer(outputStream* st) { |
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_scale = K; |
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_num_of_classes = 0; |
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_num_of_threads = 0; |
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_thread_stack_reserved = 0; |
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_thread_stack_committed = 0; |
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_num_of_classes_diff = 0; |
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_num_of_threads_diff = 0; |
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_thread_stack_reserved_diff = 0; |
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_thread_stack_committed_diff = 0; |
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_output = st; |
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} |
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// begin reporting memory usage in specified scale |
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void start(size_t scale, bool report_diff = false); |
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// done reporting |
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void done(); |
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// total memory usage |
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void total_usage(size_t total_reserved, |
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size_t total_committed); |
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// report total loaded classes |
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void num_of_classes(size_t classes) { |
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_num_of_classes = classes; |
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} |
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void num_of_threads(size_t threads) { |
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_num_of_threads = threads; |
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} |
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void thread_info(size_t stack_reserved_amt, size_t stack_committed_amt) { |
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_thread_stack_reserved = stack_reserved_amt; |
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_thread_stack_committed = stack_committed_amt; |
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} |
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void diff_total_usage(size_t total_reserved, |
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size_t total_committed, |
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int reserved_diff, |
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int committed_diff); |
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void diff_num_of_classes(size_t classes, int diff) { |
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_num_of_classes = classes; |
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_num_of_classes_diff = diff; |
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} |
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void diff_num_of_threads(size_t threads, int diff) { |
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_num_of_threads = threads; |
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_num_of_threads_diff = diff; |
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} |
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void diff_thread_info(size_t stack_reserved_amt, size_t stack_committed_amt, |
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int stack_reserved_diff, int stack_committed_diff) { |
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_thread_stack_reserved = stack_reserved_amt; |
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_thread_stack_committed = stack_committed_amt; |
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_thread_stack_reserved_diff = stack_reserved_diff; |
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_thread_stack_committed_diff = stack_committed_diff; |
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} |
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/* |
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* Report memory summary categoriuzed by memory types. |
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* For each memory type, following summaries are reported: |
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* - reserved amount, committed amount |
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* - malloc-ed amount, malloc count |
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* - arena amount, arena count |
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*/ |
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// start reporting memory summary by memory type |
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void start_category_summary(); |
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void category_summary(MEMFLAGS type, size_t reserved_amt, size_t committed_amt, |
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size_t malloc_amt, size_t malloc_count, |
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size_t arena_amt, size_t arena_count); |
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void diff_category_summary(MEMFLAGS type, size_t cur_reserved_amt, |
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size_t cur_committed_amt, |
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size_t cur_malloc_amt, size_t cur_malloc_count, |
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size_t cur_arena_amt, size_t cur_arena_count, |
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int reserved_diff, int committed_diff, int malloc_diff, |
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int malloc_count_diff, int arena_diff, |
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int arena_count_diff); |
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void done_category_summary(); |
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// virtual memory map |
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void start_virtual_memory_map(); |
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void reserved_memory_region(MEMFLAGS type, address base, address end, size_t size, address pc); |
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void committed_memory_region(address base, address end, size_t size, address pc); |
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void done_virtual_memory_map(); |
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/* |
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* Report callsite information |
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*/ |
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void start_callsite(); |
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void malloc_callsite(address pc, size_t malloc_amt, size_t malloc_count); |
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void virtual_memory_callsite(address pc, size_t reserved_amt, size_t committed_amt); |
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void diff_malloc_callsite(address pc, size_t cur_malloc_amt, size_t cur_malloc_count, |
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int malloc_diff, int malloc_count_diff); |
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void diff_virtual_memory_callsite(address pc, size_t cur_reserved_amt, size_t cur_committed_amt, |
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int reserved_diff, int committed_diff); |
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void done_callsite(); |
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}; |
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#endif // INCLUDE_NMT |
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#endif // SHARE_VM_SERVICES_MEM_REPORTER_HPP |