author | shade |
Thu, 26 Apr 2018 19:32:01 +0200 | |
branch | epsilon-gc-branch |
changeset 56495 | 230882b8173e |
parent 56461 | d661341c153a |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2017, 2018, Red Hat, Inc. All rights reserved. |
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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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||
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#include "precompiled.hpp" |
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#include "gc/epsilon/epsilonMonitoringSupport.hpp" |
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#include "gc/epsilon/epsilonHeap.hpp" |
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#include "gc/shared/generationCounters.hpp" |
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#include "memory/allocation.hpp" |
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#include "memory/allocation.inline.hpp" |
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#include "memory/metaspaceCounters.hpp" |
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#include "memory/resourceArea.hpp" |
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#include "services/memoryService.hpp" |
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class EpsilonSpaceCounters: public CHeapObj<mtGC> { |
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friend class VMStructs; |
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private: |
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PerfVariable* _capacity; |
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PerfVariable* _used; |
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char* _name_space; |
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public: |
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EpsilonSpaceCounters(const char* name, |
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int ordinal, |
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size_t max_size, |
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size_t initial_capacity, |
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GenerationCounters* gc) { |
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if (UsePerfData) { |
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EXCEPTION_MARK; |
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ResourceMark rm; |
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const char* cns = PerfDataManager::name_space(gc->name_space(), "space", ordinal); |
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_name_space = NEW_C_HEAP_ARRAY(char, strlen(cns)+1, mtGC); |
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strcpy(_name_space, cns); |
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const char* cname = PerfDataManager::counter_name(_name_space, "name"); |
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PerfDataManager::create_string_constant(SUN_GC, cname, name, CHECK); |
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cname = PerfDataManager::counter_name(_name_space, "maxCapacity"); |
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PerfDataManager::create_constant(SUN_GC, cname, PerfData::U_Bytes, (jlong)max_size, CHECK); |
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cname = PerfDataManager::counter_name(_name_space, "capacity"); |
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_capacity = PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes, initial_capacity, CHECK); |
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cname = PerfDataManager::counter_name(_name_space, "used"); |
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_used = PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes, (jlong) 0, CHECK); |
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cname = PerfDataManager::counter_name(_name_space, "initCapacity"); |
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PerfDataManager::create_constant(SUN_GC, cname, PerfData::U_Bytes, initial_capacity, CHECK); |
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} |
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} |
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~EpsilonSpaceCounters() { |
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if (_name_space != NULL) { |
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FREE_C_HEAP_ARRAY(char, _name_space); |
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} |
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} |
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inline void update_all(size_t capacity, size_t used) { |
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_capacity->set_value(capacity); |
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_used->set_value(used); |
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} |
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}; |
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class EpsilonGenerationCounters : public GenerationCounters { |
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private: |
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EpsilonHeap* _heap; |
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public: |
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EpsilonGenerationCounters(EpsilonHeap* heap) : |
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GenerationCounters("Heap", 1, 1, 0, heap->max_capacity(), heap->capacity()), |
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_heap(heap) |
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{}; |
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virtual void update_all() { |
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_current_size->set_value(_heap->capacity()); |
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} |
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}; |
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EpsilonMonitoringSupport::EpsilonMonitoringSupport(EpsilonHeap* heap) { |
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_heap_counters = new EpsilonGenerationCounters(heap); |
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_space_counters = new EpsilonSpaceCounters("Heap", 0, heap->max_capacity(), 0, _heap_counters); |
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} |
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void EpsilonMonitoringSupport::update_counters() { |
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MemoryService::track_memory_usage(); |
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if (UsePerfData) { |
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EpsilonHeap* heap = EpsilonHeap::heap(); |
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size_t used = heap->used(); |
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size_t capacity = heap->capacity(); |
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_heap_counters->update_all(); |
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_space_counters->update_all(capacity, used); |
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MetaspaceCounters::update_performance_counters(); |
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CompressedClassSpaceCounters::update_performance_counters(); |
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} |
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55778
a977fcca316b
Fix newlines and whitespace to minimize difference against upstream
shade
parents:
55767
diff
changeset
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} |
a977fcca316b
Fix newlines and whitespace to minimize difference against upstream
shade
parents:
55767
diff
changeset
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