db7b4e20e1
Make sure that modification of memory usage variables are synchronized with returning them to Java. Reviewed-by: sangheki, mchung
75 lines
2.8 KiB
C++
75 lines
2.8 KiB
C++
/*
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* Copyright (c) 2007, 2017, 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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#include "precompiled.hpp"
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#include "gc/g1/g1CollectedHeap.hpp"
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#include "gc/g1/g1MemoryPool.hpp"
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#include "gc/g1/heapRegion.hpp"
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G1MemoryPoolSuper::G1MemoryPoolSuper(G1CollectedHeap* g1h,
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const char* name,
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size_t init_size,
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size_t max_size,
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bool support_usage_threshold) :
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CollectedMemoryPool(name,
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init_size,
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max_size,
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support_usage_threshold),
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_g1mm(g1h->g1mm()) {
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assert(UseG1GC, "sanity");
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}
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G1EdenPool::G1EdenPool(G1CollectedHeap* g1h, size_t initial_size) :
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G1MemoryPoolSuper(g1h,
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"G1 Eden Space",
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initial_size,
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MemoryUsage::undefined_size(),
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false /* support_usage_threshold */) { }
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MemoryUsage G1EdenPool::get_memory_usage() {
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return _g1mm->eden_space_memory_usage(initial_size(), max_size());
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}
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G1SurvivorPool::G1SurvivorPool(G1CollectedHeap* g1h, size_t initial_size) :
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G1MemoryPoolSuper(g1h,
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"G1 Survivor Space",
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initial_size,
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MemoryUsage::undefined_size(),
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false /* support_usage_threshold */) { }
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MemoryUsage G1SurvivorPool::get_memory_usage() {
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return _g1mm->survivor_space_memory_usage(initial_size(), max_size());
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}
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G1OldGenPool::G1OldGenPool(G1CollectedHeap* g1h, size_t initial_size, size_t max_size) :
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G1MemoryPoolSuper(g1h,
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"G1 Old Gen",
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initial_size,
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max_size,
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true /* support_usage_threshold */) { }
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MemoryUsage G1OldGenPool::get_memory_usage() {
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return _g1mm->old_gen_memory_usage(initial_size(), max_size());
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}
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