author | erikj |
Tue, 12 Sep 2017 19:03:39 +0200 | |
changeset 47216 | 71c04702a3d5 |
parent 30764 | hotspot/src/share/vm/gc/serial/cSpaceCounters.cpp@fec48bf5a827 |
child 48157 | 7c4d43c26352 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2002, 2015, 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/serial/cSpaceCounters.hpp" |
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#include "memory/metaspace.hpp" |
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#include "memory/resourceArea.hpp" |
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CSpaceCounters::CSpaceCounters(const char* name, int ordinal, size_t max_size, |
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ContiguousSpace* s, GenerationCounters* gc) : |
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_space(s) { |
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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", |
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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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_max_capacity = PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes, |
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(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, |
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PerfData::U_Bytes, |
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_space->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, |
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new ContiguousSpaceUsedHelper(_space), |
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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, |
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_space->capacity(), CHECK); |
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} |
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} |
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void CSpaceCounters::update_capacity() { |
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_capacity->set_value(_space->capacity()); |
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} |
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void CSpaceCounters::update_used() { |
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_used->set_value(_space->used()); |
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} |
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void CSpaceCounters::update_all() { |
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update_used(); |
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update_capacity(); |
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} |
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jlong ContiguousSpaceUsedHelper::take_sample(){ |
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return _space->used(); |
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} |