62 lines
1.9 KiB
C++
62 lines
1.9 KiB
C++
/*
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* Copyright (c) 2003, 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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#ifndef SHARE_VM_GC_SHARED_GCSTATS_HPP
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#define SHARE_VM_GC_SHARED_GCSTATS_HPP
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#include "gc/shared/gcUtil.hpp"
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class GCStats : public CHeapObj<mtGC> {
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protected:
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// Avg amount promoted; used for avoiding promotion undo
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// This class does not update deviations if the sample is zero.
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AdaptivePaddedNoZeroDevAverage* _avg_promoted;
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public:
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GCStats();
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enum Name {
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GCStatsKind,
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CMSGCStatsKind
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};
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virtual Name kind() {
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return GCStatsKind;
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}
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AdaptivePaddedNoZeroDevAverage* avg_promoted() const { return _avg_promoted; }
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// Average in bytes
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size_t average_promoted_in_bytes() const {
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return (size_t)_avg_promoted->average();
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}
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// Padded average in bytes
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size_t padded_average_promoted_in_bytes() const {
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return (size_t)_avg_promoted->padded_average();
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}
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};
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#endif // SHARE_VM_GC_SHARED_GCSTATS_HPP
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