a39b17624a
7151532: DCmd for hotspot native memory tracking Implementation of native memory tracking phase 1, which tracks VM native memory usage, and related DCmd Reviewed-by: acorn, coleenp, fparain
61 lines
1.9 KiB
C++
61 lines
1.9 KiB
C++
/*
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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_NMT_DCMD_HPP
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#define SHARE_VM_SERVICES_NMT_DCMD_HPP
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#include "services/diagnosticArgument.hpp"
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#include "services/diagnosticFramework.hpp"
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/**
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* Native memory tracking DCmd implementation
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*/
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class NMTDCmd: public DCmdWithParser {
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protected:
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DCmdArgument<bool> _summary;
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DCmdArgument<bool> _detail;
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DCmdArgument<bool> _baseline;
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DCmdArgument<bool> _summary_diff;
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DCmdArgument<bool> _detail_diff;
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DCmdArgument<bool> _shutdown;
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#ifndef PRODUCT
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DCmdArgument<bool> _debug;
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#endif
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DCmdArgument<char*> _scale;
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public:
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NMTDCmd(outputStream* output, bool heap);
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static const char* name() { return "VM.native_memory"; }
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static const char* description() {
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return "Print native memory usage";
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}
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static const char* impact() {
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return "Medium:";
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}
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static int num_arguments();
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virtual void execute(TRAPS);
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};
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#endif // SHARE_VM_SERVICES_NMT_DCMD_HPP
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