62 lines
2.3 KiB
C++
62 lines
2.3 KiB
C++
/*
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* Copyright (c) 2003, 2014, 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_RUNTIMESERVICE_HPP
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#define SHARE_VM_SERVICES_RUNTIMESERVICE_HPP
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#include "runtime/perfData.hpp"
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#include "runtime/timer.hpp"
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class RuntimeService : public AllStatic {
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private:
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static PerfCounter* _sync_time_ticks; // Accumulated time spent getting to safepoints
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static PerfCounter* _total_safepoints;
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static PerfCounter* _safepoint_time_ticks; // Accumulated time at safepoints
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static PerfCounter* _application_time_ticks; // Accumulated time not at safepoints
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static TimeStamp _safepoint_timer;
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static TimeStamp _app_timer;
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static double _last_safepoint_sync_time_sec;
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public:
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static void init();
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static jlong safepoint_sync_time_ms();
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static jlong safepoint_count();
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static jlong safepoint_time_ms();
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static jlong application_time_ms();
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static double last_safepoint_time_sec() { return _safepoint_timer.seconds(); }
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static double last_application_time_sec() { return _app_timer.seconds(); }
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// callbacks
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static void record_safepoint_begin() NOT_MANAGEMENT_RETURN;
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static void record_safepoint_synchronized() NOT_MANAGEMENT_RETURN;
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static void record_safepoint_end() NOT_MANAGEMENT_RETURN;
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static void record_application_start() NOT_MANAGEMENT_RETURN;
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};
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#endif // SHARE_VM_SERVICES_RUNTIMESERVICE_HPP
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