author | mgronlun |
Wed, 30 Oct 2019 19:43:52 +0100 | |
changeset 58863 | c16ac7a2eba4 |
parent 54899 | e4cff3cf0234 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2012, 2019, 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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||
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#ifndef SHARE_JFR_PERIODIC_JFROSINTERFACE_HPP |
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#define SHARE_JFR_PERIODIC_JFROSINTERFACE_HPP |
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#include "jfr/utilities/jfrAllocation.hpp" |
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class CPUInformation; |
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class EnvironmentVariable; |
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class NetworkInterface; |
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class SystemProcess; |
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class JfrOSInterface: public JfrCHeapObj { |
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friend class JfrRecorder; |
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private: |
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class JfrOSInterfaceImpl; |
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JfrOSInterfaceImpl* _impl; |
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JfrOSInterface(); |
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~JfrOSInterface(); |
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bool initialize(); |
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static JfrOSInterface& instance(); |
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static JfrOSInterface* create(); |
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static void destroy(); |
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public: |
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static int cpu_information(CPUInformation& cpu_info); |
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static int cpu_load(int which_logical_cpu, double* cpu_load); |
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static int context_switch_rate(double* rate); |
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static int cpu_load_total_process(double* cpu_load); |
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static int cpu_loads_process(double* pjvmUserLoad, double* pjvmKernelLoad, double* psystemTotalLoad); |
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static int os_version(char** os_version); |
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static const char* virtualization_name(); |
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static int generate_initial_environment_variable_events(); |
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static int system_processes(SystemProcess** system_processes, int* no_of_sys_processes); |
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static int network_utilization(NetworkInterface** network_interfaces); |
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}; |
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#endif // SHARE_JFR_PERIODIC_JFROSINTERFACE_HPP |