rev 57095 : [mq]: use
rev 57096 : [mq]: trailing_semi

   1 /*
   2  * Copyright (c) 2012, 2019, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #ifndef SHARE_RUNTIME_OS_PERF_HPP
  26 #define SHARE_RUNTIME_OS_PERF_HPP
  27 
  28 #include "memory/allocation.hpp"
  29 #include "utilities/macros.hpp"
  30 
  31 #define FUNCTIONALITY_NOT_IMPLEMENTED -8
  32 
  33 class EnvironmentVariable : public CHeapObj<mtInternal> {
  34  public:
  35   char* _key;
  36   char* _value;
  37 
  38   EnvironmentVariable() {
  39     _key = NULL;
  40     _value = NULL;
  41   }
  42 
  43   ~EnvironmentVariable() {
  44     FREE_C_HEAP_ARRAY(char, _key);
  45     FREE_C_HEAP_ARRAY(char, _value);
  46   }
  47 
  48   EnvironmentVariable(char* key, char* value) {
  49     _key = key;
  50     _value = value;
  51   }
  52 
  53 };
  54 
  55 
  56 class CPUInformation : public CHeapObj<mtInternal> {
  57  private:
  58   int   _no_of_sockets;
  59   int   _no_of_cores;
  60   int   _no_of_hw_threads;
  61   const char* _description;
  62   const char* _name;
  63 
  64  public:
  65   CPUInformation() {
  66     _no_of_sockets = 0;
  67     _no_of_cores = 0;
  68     _no_of_hw_threads = 0;
  69     _description = NULL;
  70     _name = NULL;
  71   }
  72 
  73   int number_of_sockets(void) const {
  74     return _no_of_sockets;
  75   }
  76 
  77   void set_number_of_sockets(int no_of_sockets) {
  78     _no_of_sockets = no_of_sockets;
  79   }
  80 
  81   int number_of_cores(void) const {
  82     return _no_of_cores;
  83   }
  84 
  85   void set_number_of_cores(int no_of_cores) {
  86     _no_of_cores = no_of_cores;
  87   }
  88 
  89   int number_of_hardware_threads(void) const {
  90     return _no_of_hw_threads;
  91   }
  92 
  93   void set_number_of_hardware_threads(int no_of_hw_threads) {
  94     _no_of_hw_threads = no_of_hw_threads;
  95   }
  96 
  97   const char* cpu_name(void)  const {
  98     return _name;
  99   }
 100 
 101   void set_cpu_name(const char* cpu_name) {
 102     _name = cpu_name;
 103   }
 104 
 105   const char* cpu_description(void) const {
 106     return _description;
 107   }
 108 
 109   void set_cpu_description(const char* cpu_description) {
 110     _description = cpu_description;
 111   }
 112 };
 113 
 114 class SystemProcess : public CHeapObj<mtInternal> {
 115  private:
 116   int   _pid;
 117   char* _name;
 118   char* _path;
 119   char* _command_line;
 120   SystemProcess* _next;
 121 
 122  public:
 123   SystemProcess() {
 124     _pid  = 0;
 125     _name = NULL;
 126     _path = NULL;
 127     _command_line = NULL;
 128     _next = NULL;
 129   }
 130 
 131   SystemProcess(int pid, char* name, char* path, char* command_line, SystemProcess* next) {
 132     _pid = pid;
 133     _name = name;
 134     _path = path;
 135     _command_line = command_line;
 136     _next = next;
 137   }
 138 
 139   void set_next(SystemProcess* sys_process) {
 140     _next = sys_process;
 141   }
 142 
 143   SystemProcess* next(void) const {
 144     return _next;
 145   }
 146 
 147   int pid(void) const {
 148     return _pid;
 149   }
 150 
 151   void set_pid(int pid) {
 152     _pid = pid;
 153   }
 154 
 155   const char* name(void) const {
 156     return _name;
 157   }
 158 
 159   void set_name(char* name) {
 160     _name = name;
 161   }
 162 
 163   const char* path(void) const {
 164     return _path;
 165   }
 166 
 167   void set_path(char* path) {
 168     _path = path;
 169   }
 170 
 171   const char* command_line(void) const {
 172     return _command_line;
 173   }
 174 
 175   void set_command_line(char* command_line) {
 176     _command_line = command_line;
 177   }
 178 
 179   virtual ~SystemProcess(void) {
 180     FREE_C_HEAP_ARRAY(char, _name);
 181     FREE_C_HEAP_ARRAY(char, _path);
 182     FREE_C_HEAP_ARRAY(char, _command_line);
 183   }
 184 };
 185 
 186 class NetworkInterface : public ResourceObj {
 187  private:
 188   char* _name;
 189   uint64_t _bytes_in;
 190   uint64_t _bytes_out;
 191   NetworkInterface* _next;
 192 
 193   NetworkInterface(); // no impl
 194   NetworkInterface(const NetworkInterface& rhs); // no impl
 195   NetworkInterface& operator=(const NetworkInterface& rhs); // no impl
 196  public:
 197   NetworkInterface(const char* name, uint64_t bytes_in, uint64_t bytes_out, NetworkInterface* next) :
 198   _name(NULL),
 199   _bytes_in(bytes_in),
 200   _bytes_out(bytes_out),
 201   _next(next) {
 202     assert(name != NULL, "invariant");
 203     const size_t length = strlen(name);
 204     assert(allocated_on_res_area(), "invariant");
 205     _name = NEW_RESOURCE_ARRAY(char, length + 1);
 206     strncpy(_name, name, length + 1);
 207     assert(strncmp(_name, name, length) == 0, "invariant");
 208   }
 209 
 210   NetworkInterface* next() const {
 211     return _next;
 212   }
 213 
 214   const char* get_name() const {
 215     return _name;
 216   }
 217 
 218   uint64_t get_bytes_out() const {
 219     return _bytes_out;
 220   }
 221 
 222   uint64_t get_bytes_in() const {
 223     return _bytes_in;
 224   }
 225 };
 226 
 227 class CPUInformationInterface : public CHeapObj<mtInternal> {
 228  private:
 229   CPUInformation* _cpu_info;
 230  public:
 231   CPUInformationInterface();
 232   bool initialize();
 233   ~CPUInformationInterface();
 234   int cpu_information(CPUInformation& cpu_info);
 235 };
 236 
 237 class CPUPerformanceInterface : public CHeapObj<mtInternal> {
 238  private:
 239   class CPUPerformance;
 240   CPUPerformance* _impl;
 241  public:
 242   CPUPerformanceInterface();
 243   ~CPUPerformanceInterface();
 244   bool initialize();
 245 
 246   int cpu_load(int which_logical_cpu, double* const cpu_load) const;
 247   int context_switch_rate(double* const rate) const;
 248   int cpu_load_total_process(double* const cpu_load) const;
 249   int cpu_loads_process(double* const pjvmUserLoad,
 250                         double* const pjvmKernelLoad,
 251                         double* const psystemTotalLoad) const;
 252 };
 253 
 254 class SystemProcessInterface : public CHeapObj<mtInternal> {
 255  private:
 256    class SystemProcesses;
 257    SystemProcesses* _impl;
 258  public:
 259    SystemProcessInterface();
 260    ~SystemProcessInterface();
 261    bool initialize();
 262 
 263   // information about system processes
 264   int system_processes(SystemProcess** system_procs, int* const no_of_sys_processes) const;
 265 };
 266 
 267 class NetworkPerformanceInterface : public CHeapObj<mtInternal> {
 268  private:
 269   class NetworkPerformance;
 270   NetworkPerformance* _impl;
 271   NetworkPerformanceInterface(const NetworkPerformanceInterface& rhs); // no impl
 272   NetworkPerformanceInterface& operator=(const NetworkPerformanceInterface& rhs); // no impl
 273  public:
 274   NetworkPerformanceInterface();
 275   bool initialize();
 276   ~NetworkPerformanceInterface();
 277   int network_utilization(NetworkInterface** network_interfaces) const;
 278 };
 279 
 280 #endif // SHARE_RUNTIME_OS_PERF_HPP
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