< prev index next >

src/hotspot/share/jfr/periodic/jfrOSInterface.cpp

Print this page


   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  *


 207   return instance()._impl->cpu_load_total_process(cpu_load);
 208 }
 209 
 210 int JfrOSInterface::cpu_loads_process(double* jvm_user_load, double* jvm_kernel_load, double* system_total_load){
 211   return instance()._impl->cpu_loads_process(jvm_user_load, jvm_kernel_load, system_total_load);
 212 }
 213 
 214 int JfrOSInterface::os_version(char** os_version) {
 215   return instance()._impl->os_version(os_version);
 216 }
 217 
 218 const char* JfrOSInterface::virtualization_name() {
 219   VirtualizationType vrt = VM_Version::get_detected_virtualization();
 220   if (vrt == XenHVM) {
 221     return "Xen hardware-assisted virtualization";
 222   } else if (vrt == KVM) {
 223     return "KVM virtualization";
 224   } else if (vrt == VMWare) {
 225     return "VMWare virtualization";
 226   } else if (vrt == HyperV) {
 227     return "HyperV virtualization";


 228   } else if (vrt == PowerVM) {
 229     return "PowerVM virtualization";
 230   } else if (vrt == PowerKVM) {
 231     return "Power KVM virtualization";
 232   } else if (vrt == PowerFullPartitionMode) {
 233     return "Power full partition";
 234   }
 235 
 236   return "No virtualization detected";
 237 }
 238 
 239 int JfrOSInterface::generate_initial_environment_variable_events() {
 240   if (environ == NULL) {
 241     return OS_ERR;
 242   }
 243 
 244   if (EventInitialEnvironmentVariable::is_enabled()) {
 245     // One time stamp for all events, so they can be grouped together
 246     JfrTicks time_stamp = JfrTicks::now();
 247     for (char** p = environ; *p != NULL; p++) {


   1 /*
   2  * Copyright (c) 2012, 2020, 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  *


 207   return instance()._impl->cpu_load_total_process(cpu_load);
 208 }
 209 
 210 int JfrOSInterface::cpu_loads_process(double* jvm_user_load, double* jvm_kernel_load, double* system_total_load){
 211   return instance()._impl->cpu_loads_process(jvm_user_load, jvm_kernel_load, system_total_load);
 212 }
 213 
 214 int JfrOSInterface::os_version(char** os_version) {
 215   return instance()._impl->os_version(os_version);
 216 }
 217 
 218 const char* JfrOSInterface::virtualization_name() {
 219   VirtualizationType vrt = VM_Version::get_detected_virtualization();
 220   if (vrt == XenHVM) {
 221     return "Xen hardware-assisted virtualization";
 222   } else if (vrt == KVM) {
 223     return "KVM virtualization";
 224   } else if (vrt == VMWare) {
 225     return "VMWare virtualization";
 226   } else if (vrt == HyperV) {
 227     return "Hyper-V virtualization";
 228   } else if (vrt == HyperVRole) {
 229     return "Hyper-V role";
 230   } else if (vrt == PowerVM) {
 231     return "PowerVM virtualization";
 232   } else if (vrt == PowerKVM) {
 233     return "Power KVM virtualization";
 234   } else if (vrt == PowerFullPartitionMode) {
 235     return "Power full partition";
 236   }
 237 
 238   return "No virtualization detected";
 239 }
 240 
 241 int JfrOSInterface::generate_initial_environment_variable_events() {
 242   if (environ == NULL) {
 243     return OS_ERR;
 244   }
 245 
 246   if (EventInitialEnvironmentVariable::is_enabled()) {
 247     // One time stamp for all events, so they can be grouped together
 248     JfrTicks time_stamp = JfrTicks::now();
 249     for (char** p = environ; *p != NULL; p++) {


< prev index next >