< prev index next >

src/hotspot/share/services/memoryPool.cpp

Print this page
rev 57601 : [mq]: metaspace-improvement


   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 #include "precompiled.hpp"
  26 #include "classfile/systemDictionary.hpp"
  27 #include "classfile/vmSymbols.hpp"

  28 #include "memory/metaspace.hpp"
  29 #include "oops/oop.inline.hpp"
  30 #include "runtime/handles.inline.hpp"
  31 #include "runtime/javaCalls.hpp"
  32 #include "runtime/orderAccess.hpp"
  33 #include "services/lowMemoryDetector.hpp"
  34 #include "services/management.hpp"
  35 #include "services/memoryManager.hpp"
  36 #include "services/memoryPool.hpp"
  37 #include "utilities/globalDefinitions.hpp"
  38 #include "utilities/macros.hpp"
  39 
  40 MemoryPool::MemoryPool(const char* name,
  41                        PoolType type,
  42                        size_t init_size,
  43                        size_t max_size,
  44                        bool support_usage_threshold,
  45                        bool support_gc_threshold) {
  46   _name = name;
  47   _initial_size = init_size;


 194   MemoryPool("Metaspace", NonHeap, 0, calculate_max_size(), true, false) { }
 195 
 196 MemoryUsage MetaspacePool::get_memory_usage() {
 197   size_t committed = MetaspaceUtils::committed_bytes();
 198   return MemoryUsage(initial_size(), used_in_bytes(), committed, max_size());
 199 }
 200 
 201 size_t MetaspacePool::used_in_bytes() {
 202   return MetaspaceUtils::used_bytes();
 203 }
 204 
 205 size_t MetaspacePool::calculate_max_size() const {
 206   return FLAG_IS_CMDLINE(MaxMetaspaceSize) ? MaxMetaspaceSize :
 207                                              MemoryUsage::undefined_size();
 208 }
 209 
 210 CompressedKlassSpacePool::CompressedKlassSpacePool() :
 211   MemoryPool("Compressed Class Space", NonHeap, 0, CompressedClassSpaceSize, true, false) { }
 212 
 213 size_t CompressedKlassSpacePool::used_in_bytes() {
 214   return MetaspaceUtils::used_bytes(Metaspace::ClassType);
 215 }
 216 
 217 MemoryUsage CompressedKlassSpacePool::get_memory_usage() {
 218   size_t committed = MetaspaceUtils::committed_bytes(Metaspace::ClassType);
 219   return MemoryUsage(initial_size(), used_in_bytes(), committed, max_size());
 220 }


   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 #include "precompiled.hpp"
  26 #include "classfile/systemDictionary.hpp"
  27 #include "classfile/vmSymbols.hpp"
  28 #include "memory/metaspace/metaspaceEnums.hpp"
  29 #include "memory/metaspace.hpp"
  30 #include "oops/oop.inline.hpp"
  31 #include "runtime/handles.inline.hpp"
  32 #include "runtime/javaCalls.hpp"
  33 #include "runtime/orderAccess.hpp"
  34 #include "services/lowMemoryDetector.hpp"
  35 #include "services/management.hpp"
  36 #include "services/memoryManager.hpp"
  37 #include "services/memoryPool.hpp"
  38 #include "utilities/globalDefinitions.hpp"
  39 #include "utilities/macros.hpp"
  40 
  41 MemoryPool::MemoryPool(const char* name,
  42                        PoolType type,
  43                        size_t init_size,
  44                        size_t max_size,
  45                        bool support_usage_threshold,
  46                        bool support_gc_threshold) {
  47   _name = name;
  48   _initial_size = init_size;


 195   MemoryPool("Metaspace", NonHeap, 0, calculate_max_size(), true, false) { }
 196 
 197 MemoryUsage MetaspacePool::get_memory_usage() {
 198   size_t committed = MetaspaceUtils::committed_bytes();
 199   return MemoryUsage(initial_size(), used_in_bytes(), committed, max_size());
 200 }
 201 
 202 size_t MetaspacePool::used_in_bytes() {
 203   return MetaspaceUtils::used_bytes();
 204 }
 205 
 206 size_t MetaspacePool::calculate_max_size() const {
 207   return FLAG_IS_CMDLINE(MaxMetaspaceSize) ? MaxMetaspaceSize :
 208                                              MemoryUsage::undefined_size();
 209 }
 210 
 211 CompressedKlassSpacePool::CompressedKlassSpacePool() :
 212   MemoryPool("Compressed Class Space", NonHeap, 0, CompressedClassSpaceSize, true, false) { }
 213 
 214 size_t CompressedKlassSpacePool::used_in_bytes() {
 215   return MetaspaceUtils::used_bytes(metaspace::ClassType);
 216 }
 217 
 218 MemoryUsage CompressedKlassSpacePool::get_memory_usage() {
 219   size_t committed = MetaspaceUtils::committed_bytes(metaspace::ClassType);
 220   return MemoryUsage(initial_size(), used_in_bytes(), committed, max_size());
 221 }
< prev index next >