src/share/vm/memory/metaspaceTracer.hpp

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rev 6071 : 8036701: Add trace event when a metaspace throws out of memory error


  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_VM_MEMORY_METASPACE_TRACER_HPP
  26 #define SHARE_VM_MEMORY_METASPACE_TRACER_HPP
  27 
  28 #include "memory/allocation.hpp"
  29 #include "memory/metaspace.hpp"
  30 #include "memory/metaspaceGCThresholdUpdater.hpp"
  31 
  32 class ClassLoaderData;
  33 class frame;
  34 class ouputStream;
  35 
  36 class MetaspaceTracer : public CHeapObj<mtTracing> {





  37  public:
  38   void report_gc_threshold(size_t old_val,
  39                            size_t new_val,
  40                            MetaspaceGCThresholdUpdater::Type updater) const;
  41   void report_metaspace_allocation_failure(ClassLoaderData *cld,
  42                                            size_t word_size,
  43                                            MetaspaceObj::Type objtype,
  44                                            Metaspace::MetadataType mdtype) const;




  45 };
  46 
  47 #endif // SHARE_VM_MEMORY_METASPACE_TRACER_HPP


  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_VM_MEMORY_METASPACE_TRACER_HPP
  26 #define SHARE_VM_MEMORY_METASPACE_TRACER_HPP
  27 
  28 #include "memory/allocation.hpp"
  29 #include "memory/metaspace.hpp"
  30 #include "memory/metaspaceGCThresholdUpdater.hpp"
  31 
  32 class ClassLoaderData;
  33 class frame;
  34 class ouputStream;
  35 
  36 class MetaspaceTracer : public CHeapObj<mtTracing> {
  37   template <typename E>
  38   void send_allocation_failure_event(ClassLoaderData *cld,
  39                                      size_t word_size,
  40                                      MetaspaceObj::Type objtype,
  41                                      Metaspace::MetadataType mdtype) const;
  42  public:
  43   void report_gc_threshold(size_t old_val,
  44                            size_t new_val,
  45                            MetaspaceGCThresholdUpdater::Type updater) const;
  46   void report_metaspace_allocation_failure(ClassLoaderData *cld,
  47                                            size_t word_size,
  48                                            MetaspaceObj::Type objtype,
  49                                            Metaspace::MetadataType mdtype) const;
  50   void report_metadata_oom(ClassLoaderData *cld,
  51                            size_t word_size,
  52                            MetaspaceObj::Type objtype,
  53                            Metaspace::MetadataType mdtype) const;
  54 };
  55 
  56 #endif // SHARE_VM_MEMORY_METASPACE_TRACER_HPP