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src/hotspot/share/memory/metaspaceTracer.cpp

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rev 57511 : [mq]: metaspace-improvement


  26 #include "classfile/classLoaderData.hpp"
  27 #include "jfr/jfrEvents.hpp"
  28 #include "memory/metaspaceTracer.hpp"
  29 #include "oops/oop.inline.hpp"
  30 
  31 void MetaspaceTracer::report_gc_threshold(size_t old_val,
  32                                           size_t new_val,
  33                                           MetaspaceGCThresholdUpdater::Type updater) const {
  34   EventMetaspaceGCThreshold event;
  35   if (event.should_commit()) {
  36     event.set_oldValue(old_val);
  37     event.set_newValue(new_val);
  38     event.set_updater((u1)updater);
  39     event.commit();
  40   }
  41 }
  42 
  43 void MetaspaceTracer::report_metaspace_allocation_failure(ClassLoaderData *cld,
  44                                                           size_t word_size,
  45                                                           MetaspaceObj::Type objtype,
  46                                                           Metaspace::MetadataType mdtype) const {
  47   send_allocation_failure_event<EventMetaspaceAllocationFailure>(cld, word_size, objtype, mdtype);
  48 }
  49 
  50 void MetaspaceTracer::report_metadata_oom(ClassLoaderData *cld,
  51                                          size_t word_size,
  52                                          MetaspaceObj::Type objtype,
  53                                          Metaspace::MetadataType mdtype) const {
  54   send_allocation_failure_event<EventMetaspaceOOM>(cld, word_size, objtype, mdtype);
  55 }
  56 
  57 template <typename E>
  58 void MetaspaceTracer::send_allocation_failure_event(ClassLoaderData *cld,
  59                                                     size_t word_size,
  60                                                     MetaspaceObj::Type objtype,
  61                                                     Metaspace::MetadataType mdtype) const {
  62   E event;
  63   if (event.should_commit()) {
  64     event.set_classLoader(cld);
  65     if (cld->is_unsafe_anonymous()) {
  66       event.set_unsafeAnonymousClassLoader(true);
  67     } else {
  68       event.set_unsafeAnonymousClassLoader(false);
  69     }
  70     event.set_size(word_size * BytesPerWord);
  71     event.set_metadataType((u1) mdtype);
  72     event.set_metaspaceObjectType((u1) objtype);
  73     event.commit();
  74   }
  75 }


  26 #include "classfile/classLoaderData.hpp"
  27 #include "jfr/jfrEvents.hpp"
  28 #include "memory/metaspaceTracer.hpp"
  29 #include "oops/oop.inline.hpp"
  30 
  31 void MetaspaceTracer::report_gc_threshold(size_t old_val,
  32                                           size_t new_val,
  33                                           MetaspaceGCThresholdUpdater::Type updater) const {
  34   EventMetaspaceGCThreshold event;
  35   if (event.should_commit()) {
  36     event.set_oldValue(old_val);
  37     event.set_newValue(new_val);
  38     event.set_updater((u1)updater);
  39     event.commit();
  40   }
  41 }
  42 
  43 void MetaspaceTracer::report_metaspace_allocation_failure(ClassLoaderData *cld,
  44                                                           size_t word_size,
  45                                                           MetaspaceObj::Type objtype,
  46                                                           metaspace::MetadataType mdtype) const {
  47   send_allocation_failure_event<EventMetaspaceAllocationFailure>(cld, word_size, objtype, mdtype);
  48 }
  49 
  50 void MetaspaceTracer::report_metadata_oom(ClassLoaderData *cld,
  51                                          size_t word_size,
  52                                          MetaspaceObj::Type objtype,
  53                                          metaspace::MetadataType mdtype) const {
  54   send_allocation_failure_event<EventMetaspaceOOM>(cld, word_size, objtype, mdtype);
  55 }
  56 
  57 template <typename E>
  58 void MetaspaceTracer::send_allocation_failure_event(ClassLoaderData *cld,
  59                                                     size_t word_size,
  60                                                     MetaspaceObj::Type objtype,
  61                                                     metaspace::MetadataType mdtype) const {
  62   E event;
  63   if (event.should_commit()) {
  64     event.set_classLoader(cld);
  65     if (cld->is_unsafe_anonymous()) {
  66       event.set_unsafeAnonymousClassLoader(true);
  67     } else {
  68       event.set_unsafeAnonymousClassLoader(false);
  69     }
  70     event.set_size(word_size * BytesPerWord);
  71     event.set_metadataType((u1) mdtype);
  72     event.set_metaspaceObjectType((u1) objtype);
  73     event.commit();
  74   }
  75 }
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