src/share/vm/gc_interface/collectedHeap.cpp

rev 6072 : 8036703: Add trace event with statistics for the metaspace chunk free lists

*** 126,139 ****
--- 126,152 ----
  
  void CollectedHeap::unregister_nmethod(nmethod* nm) {
    assert_locked_or_safepoint(CodeCache_lock);
  }
  
+ void CollectedHeap::trace_metaspace_chunk_free_list(GCWhen::Type when, GCTracer* gc_tracer) {
+   MetaspaceChunkFreeListSummary chunk_free_list_summary;
+   for (int i = 0; i < Metaspace::MetadataTypeCount; i++) {
+     Metaspace::MetadataType mdtype = (Metaspace::MetadataType) i;
+     if (MetaspaceAux::has_chunk_free_list(mdtype)) {
+       gc_tracer->report_metaspace_chunk_free_list_summary(when, mdtype,
+         MetaspaceAux::chunk_free_list_summary(mdtype));
+     }
+   }
+ }
+ 
  void CollectedHeap::trace_heap(GCWhen::Type when, GCTracer* gc_tracer) {
    const GCHeapSummary& heap_summary = create_heap_summary();
    const MetaspaceSummary& metaspace_summary = create_metaspace_summary();
    gc_tracer->report_gc_heap_summary(when, heap_summary, metaspace_summary);
+ 
+   trace_metaspace_chunk_free_list(when, gc_tracer);
  }
  
  void CollectedHeap::trace_heap_before_gc(GCTracer* gc_tracer) {
    trace_heap(GCWhen::BeforeGC, gc_tracer);
  }