JDK-6810861 : G1: support -XX:+{PrintClassHistogram,HeapDump}{Before,After}FullGC
  • Type: Bug
  • Component: hotspot
  • Sub-Component: gc
  • Affected Version: hs15
  • Priority: P4
  • Status: Closed
  • Resolution: Fixed
  • OS: generic
  • CPU: generic
  • Submitted: 2009-02-26
  • Updated: 2013-09-18
  • Resolved: 2011-11-28
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JDK 7 JDK 8 Other
7u2Fixed 8Fixed hs22Fixed
Related Reports
Relates :  
JDK-6797870 - Add -XX:+{HeapDump,PrintClassHistogram}{Before,After}FullGC
Description
Desirable for serviceability, but not essential at the moment. Original CR still awaits CCC approval.
Comments
EVALUATION See main CR
12-09-2011
EVALUATION http://hg.openjdk.java.net/hsx/hotspot-main/hotspot/rev/7f776886a215
26-08-2011
EVALUATION http://hg.openjdk.java.net/hsx/hotspot-gc/hotspot/rev/7f776886a215
23-08-2011
SUGGESTED FIX webrev:- http://javaweb.sfbay.sun.com/~ysr/neeraja/export/ysr/control_reference/hotspot/webrev/
20-08-2011
EVALUATION Yes.
02-03-2009
SUGGESTED FIX Pretty small effort since G1 already supports both heap dumps and class histograms:- Just call the appropriate CollectedHeap:: api at the appropriate points before and following a full gc.
26-02-2009