JDK-6973570 : OrderAccess::storestore() scales poorly on multi-socket x64 and sparc: cache-line ping-ponging
  • Type: Bug
  • Component: hotspot
  • Sub-Component: runtime
  • Affected Version: hs19
  • Priority: P3
  • Status: Closed
  • Resolution: Fixed
  • OS: generic
  • CPU: generic
  • Submitted: 2010-07-30
  • Updated: 2014-10-23
  • Resolved: 2011-04-23
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Other JDK 6 JDK 7 Other
1.4.2_31,hs19Fixed 6u21pFixed 7Fixed hs19Fixed
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Description
See comments section.

Comments
Working link to the changeset: http://hg.openjdk.java.net/jdk7/jdk7/hotspot/rev/a6bff45449bc
23-10-2014

EVALUATION http://hg.openjdk.java.net/jdk7/hotspot-gc/hotspot/rev/a6bff45449bc
11-08-2010

EVALUATION SubCR's will be needed for other releases to which 6948538 is planned to be backported.
30-07-2010