JDK-7144296 : PS: Optimize nmethods processing
  • Type: Bug
  • Component: hotspot
  • Sub-Component: gc
  • Affected Version: hs23
  • Priority: P3
  • Status: Closed
  • Resolution: Fixed
  • OS: generic
  • CPU: generic
  • Submitted: 2012-02-09
  • Updated: 2015-05-12
  • Resolved: 2012-03-24
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JDK 7 JDK 8 Other
7u4Fixed 8Fixed hs23Fixed
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Description
The scavenge root nmethods list must be pruned after young GC - it is important for large applications that generate a lot nmethods. For G1, however, it is more complicated. G1 should probably maining special Rsets for nmethods and we will not cover that by this CR.

Comments
EVALUATION http://hg.openjdk.java.net/lambda/lambda/hotspot/rev/95f6641e38e0
22-03-2012

EVALUATION http://hg.openjdk.java.net/hsx/hotspot-comp/hotspot/rev/95f6641e38e0
18-02-2012

EVALUATION http://hg.openjdk.java.net/hsx/hotspot-gc/hotspot/rev/95f6641e38e0
11-02-2012