JDK-6868854 : G1: Eliminate serial Other times at the end of a GC pause
  • Type: Enhancement
  • Component: hotspot
  • Sub-Component: gc
  • Affected Version: hs16
  • Priority: P3
  • Status: Closed
  • Resolution: Duplicate
  • OS: generic
  • CPU: generic
  • Submitted: 2009-08-05
  • Updated: 2019-07-03
  • Resolved: 2019-07-03
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Other
tbdResolved
Related Reports
Duplicate :  
JDK-8152948 - More unaccounted other time on large machines
Relates :  
JDK-8150239 - Merging information from the ParScanThreadState at the end of GC causes high (unaccounted) pause time costs
Relates :  
JDK-6949241 - G1: restructure region lists in G1
Relates :  
JDK-8027295 - Free CSet takes ~50% of young pause time
Relates :  
JDK-6819061 - G1: eliminate serial Other times that are proportional to the collection set length
Relates :  
JDK-6949254 - G1: Introduce framework for concurrent operations in G1
Description
This is the second part of CR 6819061. CR 6819061 deals with high serial Other times at the beginning of each GC. This one is going to deal with high serial Other times at the end of each GC.
Comments
None of the phases mentioned here exist, setting this as duplicate to JDK-8152948 which is much more current.
03-07-2019
PUBLIC COMMENTS We'll do 6949254 and 6949241 first, as it will make this CR much easier to implement.
03-05-2010