JDK-8155709 : Introduce an option to set the chunk size for clear actions
  • Type: Enhancement
  • Component: hotspot
  • Sub-Component: gc
  • Affected Version: 9
  • Priority: P4
  • Status: Open
  • Resolution: Unresolved
  • Submitted: 2016-04-29
  • Updated: 2019-02-11
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Other
tbdUnresolved
Related Reports
Relates :  
JDK-8155229 - Tune thread usage for live data clearing
Relates :  
JDK-8155232 - Augment Workgang to run task with a given number of threads
Relates :  
JDK-8155230 - Tune thread usage for mark bitmap clear
Description
JDK-8155229, JDK-8155230 and JDK-8155232 introduced a "chunk_size" of 1 M as unit of distribution for work.

Unify this using a single command line option.
Comments
Is a new or updated test justified for this option? I don���t think testing that the option gets parsed is that interesting though - standard options all get parsed the same way.
29-04-2016