JDK-6741157 : ParallelGC: Promotion failure with biased locking can use excessive amount of c-heap.
  • Type: Enhancement
  • Component: hotspot
  • Sub-Component: gc
  • Affected Version: 6,7
  • Priority: P3
  • Status: Resolved
  • Resolution: Withdrawn
  • OS: generic
  • CPU: generic
  • Submitted: 2008-08-25
  • Updated: 2015-11-02
  • Resolved: 2015-11-02
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JDK 9
9Resolved
Related Reports
Relates :  
JDK-6807801 - CMS: could save/restore fewer header words during scavenge
Description
When a promotion failure occurs with the UseParallelGC and with biased locking on,
c-heap space on the order of the size of the young gen may be required to handle the
promotion failure.
Comments
6807801 reduced the severity of this problem and there is no test case for it.
02-11-2015
WORK AROUND Turn off biased locking.
25-08-2008