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Bug Database
Bug ID: 6672698
Votes 0
Synopsis mangle_unused_area() should not remangle the entire heap at each collection.
Category hotspot:garbage_collector
Reported Against
Release Fixed hs14(b03)
State 10-Fix Delivered, bug
Priority: 3-Medium
Related Bugs 6581118 , 6672574
Submit Date 07-MAR-2008
Description
mangle_unused() writes a pattern into the unused part of the heap in debug mode.
If the heap is large, this can cause excessively long GC's to the point
that tests timeout.
Posted Date : 2008-03-07 15:25:40.0
Work Around
N/A
Evaluation
managle_unused_area() only mangles from top to end in a space.  Set some
artificial limit on the amount that will be mangled at each collection.
Posted Date : 2008-03-07 15:42:23.0

http://hg.openjdk.java.net/jdk7/hotspot-gc/hotspot/rev/12eea04c8b06
Posted Date : 2008-07-10 00:31:49.0
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