JDK-6673975 : Disable ZapUnusedHeapArea to reduce GC execution times of debug JVM's.
Type:Bug
Component:hotspot
Sub-Component:gc
Affected Version:hs11,7
Priority:P3
Status:Closed
Resolution:Fixed
OS:generic
CPU:generic
Submitted:2008-03-11
Updated:2011-04-20
Resolved:2011-04-20
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Unresolved : Release in which this issue/RFE will be addressed. Resolved: Release in which this issue/RFE has been resolved. Fixed : Release in which this issue/RFE has been fixed. The release containing this fix may be available for download as an Early Access Release or a General Availability Release.
JPRT has had random timeouts on 64bit systems when large heaps are used
because of the time to mangle the unused parts of the heap. Disable
ZapUnusedHeapArea until the performance of the mangling code can be
improved.