APAR status
Closed as program error.
Error description
Error Message: MemoryPoolMXBean.isCollectionUsageThresholdExceeded() returns true even if the collection usage threshold has not been exceeded after the most recent collection on this memory pool. . Stack Trace: N/A .
Local fix
Problem summary
An incorrect check was being performed in the implementation of MemoryPoolMXBean.isCollectionUsageThresholdExceeded().
Problem conclusion
The jvm has been updated to correct the implementation of MemoryPoolMXBean.isCollectionUsageThresholdExceeded(). also the implementation of MemoryPoolMXBean.isUsageThresholdExceeded() has been updated to prevent incorrect result for usageThreshold disabled case . This APAR will be fixed in the following Java Releases: 8 SR3 (8.0.3.0) 7 R1 SR3 FP50 (7.1.3.50) 7 SR9 FP50 (7.0.9.50) 6 R1 SR8 FP30 (6.1.8.30) . Contact your IBM Product's Service Team for these Service Refreshes and Fix Packs. For those running stand-alone, information about the available Service Refreshes and Fix Packs can be found at: https://www.ibm.com/developerworks/java/jdk/
Temporary fix
Comments
APAR Information
APAR number
IV82681
Reported component name
J9 COMMON CODE
Reported component ID
620700127
Reported release
270
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2016-03-14
Closed date
2016-03-14
Last modified date
2016-07-05
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
Fix information
Fixed component name
J9 COMMON CODE
Fixed component ID
620700127
Applicable component levels
R270 PSY
UP
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Document Information
Modified date:
21 February 2022