APAR status
Closed as program error.
Error description
Error Message: A GPF is received when some JIT method is compiled. . Stack Trace: The native stack trace may looks like this: #13 <signal handler called> #14 isObjectInEvacuateMemory () #15 MM_StandardAccessBarrier::preObjectRead () #16 0x00007f60557c5863 in MM_ObjectAccessBarrier::mixedObjectReadObject () #17 0x00007f6055e52bb8 in TR_J9MutableCallSite::findCallSiteTarget() .
Local fix
This issue can be worked around by using -Xgcpolicy:gencon
Problem summary
The write barrier code assumes GC policy Gencon but it might fail with Optthruput or Optavgpause.
Problem conclusion
The JVM has been updated so that GC checks for GC policy for correct action. . This APAR will be fixed in the following Java Releases: 8 SR6 FP5 (8.0.6.5) . 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
IJ24740
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
2020-05-04
Closed date
2020-05-04
Last modified date
2020-05-06
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