APAR status
Closed as program error.
Error description
Error Message: Assertion failure at modronapi.cpp . Stack Trace: #14 0x00007f98d4c149eb in j9gc_notifyGCOfClassReplacement at modronapi.cpp:952 #15 0x00007f98d44769bb in notifyGCOfClassReplacement at hshelp.c:3602 #16 0x00007f98d444bb9a in redefineClassesCommon at jvmtiClass.c:1271 #17 0x00007f98d444dde4 in jvmtiRedefineClasses at jvmtiClass.c:977 #18 0x00007f98b448be9c in redefineClasses () from ./opt/IBM/WebSphere/Liberty/java/8.0/jre/lib/amd64/libinstrument .so . Snaptrace information: 02:29:01.178614000 0x1EB8700 j9vm.94 Exception * Unable to allocate 110120 bytes for RAM class. Throw OutOfMemoryError 02:29:01.178615000 0x1EB8700 j9vm.2 Exit <Created RAM class 0x0 from ROM class 0x7f978055f400 02:29:01.178621000 0x1EB8700 j9mm.107 Assert * ** ASSERTION FAILED ** at modronapi.cpp:952: ((false && (__null == newClass->gcLink)))
Local fix
Increase the native memory of the operating system. Note that this will only delay the problem from happening again
Problem summary
Failed to create the ramClass during an OutOfMemory error and returned the romClass instead. Entered in an unhandled scenario
Problem conclusion
Not to notify the GC if we fail to recreate a ramClass . This APAR will be fixed in the following Java Releases: 8 SR6 FP16 (8.0.6.16) . 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
IJ26137
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
2020-07-09
Closed date
2020-08-25
Last modified date
2020-08-25
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