JR63581: BAI TASKMANAGER PODS FAIL WITH ILLEGALCONFIGURATIONEXCEPTION

21.0.1-WS-CP4BA-IF001

APAR status

• Closed as program error.

Error description

• CP4BA v21.0.1 Enterprise install with BAI on ROKS, OCP, some
  pods like icp4adeploy-bai-even-* have errors similar to
   INFO
  [] - The derived from fraction jvm overhead memory (153 bytes)
  is less than its min value 192.000mb (201326592 bytes), min
  value will be used instead
   Exception in thread "main"
  org.apache.flink.configuration.IllegalConfigurationException:
  TaskManager memory configuration failed: Sum of configured JVM
  Metaspace (300.000mb (314572800 bytes)) and JVM Overhead
  (192.000mb (201326592 bytes)) exceed configured Total Process
  Memory (1.500kb (1536 bytes)).
  	at org.apache.flink.runtime.clus
  terframework.TaskExecutorProcessUtils.processSpecFromConfig(Task
  ExecutorProcessUtils.java:112)
  	at org.apache.flink.runtime.util
  .bash.BashJavaUtils.getTmResourceParams(BashJavaUtils.java:88)
  
  at org.apache.flink.runtime.util.bash.BashJavaUtils.runCommand(B
  ashJavaUtils.java:71)
  	at org.apache.flink.runtime.util.bash.Bas
  hJavaUtils.main(BashJavaUtils.java:61)
  Caused by:
  org.apache.flink.configuration.IllegalConfigurationException:
  Sum of configured JVM Metaspace (300.000mb (314572800 bytes))
  and JVM Overhead (192.000mb (201326592 bytes)) exceed
  configured Total Process Memory (1.500kb (1536 bytes)).
  	at org.
  apache.flink.runtime.util.config.memory.ProcessMemoryUtils.deriv
  eJvmMetaspaceAndOverheadWithTotalProcessMemory(ProcessMemoryUtil
  s.java:133)
  	at org.apache.flink.runtime.util.config.memory.Proc
  essMemoryUtils.deriveProcessSpecWithTotalProcessMemory(ProcessMe
  moryUtils.java:102)
  	at org.apache.flink.runtime.util.config.mem
  ory.ProcessMemoryUtils.memoryProcessSpecFromConfig(ProcessMemory
  Utils.java:79)
  	at org.apache.flink.runtime.clusterframework.Tas
  kExecutorProcessUtils.processSpecFromConfig(TaskExecutorProcessU
  tils.java:110)
  	... 3 more
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED:                                              *
  * BAI users                                                    *
  ****************************************************************
  * PROBLEM DESCRIPTION:                                         *
  * BAI TASKMANAGER PODS FAIL WITH ILLEGALCONFIGURATIONEXCEPTION *
  ****************************************************************
  * RECOMMENDATION:                                              *
  ****************************************************************
  

Problem conclusion

• Problem fixed
  

Temporary fix

Comments

APAR Information

• 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

  CLOUD PAK FOR A

• Fixed component ID

  5737I2300

Applicable component levels