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AIQUM becomes unresponsive frequently after upgrade to 9.18

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Applies to

  • Active IQ Unified Manager 9.18 (AIQUM)
  • Environments monitoring large ONTAP clusters (100+ nodes)
  • Customers upgrading from AIQUM 9.16P2 to 9.18

Issue

  • After upgrading AIQUM from 9.16P2 to 9.18, the application becomes unresponsive frequently and The UI is inaccessible.
  • The OCIE service gets timed out and AIQUM requires a manual VM reboot to restore functionality.

    The /var/log/ocie folder contains JVM crash logs:

    # A fatal error has been detected by the Java Runtime Environment:
    # InternalError (type.cpp:1159), pid=..., tid=...
    # Error: ShouldNotReachHere()
    # JRE version: OpenJDK Runtime Environment (17.0.17+10)
    # Java VM: OpenJDK 64-Bit Server VM (17.0.17+10)
    # Problematic frame:
    # V [libjvm.so+0xeb8656] TypeVect::xmeet(Typeconst*)const+0xf6
    ocumserver.log:
     
    [tsaTaskExecutor-0] Running TSA forecast...
    [tsaTaskExecutor-0] starting new TSA for cluster...
    [tsaTaskExecutor-0] Not enough sample found for object...

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