Need Analysis for NetApp Filer Failover and MQ application hung issue Using NFSv4

Solution Unverified - Updated -

Issue

  • We have been having problems with NetApp filer failovers, apparently due to stateid exhaustion.
  • MQM queue manager running on few linux hosts went to hung state. After failing over those queue managers to standby servers, issue got fixed.

Environment

  • Red Hat Enterprise Linux 5.8
  • NFSv4
  • IBM MQ

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