DB2 backup from RHEL NFS Client to EMC Data Domain stalls / fails

Solution Verified - Updated -

Issue

  • DB2 backup to NFS mount causes NFS to hang intermittently
  • Problems are seen with EMC DDR2 storage only. There are no issues seen with Netapp backup

Environment

  • Red Hat Enterprise Linux 6.6 (NFS Client)
  • kernel - 2.6.32-642.6.2.el6.x86_64
  • EMC Data Domain backend storage (NFS Server)

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