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NFS client hangs indefinitely following a network partition and recovery

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Category:
ontap-9
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nfs
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Applies to

  • Clustered Data ONTAP 8.3
  • ONTAP 9
  • RHEL7.6 kernel (3.10.0-957*el7)

Issue

  • After upgrading from the RHEL7.5 kernel (3.10.0-862*el7) to the RHEL7.6 kernel (3.10.0-957*el7), reads or writes to a NFS share by a NFS client hang indefinitely following a network partition and recovery.
  • This is new behavior that is not seen in versions of RHEL 7 prior to RHEL 7.6.
  • If migrating lif, can not encounter the same problem.

 

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