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NVRAM latency on AFF-A400 indicative of Backplane communication issues

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Category:
ontap-9
Specialty:
perf
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Applies to

  • CIFS
  • NFS
  • Cluster Session Manager (CSM)
  • AFF-A400

Issue

  • Reading or writing files is slow when the data LIF is located on one node and the data volume is on a different node.
  • NVRAM Latency is seen via qos statistics volume latency show command

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