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Inconsistencies in performance graph trends for volumes, nodes, and aggregates in Active IQ Unified Manager

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active-iq-unified-manager
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OM
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Helpful 

Applies to

  • Active IQ Unified Manager (AIQUM)
  • ONTAP 9

Issue

  • Gaps appear in the performance graphs for volumes, nodes, or aggregates.
  • Latency, IOPS, and MB/s performance graphs are impacted.
  • Performance polling is set to the default 5 minute interval.
  • Cluster inventory and performance collections are successful.
  • This issue was first seen in Active IQ Unified Manager 9.8 but may exist in other versions of  Active IQ Unified Manager.

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  • The issue seen can be specific to one cluster and one cluster object type (e.g. aggregates, volumes, etc.). Other object types do not exhibit the same behaviour.

 

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