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High disk utilization causing volume high latency

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Category:
ontap-9
Specialty:
perf
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Applies to

  • ONTAP 9
  • NetApp FAS and AFF systems
  • Applications using high drive workload

Issue

  • Application freezing while accessing the affected volume.
  • The affected volume has high latency.
  • EMS error: wafl.zombie.susp.aggr.limit:notice]: WAFL(R) aggregate aggr1 is experiencing zombie throttling possibly due to requests for large number of file deletions.

 

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