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NetApp Knowledge Base

High disk utilization at night between 1 to 5 AM

Views:
167
Visibility:
Public
Votes:
0
Category:
metrocluster
Specialty:
perf
Last Updated:

Applies to

  • Clustered Data ONTAP 8.3
  • ONTAP 9
  • All FAS, AFF, Cloud Volumes ONTAP, or ONTAP Select clusters or Metroclusters

Issue

  • Disk utilization is seen or reported to be high daily at 1 AM (cluster time) to 5 AM or on Sundays 1AM to 1 PM
  • A high disk utilization alert is seen for high disk load overnight, and is not when deduplication or other processes are running

 

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