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How to address latency from disks in ONTAP

Views:
2,281
Visibility:
Public
Votes:
1
Category:
ontap-9
Specialty:
perf
Last Updated:

Applies to

ONTAP 9

Description

  • Troubleshoot high disk utilization or aggregate latency in ONTAP
  • Using Active IQ Unified Manager
    • latency is shown to be in the Disk or Aggregate Processing (Active IQ Unified Manager), and latency is actively impacted on the target volume. 
  • Performance capacity reported by AIQPM or ONTAP 9 is beyond critical threshold for the affected aggregate.

 

 

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