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Single volume hosting multiple LUNs reporting high latency

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167
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Category:
ontap-9
Specialty:
perf
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Applies to

  • ONTAP
  • SAN (FC) network

Issue

  • Application hosted on the storage LUN report high latency.
  • Verifying the AIQUM for same timeframe, could notice increased latency on the storage volume corelating with application latency.

2009355278 - AIQUM Latency.png

  • High CPU utilization due to user workloads.

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