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High latency in CPU Dblade in ONTAP due to large io sizes

  1. Last updated
    Mar 13, 2025
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Category:
ontap-9
Specialty:
perf
Last Updated:
3/13/2025, 10:54:23 AM

Applies to

  • ONTAP 9
  • AFF, ASA
  • FAS
  • SAP HANA
  • Oracle

Issue

  • I/O shows higher than expected latencies
  • Hosts report high read latency graphs during backup window

2009331222 - Read latency.png

  • Latency is seen in Data Processing, or CPU Dblade
  • Applicable to large writes as well

 

 

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