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High CPU utilization from TSSE

  1. Last updated
    Feb 5, 2025
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Category:
ontap-9
Specialty:
Perf
Last Updated:
2/5/2025, 2:58:13 PM

Applies to

  • ONTAP 9
  • AFF systems
  • FAS systems
  • C-Series
  • TSSE

Issue

  • High CPU utilization (near or at 100%) without increase in IOPS or Throughput.
  • This could also be reported/observed post an ONTAP upgrade.
  • TSSE Scan is the listed as the top consumer for CPU from wafltop.
  • TSSE is enabled on many volumes. 

 

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