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ActiveIQ UM 'Assign System Recommended Performance Service Level' is not adaptive to a highly variable workload

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Applies to

  • ActiveIQ Unified Manager (AIQUM) 9.6 or later
  • Performance Service Level (PSL)

Issue

  • A workload in UM has the Apply System Recommended PSL assigned

Assigned PSL.png

  • UM uses artificial intelligence and machine learning to determine the best PSL
  • When there is a sudden large data transfer on this workload, the IOPS on this volume increases heavily while the PSL might not be adapted to this
  • This will cause in increase in latency on this volume because the PSL is not adjusted to the variable workload

 

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