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Excessive Deduplication jobs may increase latency in ONTAP systems

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Category:
ontap-9
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perf
Last Updated:

Applies to

All ONTAP versions

Issue

  • Running Active dedupe (SIS) jobs during peak production times can increase workload latency
  • Disk latency or utilization may suddenly increase
  • Too many dedupe processes running concurrently, as indicated with:

::> volume efficiency show -op-status active

Note: High CPU due to deduplication without latency is expected and this article is not applicable

 

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NetApp provides no representations or warranties regarding the accuracy or reliability or serviceability of any information or recommendations provided in this publication or with respect to any results that may be obtained by the use of the information or observance of any recommendations provided herein. The information in this document is distributed AS IS and the use of this information or the implementation of any recommendations or techniques herein is a customer's responsibility and depends on the customer's ability to evaluate and integrate them into the customer's operational environment. This document and the information contained herein may be used solely in connection with the NetApp products discussed in this document.

 

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