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Appliance DAS Drive Exceeding Limit is reported after StorageGRID nodes expansion

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Applies to

  • StorageGRID 11.9
  • Older storage node appliances are scheduled to be replaced with new appliances

Issue

  • After expanding StorageGRID nodes, new storage nodes report the following alert:

Appliance DAS drive exceeding limit for data written per day (6 alerts)An excessive amount of data is being written to a drive each day, which might void its warranty.

Recommended actionsThis alert is triggered if the number of bytes written to a drive per day would cause the Total Bytes Written (TBW) limit to be reached before the end of the warranty.Determine why the drive is receiving a large amount of data each day. Review any recent changes that might increase the load on the appliance Storage Node. For example, did you activate a new ILM policy? Are you using a new erasure-coding profile? Have you added new S3 clients?For more details on SSD warranty endurance, go to Support > Tools > Metrics and select "SSD Warranty" under Grafana.If this is an expected burst that will not continue indefinitely, you can ignore this alert.

  • Support > Tools > Metrics > SSD Warranty > Bytes written per day shows all the new storage nodes with a higher value than old storage nodes.

NOTE: Threshold for Bytes written per day is 1.92 TB/day

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