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Aggregate alternating between normal and degraded status during background disk firmware update

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Category:
disk-drives
Specialty:
hw
Last Updated:

Applies to

  • ONTAP 9

Issue

  • Aggregates on the system intermittently report a degraded status and then return to normal a short time later
  • The messages can be observed on the CLI
Cluster::> event log show -event raid.rg.degraded -severity notice
Time                Node             Severity      Event
------------------- ---------------- ------------- ---------------------------
10/13/2021 16:56:32 node-01          NOTICE        raid.rg.degraded: : Raid group /aggr_01/plex0/rg1 is degraded
10/13/2021 16:56:32 node-02          NOTICE        raid.rg.degraded: : Raid group /aggr_02_ROOT/plex0/rg0 is degraded
10/13/2021 16:56:32 node-02          NOTICE        raid.rg.degraded: : Raid group /aggr_02/plex0/rg1 is degraded
10/13/2021 16:53:58 node-01          NOTICE        raid.rg.degraded: : Raid group /aggr_01/plex0/rg0 is degraded
10/13/2021 16:53:58 node-02          NOTICE        raid.rg.degraded: : Raid group /aggr_02_ROOT/plex0/rg0 is degraded
10/13/2021 16:53:58 node-02          NOTICE        raid.rg.degraded: : Raid group /aggr_02/plex0/rg0 is degraded
10/13/2021 16:51:29 node-01          NOTICE        raid.rg.degraded: : Raid group /aggr_01/plex0/rg1 is degraded

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