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アグリゲート内の RAID グループがデグレード状態ですが、オフラインではありません

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ontap-9
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のしんだ

に適用されます

  • ONTAP 9.1 以降

問題

アグリゲートの RAID グループがオンラインになっていますが、デグレード状態です。MetroCluster 内の各ノードで sysconfig -r コマンドを実行します。

 node run -node * -command sysconfig -r
 Aggregate aggr0 (online, raid4, degraded, mirrored) (block checksums) Plex /aggr0/plex0 (online, normal, active, pool0) RAID group /aggr0/plex0/rg0 (normal, block checksums) RAID Disk Device HA SHELF BAY CHAN Pool Type RPM Used (MB/blks) Phys (MB/blks) --------- ------ ------------- ---- ---- ---- ----- -------------- -------------- parity switch1:8.217L2 1a 10 1 FC:A 0 SSD N/A 915465/1874872832 915715/1875385008 data switch3:8.217L3 1a 10 2 FC:A 0 SSD N/A 915465/1874872832 915715/1875385008 Plex /aggr0/plex1 (online, normal, active, pool1) RAID group /aggr0/plex1/rg0 (degraded, block checksums) RAID Disk Device HA SHELF BAY CHAN Pool Type RPM Used (MB/blks) Phys (MB/blks) --------- ------ ------------- ---- ---- ---- ----- -------------- -------------- parity switch2:8.217L2 1c 20 7 FC:B 1 SSD N/A 915465/1874872832 915715/1875385008 data switch4:8.217L3 1a 20 6 FC:A 1 SSD N/A 915465/1874872832 915715/1875385008 (offline) 

上の例では、 aggr0 のプレックス 1 がデグレードされています。

イベントログには、問題が発生したときに以下のようなメッセージが表示されます
::> event log show
Wed Oct 23 21:13:48 CEST [node-01: bg_disk_fw_update_admin: bdfu.selected:info]: Disk switch1:164.217L7 [NETAPP X371_S1643960ATE NA52] S/N [S3SENY0K214701] selected for background disk firmware update.

 

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