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ONTAP で外部アグリゲート(孤立したディスクで構成されたアグリゲート)を削除する方法

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のとう

のとう

環境

  • ONTAP 9
  • 外部アグリゲート

説明

システムに影響がある場合は、 Active IQ を確認してください

  • アグリゲートで障害が報告され aggr status、コマンドの下位で外部からエラーが報告されます。リブート時やテイクオーバー時に RAID 同化エラーが EMS で報告される可能性があります
    • 例: 

aggr0(1) failed     raid_dp, aggr      diskroot, raidtype=raid_dp, raidsize=24, 
             foreign        raid_lost_write=on, resyncsnaptime=5, 

[?] Fri Jul 16 06:01:45 CDT [cluster1-01: config_thread: raid.assim.rg.missingChild:debug]: Aggregate partner_foreign:aggr0, rgobj_verify: RAID object 0 has only 5 valid children, expected 10.
[?] Fri Jul 16 06:01:45 CDT [cluster1-01: config_thread: raid.assim.plex.missingChild:debug]: Aggregate partner_foreign:aggr0, plexobj_verify: Plex 0 only has 0 working RAID groups (1 total) and is being taken offline
[?] Fri Jul 16 06:01:45 CDT [cluster1-01: config_thread: raid.assim.mirror.noChild:debug]: Aggregate partner_foreign:aggr0, mirrorobj_verify: No operable plexes found.
[?] Fri Jul 16 06:01:45 CDT [cluster1-01: cf_takeover: raid.fm.takeoverFail:alert]: RAID takeover failed: Partner label processing failed.

  • イベントログで報告することもできます raid.assim.tree.multipleRootVols

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