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SnapRestoreがNetAppエンドで実行されているためにVMwareデータストアが破損している

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環境

  • VMware
  • ONTAP 9.x
  • SnapRestore

問題

  • VMwareデータストアが破損し、多くのサーバにアクセスできなくなりました。
  • EMSログには、ホスト側で破損が発生したLUNに対してSnapRestoreが実行されたことが記録されています。

Fri May 31 15:51:57 +0400 [node4: config_async_0: wafl.snaprestore.revert:info]: Reverting volume vol04_v@vserver:a151xcvb-9xxx-1xvc-axfg-0xcvfgsd6 to a previous Snapshot copy with snapid 5.
Fri May 31 15:54:12 +0400 [node4: config_async_0: wafl.snaprestore.revert:info]: Reverting volume vol03_v@vserver:a151xcvb-9xxx-1xvc-axfg-0xcvfgsd6 to a previous Snapshot copy with snapid 4.
Fri May 31 15:58:28 +0400 [node4: config_async_0: wafl.snaprestore.revert:info]: Reverting volume vol06_v@vserver:a151xcvb-9xxx-1xvc-axfg-0xcvfgsd6 to a previous Snapshot copy with snapid 5.
Fri May 31 16:03:35 +0400 [node4: config_async_0: wafl.snaprestore.revert:info]: Reverting volume vol06_v@vserver:a151xcvb-9xxx-1xvc-axfg-0xcvfgsd6 to a previous Snapshot copy with snapid 6.

  • 監査ログには、System Managerの[Restore]ボタンがアクティブ化され、データストアを含むボリュームが古いSnapshotにスナップリストアされたことが示されています。

Fri May 31 2024 15:54:08  04:00 [kern_audit:info:2734] :: node: http :: 10.1xx.1yy.xc:5xcd9 :: node:ycc\user :: POST /api/snapmirror/relationships/fbxcc-cdf-1xxf-8xx6-ddfdfc/restore : {"destination":{"path":"node:vol03_v","cluster":{"name":"AEHQNAS01","uuid":"10xcxcc2-4xxc-1xx7-9xx2-0xcdfd0"}},"source_snapshot":"snapmirror.a1xcd635-9xx0-1xcv7-acdf-0cddf6_2xcdc68.2024-05-17_230500","storage_efficiency_enabled":false} :: Success:

  • SnapRestoreプロセスは、その時点を超えた最新のスナップショットを削除します。
  • SnapRestore後にSnapMirrorを実行すると、SnapRestoreでリストアされた データが他のサイトに転送されます。

Fri May 31 16:00:49  04 2024 ResyncSetup[May 31 16:00:49]:fxxf-1xxb-1xxf-8x6-dxx4c Operation-Uuid=6bx1-xx5-1xf-8xx-dxxxf4c Group=none Operation-Cookie=0 action=Start source=node1:vol03_v destination=node2:rep_vol_003
Fri May 31 16:00:56  04 2024 ResyncSetup[May 31 16:00:49]:xxf-1xxb-1xxf-8x6-dxx4c Operation-Uuid=6bx1-xx5-1xf-8xx-dxxxf4c Group=none Operation-Cookie=0 action=End source=node1:vol03_v destination=node2:rep_vol_003 status=Success

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