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ONTAP では Snapshot ID の不整合が報告されますが、 Snapshot が存在しません

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Category:
ontap-9
Specialty:
core
Last Updated:

に適用されます

  • Data ONTAP 7
  • Data ONTAP 8
  • ONTAP 9

問題

  • NDMP バックアップ中に次のメッセージが表示されます

バックアップログ:
DUMP: Error: Encountered WAFL metadata inconsistency due to disk errors while processing Snapshot copy ID 26.

EMS
Tue Apr 14 14:47:41 UTC [cluster-01: wafl_exempt14: wafl.raid.incons.userdata:error]: WAFL inconsistent: inconsistent user data block at VBN 15189325664 (vvbn:1724775497 fbn:216613141 level:0) in public inode (fileid:25257 snapid:26 file_type:1 disk_flags:0x8002 error:117 raid_set:1) in volume vol1

 

  • Snapshot を識別しようとすると、 Snapshot が存在しなくなります

::*> snapshot show -vserver svm1 -volume vol1 -fields logical-snap-id
vserver volume snapshot        logical-snap-id
------- ------ --------------------- ---------------
svm1   vol1   daily.2020-05-05_0010  23
svm1   vol1   hourly.2020-05-05_0605 14
svm1   vol1   hourly.2020-05-05_0705 25
svm1   vol1   hourly.2020-05-05_0805 27
svm1   vol1   hourly.2020-05-05_0905 28
svm1   vol1   hourly.2020-05-05_1005 29
svm1   vol1   hourly.2020-05-05_1105 30
7 entries were displayed.

 

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