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CommVault NDMPリストアがI/Oエラーで失敗します

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Category:
ontap-9
Specialty:
dp<a>2009574585</a>
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環境

  • ONTAP 9
  • NDMP
  • Commvault

問題

  • DMA(CommVault)でテープ(クラウド)が接続され制御されているNFS FlexGroupボリュームでNDMPリストアが失敗します。 
  • DMAはテープから情報を取得中にエラーが発生している。
  • フェーズIでリストアが失敗すると、NDMPデバッグログが記録されます。 

0000001f.0188e08b 040723bd Mon May 22 2023 17:57:29  05:30 [kern_ndmpd:info:6465] [85997]   INFO: DATA notification state 5 (SESS_STATE: HALTING) event 7 (EVENT: I/O ERROR)

  • バックアップログ:

rst Mon May 22 17:40:13 IST 2023 /DELGEMNASSVM02/DELGEMLOGNAS001/ Start (Level 0, NDMP:85997)
rst Mon May 22 17:40:13 IST 2023 /DELGEMNASSVM02/DELGEMLOGNAS001/ Options (b=0, d, y, H, TCP recv buffer size = 7293440, TCP send buffer size = 7293440)
rst Mon May 22 17:40:13 IST 2023 /DELGEMNASSVM02/DELGEMLOGNAS001/ Tape_open (ndmp)
rst Mon May 22 17:40:13 IST 2023 /DELGEMNASSVM02/DELGEMLOGNAS001/ Log_msg (Number of constituents = 8)
rst Mon May 22 17:57:29 IST 2023 /DELGEMNASSVM02/DELGEMLOGNAS001/ Log_msg (rcv_ndmp_check_sock_err Socket err 0x36
rst Mon May 22 17:57:29 IST 2023 /DELGEMNASSVM02/DELGEMLOGNAS001/ Error (Input Error

  • DMAログ:

1714833 1a2a91 05/22 17:39:40 1688566 FclRestore::initialize2(1661) - Fail for Seek Failure selected (job option), restore would fail if seek failures happen.
1714833 1a2a9f 05/22 17:39:45 1688566 NasRestore::OnMsgNasSeekArchive() - Have received [1] source paths.
1714833 1a2a91 05/22 17:57:32 1688566 FclRestore::finalize() - Seek Decision: Samples = 1, Time = 0.0 Sec(s), Average = 0.0 Sec/Sample
1714858 1a2aaa 05/22 17:39:51 1688566 Restore will seek pipeline using logical offset
1714858 1a2aaa 05/22 17:39:53 1688566 Set pipeline option FLUSH_BUFFER_AFTER_SEEK for restore
1714858 1a2ac9 05/22 17:39:58 1688566 Seeking pipeline to offset:[0].
1714858 1a2ac9 05/22 17:56:56 1688566 stat- NRS [Total Pipeline   ][0.00 MBytes/Sec][72940 Bytes][95.9% (92.0% Read, 0.0% Seek, 0.0% Misc)][14 Secs (13 Read Secs, 0 Seek Secs, 0 Misc Secs)]

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