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Commvault backup fails with 'SnapDiff scan failed' error

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Category:
ontap-9
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dp
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Applies to

  • ONTAP 9
  • Commvault
  • SnapDiff
  • NFS

Issue

Incremental backup of a SnapMirror destination volume via Commvault (Linux File System iDataAgent leveraging NetApp SnapDiff) fails with below errors:
 
Error Message from Commvault - [10006][I2P lookup failed].
 
254899 3e489 06/19 15:42:34 2852377 Failed snapdiff next. Returned non-success [10006][I2P lookup failed].
254899 3e489 06/19 15:42:34 2852377 Closed ManageOntap object.
254899 3e489 06/19 15:42:34 2852377 ManageONTAP::DeInit() - Calling na_shutdown...
254899 3e489 06/19 15:42:34 2852377 CSnapDiffScanEngine::ProcessWorkUnit(522) - SnapDiff scan failed, LocalVolumeName=/opt/commvault/ProductionData/SnapVolumeMounts/SnapMnt_1_2_7517992_91_2105603/ Error:0x800703E3:{CSnapDiffScanEngine::SnapDiffScanForVolumeNetApp(1127)/W32.995.(The I/O operation has been aborted because of either a thread exit or an application request. (ERROR_OPERATION_ABORTED.995))-Error in getting changed file:[]}
 
Events at NetApp at the same time (EMS-LOG-FILE.GZ) - I2P lookup failed error:11
 
Mon Jun 19 15:42:35 +0800 [NODE: worker_thread_697: snapdiff.spinnp.aborted:debug]: Encountered unexpected Data ONTAP error while computing differences between Snapshot copies using SnapDiff API. Snapdiff v2 session ID 5159e873-9810-4d18-8a96-b0df34331eed, volume name VOLUME, base Snapshot copy SP_2_2828993_1686672315, base Snapshot copy ID 325, diff Snapshot copy SP_2_2837615_1686845119, diff Snapshot copy ID 329, error message I2P lookup failed error:11 fsid:1143 inode:1318150snap_id:329, file prod/common/snapdiff/api/snapdiff_api.c, line 3717.
Mon Jun 19 15:42:35 +0800 [NODE: sd_spinnp_main: snapdiff.spinnp.aborted:debug]: Encountered unexpected Data ONTAP error while computing differences between Snapshot copies using SnapDiff API. Snapdiff v2 session ID 5159e873-9810-4d18-8a96-b0df34331eed, volume name VOLUME, base Snapshot copy SP_2_2828993_1686672315, base Snapshot copy ID 325, diff Snapshot copy SP_2_2837615_1686845119, diff Snapshot copy ID 329, error message I2P lookup failed, file prod/common/snapdiff/api/snapdiff_api.c, line 5123.

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