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Troubleshooting NDMP backup to tape reservation conflict

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Applies to

  • ONTAP 9
  • Network Data Management Protocol (NDMP)
  • Tape

Issue

  • NDMP Backup to tape fails randomly
  • An error reported on Backup.GZ for the resource:

dmp Wed Jun 10 14:57:30 CEST 202 /<vserver>/CIFS/Users(1) Log_msg (DIRNET send work, failed to add to the queue, error=3.

  • Tape reservation conflict reports on EMS-LOG-FILE.GZ:

Wed Jun 10 14:57:30 CEST [<node>: slifc_intrd: tape.cmd.scsiErrNullSense:error]: Tape device <node>:15.126 reports reservation conflict status on command opcode 0xa. No sense bytes accompany the status

 

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