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Host-side SCSI Timeouts when using iSCSI

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Category:
ontap-9
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san
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Applies to

  • ONTAP 9 
  • Data ONTAP 8 7-Mode 
  • SAN 
  • FlexPod 

Issue

Why is the storage system generating iSCSI LUN Reset/Target Warm Reset/New session messages?

  • Error message:

[iscsi.notice:notice]: ISCSI: iswta, LUN Reset (from initiator iqn.1991-05.com.microsoft:exch), aborting all SCSI commands on lun 0

  • Windows System Event Log error message:

iScsiPrt Information None 34 N/A SOUTHPOINT
A connection to the target was lost, but Initiator successfully reconnected to the target. Dump data contains the target name.

  • Windows System Event Log error message:

iScsiPrt Error None 9 N/A SOUTHPOINT
Target did not respond in time for a SCSI request. The CDB is given in the dump data.

  • Windows System Event Log error message:

iScsiPrt Error None 39 N/A SOUTHPOINT
Initiator sent a task management command to reset the target.
The target name is given in the dump data.

 

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