Disk not seen on all paths
Applies to
Issue
- A disk is not seen on all paths
- Checking storage disk show -diskname we see only 2 paths instead of 4 paths:Cluster::> storage disk show -disk x.x.xx
 Paths:
 LUN Initiator Side Target Side Link
 Controller Initiator ID Switch Port Switch Port Acc Use Target Port TPGN Speed I/O KB/s IOPS
 ------------------ --------- ----- -------------------- -------------------- --- --- ----------------------- ------ ------- ------------ ------------
 Node-01 3d 0 N/A N/A AO INU XXXXXXXXXXXXXXXX 16 12 Gb/S 0 0
 Node-02 3a 0 N/A N/A AO INU XXXXXXXXXXXXXXXX 16 12 Gb/S 0 0
 
 Errors:
 -
- 
    Also the system is reporting mixed path instead of multipath in the output sysconfig -a:System Storage Configuration: Mixed-Path HA
 
- Disk is only seen on one path for each node in sysconfig -a
slot 3: SAS Host Adapter 3a
02.21: NETAPP   X377_SCBPE10TA07 NA01 9324.2GB 520B/sect (xxxxxxxx)
02.23: NETAPP   X377_SCBPE10TA07 NA01 9324.2GB 520B/sect (xxxxxxxx)
slot 3: SAS Host Adapter 3d
02.21: NETAPP   X377_SCBPE10TA07 NA01 9324.2GB 520B/sect (xxxxxxxx)
02.22: NETAPP   X377_SCBPE10TA07 NA01 9324.2GB 520B/sect (xxxxxxxx)
02.23: NETAPP   X377_SCBPE10TA07 NA01 9324.2GB 520B/sect (xxxxxxxx)
- Reseat of the affected disk does not resolve
- Reseat of the cables attached to the shelf one by one does not resolve
