SUMMARY: Stale paths

From: Joe Evans (joe.evans@kcl.ac.uk)
Date: Thu Feb 19 2004 - 11:11:35 EST


Thanks for the help. Lots of good advice.

It seams that the command I need is

hwmgr -show scsi -full

This does indeed show a number of stale paths.

also the multiple paths are a by product of the redundancy.

Original question *********************************************

Hi There,

My question is looking at the information below, do I have stale paths?

It seams that everything on bus 2 also appears on Bus 3 and 4. Is this a
side effect of the redundancy? The disks are on dual hsg80 and connected by
two fibre channel cards too the server.

The server is TRu64 5.1

Does anyone have any thoughts or advice?

AdminD:# hwmgr -show scsi -bus 2

        SCSI DEVICE DEVICE DRIVER NUM DEVICE FIRST
 HWID: DEVICEID HOSTNAME TYPE SUBTYPE OWNER PATH FILE VALID PATH
-------------------------------------------------------------------------
    0: 33 admind processor none 0 1 (null)
   95: 22 admind disk none 2 6 dsk15 [2/0/1]
   96: 24 admind disk none 2 6 dsk17 [2/0/3]
   97: 25 admind disk none 2 6 dsk16 [2/0/2]
  104: 21 admind raid none 0 6 scp1 [2/0/0]
  109: 35 admind disk none 2 6 dsk24 [2/0/4]

AdminD:# hwmgr -show scsi -bus 3

        SCSI DEVICE DEVICE DRIVER NUM DEVICE FIRST
 HWID: DEVICEID HOSTNAME TYPE SUBTYPE OWNER PATH FILE VALID PATH
-------------------------------------------------------------------------
   95: 22 admind disk none 2 6 dsk15 [2/0/1]
   96: 24 admind disk none 2 6 dsk17 [2/0/3]
   97: 25 admind disk none 2 6 dsk16 [2/0/2]
  104: 21 admind raid none 0 6 scp1 [2/0/0]
  109: 35 admind disk none 2 6 dsk24 [2/0/4]

AdminD:# hwmgr -show scsi -bus 4

        SCSI DEVICE DEVICE DRIVER NUM DEVICE FIRST
 HWID: DEVICEID HOSTNAME TYPE SUBTYPE OWNER PATH FILE VALID PATH
-------------------------------------------------------------------------
    0: 32 admind processor none 0 1 (null)
    0: 34 admind processor none 0 1 (null)
   95: 22 admind disk none 2 6 dsk15 [2/0/1]
   96: 24 admind disk none 2 6 dsk17 [2/0/3]
   97: 25 admind disk none 2 6 dsk16 [2/0/2]
  104: 21 admind raid none 0 6 scp1 [2/0/0]
  109: 35 admind disk none 2 6 dsk24 [2/0/4]
  112: 0 admind changer none 0 1 mc1 [4/0/0]
  113: 1 admind tape none 0 1 tape1 [4/4/0]

AdminD:# hwmgr -show scsi -bus 5

        SCSI DEVICE DEVICE DRIVER NUM DEVICE FIRST
 HWID: DEVICEID HOSTNAME TYPE SUBTYPE OWNER PATH FILE VALID PATH
-------------------------------------------------------------------------
  110: 36 admind cdrom none 0 1 cdrom2 [5/0/0]

AdminD:# hwmgr -show scsi

        SCSI DEVICE DEVICE DRIVER NUM DEVICE FIRST
 HWID: DEVICEID HOSTNAME TYPE SUBTYPE OWNER PATH FILE VALID PATH
-------------------------------------------------------------------------
    0: 32 admind processor none 0 1 (null)
    0: 33 admind processor none 0 1 (null)
    0: 34 admind processor none 0 1 (null)
   95: 22 admind disk none 2 6 dsk15 [2/0/1]
   96: 24 admind disk none 2 6 dsk17 [2/0/3]
   97: 25 admind disk none 2 6 dsk16 [2/0/2]
  104: 21 admind raid none 0 6 scp1 [2/0/0]
  109: 35 admind disk none 2 6 dsk24 [2/0/4]
  110: 36 admind cdrom none 0 1 cdrom2 [5/0/0]
  112: 0 admind changer none 0 1 mc1 [4/0/0]
  113: 1 admind tape none 0 1 tape1 [4/4/0]



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