Linux server cannot see the presented lun

c_hockland
c_hockland used Ask the Experts™
on
on my red hat linux 5 server i have a ssigned lun 100

when i do

lsscsi i get

[1:0:8:100]  disk    DELL     MD36xxf          0780  /dev/sdf

when i do

pvcreate /dev/sdf

i get

 pvcreate /dev/sdf
  /dev/sdf: read failed after 0 of 4096 at 0: Input/output error
  /dev/sdf: read failed after 0 of 4096 at 16492674351104: Input/output error
  /dev/sdf: read failed after 0 of 4096 at 16492674408448: Input/output error
  /dev/sdf: read failed after 0 of 4096 at 4096: Input/output error
  Device /dev/sdf not found (or ignored by filtering).

any ideas what i am i missing ?
Comment
Watch Question

Do more with

Expert Office
EXPERT OFFICE® is a registered trademark of EXPERTS EXCHANGE®

Author

Commented:
also

pvdisplay
  /dev/mpath/mpath3: read failed after 0 of 4096 at 16492674351104: Input/output error
  /dev/mpath/mpath3: read failed after 0 of 4096 at 16492674408448: Input/output error
  /dev/mpath/mpath3: read failed after 0 of 4096 at 0: Input/output error
  /dev/mpath/mpath3: read failed after 0 of 4096 at 4096: Input/output error
  /dev/sdf: read failed after 0 of 4096 at 0: Input/output error
  /dev/sdf: read failed after 0 of 4096 at 16492674351104: Input/output error
  /dev/sdf: read failed after 0 of 4096 at 16492674408448: Input/output error
  /dev/sdf: read failed after 0 of 4096 at 4096: Input/output error
  /dev/sdg: read failed after 0 of 4096 at 0: Input/output error
  /dev/sdg: read failed after 0 of 4096 at 16492674351104: Input/output error
  /dev/sdg: read failed after 0 of 4096 at 16492674408448: Input/output error
  /dev/sdg: read failed after 0 of 4096 at 4096: Input/output error
  --- Physical volume ---
  PV Name               /dev/sda2
  VG Name               VolGroup00
  PV Size               135.86 GB / not usable 21.41 MB
  Allocatable           yes
  PE Size (KByte)       32768
  Total PE              4347
  Free PE               1083
  Allocated PE          3264
  PV UUID               PP8pAY-DuHx-b9TV-HfeA-BmKK-SEqV-Ygx0KX
How about
# sfdisk -l /dev/sdf

Do more with

Expert Office
Submit tech questions to Ask the Experts™ at any time to receive solutions, advice, and new ideas from leading industry professionals.

Start 7-Day Free Trial