[Lustre-discuss] help needed.

[Avi Gershon]

HI I could use some help.
I installed lustre on 3 computers
 mdt/mgs :

************************************************************************************8
[root at x-math20 ~]#mkfs.lustre --reformat --fsname spfs --mdt --mgs /dev/hdb

   Permanent disk data:
Target:     spfs-MDTffff
Index:      unassigned
Lustre FS:  spfs
Mount type: ldiskfs
Flags:      0x75
              (MDT MGS needs_index first_time update )
Persistent mount opts: errors=remount-ro,iopen_nopriv,user_xattr
Parameters:

device size = 19092MB
formatting backing filesystem ldiskfs on /dev/hdb
        target name  spfs-MDTffff
        4k blocks     0
        options        -J size=400 -i 4096 -I 512 -q -O dir_index -F
mkfs_cmd = mkfs.ext2 -j -b 4096 -L spfs-MDTffff  -J size=400 -i 4096 -I 512
-q -O dir_index -F /dev/hdb
Writing CONFIGS/mountdata
[root at x-math20 ~]# df
Filesystem           1K-blocks      Used Available Use% Mounted on
/dev/hda1             19228276   4855244  13396284  27% /
none                    127432         0    127432   0% /dev/shm
/dev/hdb              17105436    455152  15672728   3% /mnt/test/mdt
[root at x-math20 ~]# cat /proc/fs/lustre/devices
  0 UP mgs MGS MGS 5
  1 UP mgc MGC132.66.176.211 at tcp 5f5ba729-6412-3843-2229-1310a0b48f71 5
  2 UP mdt MDS MDS_uuid 3
  3 UP lov spfs-mdtlov spfs-mdtlov_UUID 4
  4 UP mds spfs-MDT0000 spfs-MDT0000_UUID 3
[root at x-math20 ~]#
*************************************************************end
mdt******************************8
so you can see that the MGS is up
ond on the ost's I get an error!! plz help...

ost:
**********************************************************************
[root at x-mathr11 ~]# mkfs.lustre --reformat --fsname spfs --ost --mgsnode=
132.66. 176.211 at tcp0 /dev/hdb1

   Permanent disk data:
Target:     spfs-OSTffff
Index:      unassigned
Lustre FS:  spfs
Mount type: ldiskfs
Flags:      0x72
              (OST needs_index first_time update )
Persistent mount opts: errors=remount-ro,extents,mballoc
Parameters: mgsnode=132.66.176.211 at tcp

device size = 19594MB
formatting backing filesystem ldiskfs on /dev/hdb1
        target name  spfs-OSTffff
        4k blocks     0
        options        -J size=400 -i 16384 -I 256 -q -O dir_index -F
mkfs_cmd = mkfs.ext2 -j -b 4096 -L spfs-OSTffff  -J size=400 -i 16384 -I 256
-q -O dir_index -F /dev/hdb1
Writing CONFIGS/mountdata
[root at x-mathr11 ~]# /CONFIGS/mountdata
-bash: /CONFIGS/mountdata: No such file or directory
[root at x-mathr11 ~]# mount -t lustre /dev/hdb1 /mnt/test/ost1
mount.lustre: mount /dev/hdb1 at /mnt/test/ost1 failed: Input/output error
Is the MGS running?
***********************************************end
ost********************************

can any one point out the problem?
thanks Avi.
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