Re: [dm-devel] Re: domap (0) failure for create/reload map

["Laurent GEHLEN" <list 4 gehlen gmail com>]

Yes I have LVM on the SAN Disk. But everything is on the sdd5. So i don't see by what the sd{a,b,c} could be in use ...

# dmsetup table
san_vg_root-san_lv_home: 0 4096000 linear 8:53 4096384
san_vg_root-san_lv_opt: 0 4096000 linear 8:53 8192384
san_vg_root-san_lv_root: 0 4096000 linear 8:53 384
san_vg_root-san_lv_tmp: 0 4096000 linear 8:53 12288384
san_vg_root-san_lv_usr: 0 4096000 linear 8:53 16384384
san_vg_root-san_lv_var: 0 10240000 linear 8:53 20480384

# ls -l /dev/sd* | grep "$majeur, *$mineur"
brw-r----- 1 root disk 8,  0 May 21 13:22 /dev/sda
brw-r----- 1 root disk 8,  1 May 21 13:22 /dev/sda1
brw-r----- 1 root disk 8,  2 May 21 13:22 /dev/sda2
brw-r----- 1 root disk 8,  3 May 21 13:22 /dev/sda3
brw-r----- 1 root disk 8,  5 May 21 13:22 /dev/sda5
brw-r----- 1 root disk 8, 16 May 21 13:22 /dev/sdb
brw-r----- 1 root disk 8, 17 May 21 13:22 /dev/sdb1
brw-r----- 1 root disk 8, 18 May 21 13:22 /dev/sdb2
brw-r----- 1 root disk 8, 19 May 21 13:22 /dev/sdb3
brw-r----- 1 root disk 8, 21 May 21 13:22 /dev/sdb5
brw-r----- 1 root disk 8, 32 May 21 13:22 /dev/sdc
brw-r----- 1 root disk 8, 33 May 21 13:22 /dev/sdc1
brw-r----- 1 root disk 8, 34 May 21 13:22 /dev/sdc2
brw-r----- 1 root disk 8, 35 May 21 13:22 /dev/sdc3
brw-r----- 1 root disk 8, 37 May 21 13:22 /dev/sdc5
brw-r----- 1 root disk 8, 48 May 21 13:22 /dev/sdd
brw-r----- 1 root disk 8, 49 May 21 13:26 /dev/sdd1
brw-r----- 1 root disk 8, 50 May 21 13:22 /dev/sdd2
brw-r----- 1 root disk 8, 51 May 21 13:22 /dev/sdd3
brw-r----- 1 root disk 8, 53 May 21 13:22 /dev/sdd5

# pvdisplay
  --- Physical volume ---
  PV Name               /dev/sdd5
  VG Name               san_vg_root
  PV Size               149.83 GB / not usable 1.43 MB
  Allocatable           yes
  PE Size (KByte)       4096
  Total PE              38356
  Free PE               34606
  Allocated PE          3750
  PV UUID               i2xhAY-1xyK-cNg0-Sfob-v76b-Kc4e-L4NS7e

2008/6/3 <malahal us ibm com>:

Laurent GEHLEN [list 4 gehlen gmail com] wrote:
>    I've find some more info in my /var/log/syslog:
>        kernel: device-mapper: table: 253:12: multipath: error getting device
>        kernel: device-mapper: ioctl: error adding target to table
>
>    Still no clue ?
>
>    Laurent

Generally that means the devices you are trying to multipath are in use.
See if LVM has taken over them! What does "dmsetup table" tell you?

--Malahal.

--
dm-devel mailing list
dm-devel redhat com
https://www.redhat.com/mailman/listinfo/dm-devel