[linux-lvm] lvcreate --thin gives "unknown segment type" error
Zdenek Kabelac
zkabelac at redhat.com
Mon Jul 22 12:15:36 UTC 2013
Dne 22.7.2013 07:15, Kumar amit mehta napsal(a):
> Hi,
>
> While trying to create thin provisioned volume, I'm getting "unknown
> segment type" error. Please see the logs below:
>
> # cat /etc/redhat-release
> Red Hat Enterprise Linux Server release 6.4 (Santiago)
>
> # uname -r
> 2.6.32-358.el6.x86_64
>
> # dmsetup targets
> thin-pool v1.5.1
> thin v1.5.1
> multipath v1.5.0
> mirror v1.12.0
> striped v1.5.6
> linear v1.1.0
> error v1.0.1
>
> # lvm version
> LVM version: 2.02.99(2)-git (2012-10-22)
> Library version: 1.02.78-git (2012-10-22)
> Driver version: 4.23.6
>
> # vgs|grep -i testvg
> testvg 2 0 0 wz--n- 3.99g 3.99g
>
> # pvs -o +devices|grep -i testvg
> /dev/vdc testvg lvm2 a-- 2.00g 2.00g
> /dev/vde testvg lvm2 a-- 2.00g 2.00g
>
> # lvcreate -L 1G -T testvg/thinlv1 -vvvv
> #libdm-config.c:908 Setting activation/monitoring to 1
> #lvmcmdline.c:1102 Processing: lvcreate -L 1G -T testvg/thinlv1 -vvvv
> #lvmcmdline.c:1105 O_DIRECT will be used
> #libdm-config.c:844 Setting global/locking_type to 1
> #libdm-config.c:908 Setting global/wait_for_locks to 1
> #locking/locking.c:241 File-based locking selected.
> #libdm-config.c:813 Setting global/locking_dir to /var/lock/lvm
> #libdm-config.c:908 Setting global/prioritise_write_locks to 1
> #unknown/unknown.c:102 Initialised segtype: thin
> WARNING: Unrecognised segment type thin
> #lvcreate.c:746 Unable to create LV with unknown segment type thin. <-
> Run `lvcreate --help' for more informationat am I missing?
>
> What am I missing?
>
configure --with-thin=internal
(and you will likely miss '--enable-udev_sync'
Zdenek
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