[linux-lvm] pvmove ioctl errors

[Steven Schlansker]

Indeed I had the same error.  Nothing I tried worked until I upgraded 
the device mapper tools/libraries and the lvm stuff (not sure which one 
fixed it, but doing both did)

Then it worked like a charm.

Ross Vandegrift wrote:
> Hi everyone,
>
> Judging by the archives, a few others have seen this issue, but I'm
> getting errors when I try to pvmove off a PV to remove it from my VG:
>
> root at turalyon:~# pvmove -v /dev/hda2
>     Wiping cache of LVM-capable devices
>     Finding volume group "vg0"
>     Archiving volume group "vg0" metadata (seqno 16).
>     Creating logical volume pvmove0
>     Moving 33769 extents of logical volume vg0/home
>     Found volume group "vg0"
>     Creating vg0-home
>     Loading vg0-home table
>     Resuming vg0-home (253:0)
>     Updating volume group metadata
>     Creating volume group backup "/etc/lvm/backup/vg0" (seqno 17).
>     Found volume group "vg0"
>     Found volume group "vg0"
>     Suspending vg0-home (253:0)
>     Found volume group "vg0"
>     Creating vg0-pvmove0
>     Loading vg0-pvmove0 table
>   device-mapper: reload ioctl failed: Invalid argument
>   ABORTING: Temporary mirror activation failed.  Run pvmove --abort.
>     Found volume group "vg0"
>     Loading vg0-pvmove0 table
>   device-mapper: reload ioctl failed: Invalid argument
>     Loading vg0-home table
>   device-mapper: reload ioctl failed: Invalid argument
> root at turalyon:~# 
>
>
> I noticed one post that indicated pvmove requires snapshot support,
> which I don't normally use.  Before running this pvmove, I modprobed
> all of the dm-* modules just to make sure.
>
> The box in question is running Ubuntu Edgy Eft on i386.  I've been
> able to recover just fine from this by rebooting, running pvmove
> --abort, and then rebooting again.
>
> Obviously this prevents me from removing the volume though.  Thanks in
> advance for any help!
>
>
>