[linux-lvm] pvmove wont work

Rupert Hair rupert.hair at ntlworld.com
Sat Aug 28 21:34:25 UTC 2004

Quoting Andreas Dahlgren <andreas.dahlgren at home.se>:

> Just upgraded to and got much less errors but pvmove still wont
> work.
> # pvmove -t /dev/hdc
>   Test mode: Metadata will NOT be updated.
>   mirror: Required device-mapper target(s) not detected in your kernel
> anyone knows why this wont work?
Hi Andreas,

I think I posted exactly the same quiestion to the list some time ago.  The
answer is that you need the Device Mapper Mirror Target compiled into (or as a
module in) your kernel.  You will need to get the "unstable" patches from the
following URL:


Feel free to mail me if you need any more info on this.


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