[linux-lvm] Multipath / LVM2
bluca at comedia.it
Tue Mar 16 18:06:19 UTC 2010
On Tue, Mar 16, 2010 at 05:40:20PM +0100, blub at trans.am wrote:
>I have troubles to get multipathing working on gentoo. I have an identical
>setup working on a debian box.
>The problem is that LVM does not detect labels on the multipath device
>node; instead it does try to use a physical path (eg /dev/sda1)
>the device nodes /dev/dm-X are not automaticaly created like they get on
>debian, I did run dmsetup mknodes which did not create /dev/dm-X nodes, so
>i created /dev/dm-0 with the minor/major of the corresponding /dev/mapper/
>node. I don't know if this is a problem.
>anyway, I've pasted alot of output to http://pastebin.com/wheL4nyE
change the preferred_names in /etc/lvm.conf to reference /dev/mapper
entries before /dev/sd
preferred_names = [ "^/dev/mapper/" ]
Luca Berra -- bluca at comedia.it
Communication Media & Services S.r.l.
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