[dm-devel] Unable to use multipath with LVM2

[Lars Marowsky-Bree]

On 2005-05-03T14:49:03, Magni Fabrizio <Fabrizio.Magni at rasnet.it> wrote:

> > Either the /dev/disk/by-*/ files, or /dev/dm-*; either will do. It's
> > just important that it only uses those paths and doesn't use the raw
> > disks (/dev/sdX).
> 
> /dev/disk/by-*/ can be scanned but they don't work properly on top of
> multipath since they are linked directly to the "basic devices"
> /dev/sd*.

In SP2 and onwards, /dev/disk/by-name/ are symlinks to /dev/dm-* named
after the mappings.

> I really don't understand why /dev/dm-* cannot be scanned properly by
> the LVM2...

Well, it seems to work for me; but I only tried it on SP2 betas.


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