On Fri, 2009-10-09 at 00:15 +0200, j.Lucas wrote:
> I apologize if this is a simple question but I have tried in every
> place I can google to resolve this before posting this. The problem I
> have (and hoping someone will help resolve) is:
>
> Setting up a MPIO SAS configuration it is important to me that I have
> multiple paths to a partition on each drive.. each drive has two
> partitions, but only one is of interest. So we normal have eg sdb,
> sdb1 and sdb2. However we only want to MPIO to sdb1.
>
> Manually this would maybe seem easy, but there is likely to be many
> many drives and hot-plugged in and out etc… so it seems sensible to
> use the option of black listing and exclusions from black lists so
> that DM only addresses sdx1….. but this is where my problems start and
> my hair fails out.
>
> I have tried reading everything I can find on this, and tried all
> options I can think of… but I cannot get it work like this. In fact I
> cannot seem to get it to by default see any of the partitions (without
> having to manually run something).
>
> I have even tried to blacklist ALL sd[a-z] (which seems to work) but
> exclude i.e. sdb1 which doesn’t seem to work.
>
> I really would appreciate any advice as I am sure that to someone who
> has the experience here will probably be able to resolve this in a
> couple of lines as opposed to my couple of years!
>
> Thank you
>
> --
> Lucas