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Re: [dm-devel] RHEL 6: Missing /dev/mpath directory



On Sat, May 07 2011 at  5:54am -0400,
Gianluca Cecchi <gianluca cecchi gmail com> wrote:

> On Fri, May 6, 2011 at 7:47 PM, Mike Snitzer <snitzer redhat com> wrote:
> 
> >> In my host I am seeing the devices only as /dev/dm-n and /dev/mapper/mpathx
> 
> >
> > Seems we need to update the RHEL6 docs you referenced.
> >
> > /dev/mpath/ namespace is no longer maintained (afaik it was a "feature"
> > of a udev rule.  But I could be mistaken.  Ben and/or others could
> > correct me if I'm wrong).
> >
> > /dev/mapper/mpath* was always the preferred method of access (even when
> > /dev/mpath/* did exist) -- reason is it was always available regardless
> > of udev.
> >
> 
> Am I correct to say that /dev/dm-* should be used only internally by
> device-mapper and not referred to by user programs?
> At least I remember I read something similar...

Yes, that is correct.


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