Re: [gentoo-user] Systemd and lvm

[Robin Atwood]

On Friday 04 Jan 2013, Canek Peláez Valdés wrote:
> On Fri, Jan 4, 2013 at 10:11 AM, Robin Atwood
>
> <robin.atwood@×××××××××.net> wrote:
> > Having observed all the ranting, I thought I would try systemd on a
> > laptop. It actually seems to work quite well and it is a lot faster.
> > However I am having trouble getting my LVM partitions mounted. I
> > installed the LVM service unit from the Gentoo Wiki but it never
> > completes, timing-out on a job that mounts /var. The VG is actually
> > created by an initramfs and when systemd dumps you out to the emergency
> > shell you can use lvs to see the volumes, /dev/mapper has all the
> > correct devices and "dmsetup ls" shows the LVs. In fact, everything
> > appears as it should, the partitions just don't get mounted. I
> > circumvented this by putting "mount -a" in the lvm.service unit, which
> > then completes and the mount jobs time-out. Everything seems to be OK
> > but it is a bit of a kludge. One thing I notice is:
> >
> >
> >
> > # udevadm info -p /dev/mapper/vg00-rootfs -q all
> >
> > syspath not found
> >
> >
> >
> > Udev seems not to know about the LVs. Any ideas?
>
> How did you create your initramfs? Have you tried dracut, with
> DRACUT_MODULES="lvm"?
>
> Regards.

I always use genkernel with LVM=YES in genkernel.conf. There is a thread about 
the udev issue at http://forums.gentoo.org/viewtopic-p-6837888.html . I tried 
the suggested work-around but it made no difference, I must still use "mount -
a".

-Robin
-- 
----------------------------------------------------------------------
Robin Atwood.

"Ship me somewheres east of Suez, where the best is like the worst,
 Where there ain't no Ten Commandments an' a man can raise a thirst"
         from "Mandalay" by Rudyard Kipling
----------------------------------------------------------------------