Bug#614353: multipath-tools-boot: upgrade to squeeze breaks machines with root on iscsi

Guido Günther agx at sigxcpu.org
Tue Feb 22 22:27:32 UTC 2011

On Tue, Feb 22, 2011 at 06:28:30PM +0530, Ritesh Raj Sarraf wrote:
> I have taken up the multipath-tools maintenance very recently. I can't
> really comment on what was in Lenny. But I can talk on multipath best
> practices.
> In multipath, you can disable "user_friendly_names", which will then
> give you access to the unique lun serial id based device names. The
> user_friendly_names was a [mis]feature IMO.
> So in simple, you can get the same guarantee with multipath also.

Yes, using /dev/mapper/mpath* in d-i is a bandaid. Using persistent
names would be a great improvement for squeeze+1.
 -- Guido

> >> /dev/mapper/* is the recommended way of using any Device Mapper
> >> solution. Be it linear, crypt, multipath, snapshot or anything else.
> > 
> > I do not agree. All my debian systems (laptops with crypt, servers with
> > raid/lvm) boot with /dev/disk/by-uuid root devices. As far as I am
> > informed, this is also the debian default (when using grub).
> > 
> by-uuid does not take care of block devices with no file systems.
> -- 
> Ritesh Raj Sarraf | http://people.debian.org/~rrs
> Debian - The Universal Operating System

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