Re: How to obtain UUID of drives (squeeze udev lacks vol_id)

[Ron Johnson <ron.l.johnson@cox.net>]

On 2010-03-21 07:03, Arthur Marsh wrote:
> Constantine wrote, on 05/03/10 23:24:
> > blkid
> >
> > On Fri, Mar 5, 2010 at 3:31 PM, Osamu Aoki <osamu@debian.org> wrote:
> >
> > > Hi,
> > >
> > > Recent udev packges in squeeze/sid lack vol_id command since 22 Aug 2009
> > > (146-1).  What is the best way to obtain UUID of partition?
> > >
> > > I could read it like ...
> > >
> > > $ ls -l /dev/disk/by-uuid|grep sda4
> > >
> > > Is this the best way?  Any thoughts ?
> > >
> > > Osamu
>
> http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=565124
>
> man -k uuid
>
> will *not* find the blkid man page )-:.
>
> Also, how does one set the UUID of a currently in use swap partition 
> (such as one created before the mkswap command added a UUID by default) 
> *without* re-running mkswap?

*You* should not need to set the UUID.  It should just magically be 
there.

$ /sbin/blkid -t TYPE=swap
/dev/sdb1: TYPE="swap" LABEL="swap1" \
                         UUID="c69f59ff-b928-4232-b44c-8da0f12c52db"


Or did my (regularly updated Sid) system "get what it needed" before 
Aug-2009?

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