Re: [gentoo-user] /usr and /home to another partition

["Hemmann, Volker Armin" <volker.armin.hemmann@tu-clausthal.de>]

On Friday 07 October 2005 03:52, Matthias Langer wrote:
> Joe Menola wrote:
> >On Thursday October 6 2005 7:49 pm, Matthias Langer wrote:
> >>I want to move the /usr and /home directories to another partition,
> >>because I'm thinking of buying a new HD. It would be great if both
> >>directories were on the same partition, as splitting drives never seemed
> >>very appealing to me. As far as I know, one possibility would be to
> >>[with the boot-cd]
> >>
> >># mv /usr /mnt/newHD/
> >># mv /home /mnt/newHD/
> >># ln -s /mnt/newHD/usr usr
> >># ln -s /mnt/newHD/home home
> >>
> >>However, I'm not sure if this is the suggested method of doing so and to
> >>be honest, I'm not completley sure if this would even work.
> >>
> >>Any comments or suggestions ?
> >
> >In theory I suppose that would work. Myself, I would copy the contents
> >to /mnt/newHD/ then rename the original directories and create the links.
> > The renamed directories can be deleted after you've verified positive
> > results. And if it all craps out, the originals can simply be renamed
> > back to /usr and /home.
> >You should consider creating separate partitions for these though. At some
> >point you may wish to blow out the install but retain your /home. Separate
> >partitions makes this much easier. And also opens the possibility of
> > sharing your /home with multiple installs.
> >
> >HTH -jm
>
> Well, maybe you are right and creating a /usr and a /home partition is
> the better choice. As I want to buy a 250GB drive, I'm thinking of 20G
> for /usr and 230GB for home, while still 16GB remain for /opt, /root,
> /bin .... .
> Now another genooist pointed out that  it would be wiser to use rsync or
> tar instead of just
> # cp - r /usr /mnt/newHd_part_usr/
> So, should I enter
> # rsync -r /usr /mnt/newHd_part_usr/
> or are there some options I should activate to make sure I get what I want
> ?

if you want to use copy, I would prefer cp -a ;)

hm, go to the suse site - they have a step-by-step example to move whole 
directory-trees from one partition to another.. or had it some yoears ago.
They used tar, for some reasons they mentioned and I forgot ;)
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