Re: [gentoo-user] Binary package cruncher?

[Peter Humphrey <peter@humphrey.ukfsn.org>]

On Sunday 16 November 2008 10:05:53 Alan McKinnon wrote:
> On Saturday 15 November 2008 19:40:50 Simon wrote:
> >    This is not super efficient, but the way I've thought it, should be
> > simple to do... a simple gentoo hack so to speak.  However, I'm
> > wondering if anybody has suggestion for better ways to do this and if
> > you could give me pointers to such projects.  Also keep in mind that I
> > really really want to update ALL my PCs with a single `emerge -uDN
> > world` on the host, then copy new pkgs (using rsync or other) to the
> > PCs and do an `emerge -k -uDN world` on them.  Nothing more.  (So
> > unless your suggestion is simpler than my current (fully installed)
> > setup, please tell me!)
>
> I would build all that stuff in a chroot. The logic is that the your
> buildhost system is not quite the same thing as the machine hosting the
> buildhost.
>
> One thing you cannot get away from is that to build say X for your slow
> hardware, it has to be done on a machine that has all X's build
> dependencies fully installed and working. You might not want that on your
> production server. Some fancy tricks with bind-mounts into the chroot
> would let you share common stuff. Or, you could simply buy a bit more
> storage if you are running out. It's cheap enough and if you've gone to
> this much trouble already, some more storage would be minor

Another possibility is to use distcc. I haven't used it recently, but an 
earlier version seemed ok.

-- 
Rgds
Peter