On Mon, Feb 27, 2006 at 05:12:23PM +0100, Eugen Leitl wrote:
> On Mon, Feb 27, 2006 at 09:50:01AM -0600, Corey Wright wrote:
>
> > vserver test101 build -m debootstrap --hostname t101.foo.org --context 101
> > --interface hansi=dummy0:192.168.0.101/16 -- -d sarge -m
> > http://bach.hpc2n.umu.se/debian-amd64/debian
> >
> > if that doesn't work, i'd attribute the problem to the util-vserver version
> > (as 0.30.209 works for me).
>
> vserver v16 build --force -n v16 --hostname v16.ativel.com --context 101 --interface eth0:192.168.0.16/24 -m debootstrap -- -d sarge -m http://amd64.debian.net/debian-amd64/
>
> did work for me, thanks Corey.
>
> What does --context 101 do, actually?
set a proper static context id (101) for that guest
all guests must have one, and it should better
be unique on a host (range 2-49151 for now) ...
HTH,
Herbert
> > > I'm still not sure whether I should stick with an unsupported AMD64 Sarge
> > > or go with a vanilla i386 Sarge (the machine only has 4 GBytes) -- i.e.
> > > will it hurt performance badly? 2 GByte/process limit won't bite, will
> > > absence of twice as many registers in AMD64 mode? But gcc-3.3/gcc-3.4
> > > doesn't support AMD64 all that well anyway, right?
> >
> > i don't personally have benchmark numbers (have yet to install a i386
> > guest), but the performance reported by others (due to the extra registers)
> > is the entire reason i purchased amd64 hardware, waiting until debian had a
>
> Subjectively, it is a pretty speedy machine -- even though it's only a 2.0 GHz
> single-core Opteron 146. One of my old Athlon machines died in the rack, so if it's
> the motherboard I'm considering fixing it up with an Athlon 64 board.
>
> > stable/"sarge" amd64 release. you might be able to get a comparable
> > speed-up on amd64 with a 32-bit kernel and/or user-land by recompiling all
> > packages with a more specific -mtune (ie 32-bit instruction set but
> > including scheduling, MMX, SSE, SSE2 support) than debian's i386 packages
> > (ie -mtune=i486), but i'll leave that trouble to gentoo users. ;-)
>
> I am considering recompiling a few packages, once gcc-4.x.x is available
> for Sarge. But for time being, I'd be glad just having a stable running system.
>
> --
> Eugen* Leitl leitl http://leitl.org
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Received on Mon Feb 27 17:12:52 2006