Re: Some thoughts on the ARM build daemons
On Sat, Jun 02, 2007 at 03:37:57PM +0200, Aurelien Jarno wrote:
> >>>>> - tofee: up, building packages, sometimes stable-security.
> >>>>>
> >>>>> I think it is time to changes things. Our faster build daemons have a
> >>>>> 233MHz CPU with 256MB of RAM, while there are way faster ARM CPU today.
> >>>> How much faster is the fastest available ARM CPU compared to toffee?
> >>> As in, the fastest ARM CPU that exists in the world? As far as
> >>> I know, that would be the 1.2 GHz Intel IOP342 (dual core.)
> >> Are these publicly available and affordable?
> >
> > I think dev boards for the IOP342 are around $1600 if you buy them
> > from Intel (will have to double-check that.) I have an 800MHz
> > version that I originally got for kernel work, and I think Martin
> > Michlmayr has an 800MHz version as well.
> >
> > A 600MHz IOP80219 board (in the form of the Thecus n2100) is about
> > $270 (USD) on newegg.com with 128M RAM (regular DDR DIMM socket,
> > upgradable up to 512M) and no disk (takes two SATA disks.) The
> > machine that Bill Gatliff made available is of this type.
> >
> >
> >> If so, let's replace the existing seven buildds with two IOP342;
> >> it'll reduce the administrative overhead for DSA/buildd admins
> >
> > Is the number of build machines the current problem, though?
> >
> > If you never fix machines when they break, having 7 machines is better
> > than having 2 machines, because if you lose 1 out of 2 machines you lose
> > half of your build capacity, whereas if you lose 1 out of 7 machines,
> > it's not a really big deal.
>
> FYI, we currently have lost 4 out of 7 machines...
Right. So if we'd had 2 fast machines to begin with, we would have
had zero now?
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