Re: pbulk on slower architectures

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

On Sat, Sep 13, 2014 at 09:40:40PM +0000, David Holland wrote:
> On Sat, Sep 13, 2014 at 01:24:15AM +0000, John Klos wrote:
>  > Is there a good / best practice way to do an initialization of pbulk on a
>  > fast machine, then move that work to a slower machine?
>  > 
>  > An older machine, which is fast for a slower architecture (60 MHz m68060)
>  > was started nearly a week ago, but has only gotten through 1600 out of
>  > 12217 packages...
> 
> I don't think you can, one of the reasons being that the results may
> (will, in general) change when you switch architectures.
> 
> Ultimately we really need to make bmake run faster. Unfortunately,
> it's a heck of a lot of work...


FWIW, I noticed that pbulk scan became much slower beteen netbsd-5 and -6.
I don't have statistics, but watching the bulk runs for official
builds is enough to notice it (the scan phase is reliably much
faster on -5 than on -6, and I noticed this on i386, amd64 and sparc).

-- 
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
     NetBSD: 26 ans d'experience feront toujours la difference
--