Subject: Re: i386 MP performance (generic.mp and generic almost same)
To: Greg Troxel <email@example.com>
From: Gary Thorpe <firstname.lastname@example.org>
Date: 11/12/2007 13:50:31
--- Greg Troxel <email@example.com> wrote:
> David Laight <firstname.lastname@example.org> writes:
> > On Sun, Nov 11, 2007 at 04:45:56PM -0500, Greg Troxel wrote:
> >> Bernd Ernesti <email@example.com> writes:
> >> That's all true, but I've been running with MAKE_JOBS = 2, 3 or 4
> for a
> >> long time. This just passes e.g. -j3 to the make invocation to
> >> the package. I have run into packages that fail, and have marked
> >> MAKE_JOBS_SAFE=no, and others have done that too. ...
> >> Actually fixing the packages that aren't "-jN safe" is a lot of
> work, of
> >> course, and those fixes really should be done upstream.
> > Trouble is, one sucessful build doesn't actually mean the package
> > always safely build with -j4.
> Absolutely - but usually they fail at least 1/3 and I've rebuilt my
> of packages enough times that I think almost all the unsafe ones in
> set are now tagged as MAKE_JOBS_SAFE=no.
I was just curios: while -jN may not work to build one package, is it
still possible to build N different packages in parallel with pkgsrc?
[What does that other LOCK variable do?]
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