Re: [TEST] make -j patch

From: M. Warner Losh <imp_at_bsdimp.com>
Date: Tue, 16 Nov 2004 16:26:15 -0700 (MST)
In message: <419A654D.6060200_at_freebsd.org>
            Scott Long <scottl_at_freebsd.org> writes:
: Doug White wrote:
: > On Thu, 11 Nov 2004, Poul-Henning Kamp wrote:
: > 
: > 
: >>This patch makes the '-j' argument to make(1) become a global limit
: >>on number of jobs launched for all submakes in the build.
: >>
: >>Today a "make -j 12" may start many more than 12 jobs because each
: >>submake interprets the 12 without reference to other makes.
: > 
: > 
: > Ah, this is the thing I've noticed with the rescue build where it create
: > -j^2 jobs. :)
: > 
: 
: And people like Warner thought I was a raving lunatic when I reported
: this a year ago.  Oh wait, they think I'm a raving lunatic anyways.  But
: at least I'm vindicated on this one =-)

I thought you were crazy when you said that there were duplicated jobs
being created.  I've know that I've seen j^depth behavior for a long
time...

Warner
Received on Tue Nov 16 2004 - 22:27:08 UTC

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