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To: gentoo-dev@g.o
From: Michał Górny <mgorny@g.o>
Subject: Re: Six month major project on Gentoo
Date: Thu, 22 Dec 2011 16:55:18 +0100
On Thu, 22 Dec 2011 12:11:32 +0100
Francesco Riosa <vivo75@...> wrote:

> > I tried messing around with this with Amazon EC2.  The problem was
> > that due to latency I only really saw the benefit for VERY high
> > levels of parallelization (think -j25+)..  However, make isn't
> > actually "distcc-aware" so it just runs 25 jobs of anything in
> > parallel.  So, anytime a makefile launched a ton of java or python
> > jobs the host ground to a halt as it wasn't distributed and it was
> > way more than the host could handle (especially java - which
> > swapped like there was no tomorrow).
> 
> Just wanted to point out that (if there is enough memory) recent
> kernels manage much better parallelism, even excess of it, once
> reached the maximum load augmenting threads only bring minimal loss of
> "real" time.

Does that include handling complete lack of memory and heavy swapping?

-- 
Best regards,
Michał Górny
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Re: Six month major project on Gentoo
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Six month major project on Gentoo
-- Gaurav Saxena
Re: Six month major project on Gentoo
-- Donnie Berkholz
Re: Six month major project on Gentoo
-- Rich Freeman
Re: Six month major project on Gentoo
-- Francesco Riosa
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