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Date:      Mon, 22 Oct 2007 02:25:58 +0800
From:      Eugene Grosbein <eugen@kuzbass.ru>
To:        Yi Wang <wangyi6854@gmail.com>
Cc:        freebsd-stable@freebsd.org
Subject:   Re: X11 extremely slow while compiling other things
Message-ID:  <20071021182558.GA32192@svzserv.kemerovo.su>
In-Reply-To: <5ea5cca50710202007p6081f44dyc4ca92a8917cdacf@mail.gmail.com>
References:  <5ea5cca50710202007p6081f44dyc4ca92a8917cdacf@mail.gmail.com>

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On Sun, Oct 21, 2007 at 11:07:34AM +0800, Yi Wang wrote:

> My box is running 7.0-PREREALEASE.
> 
> When I run more than two building tasks, X11 became extremely slow.
> The mouse pointer can also hardly move.
> 
> Running more than two building tasks under 6-stable does not introduce
> the issues.
> 
> Does any one know how to solve it?

Yes. There is definitely something wrong with SCHED_4BSD
in RELENG_7 comparing with the same for RELENG_6
(same hardware, same settings for kernel/world).

Eugene Grosbein



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