From: Ed Tomlinson <edt@aei.ca>
To: Ingo Molnar <mingo@elte.hu>
Cc: linux-kernel@vger.kernel.org,
Linus Torvalds <torvalds@linux-foundation.org>,
Andrew Morton <akpm@linux-foundation.org>,
Mike Galbraith <efault@gmx.de>,
Arjan van de Ven <arjan@infradead.org>,
Thomas Gleixner <tglx@linutronix.de>,
Dmitry Adamushko <dmitry.adamushko@gmail.com>,
Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com>
Subject: Re: [patch] CFS scheduler, -v19
Date: Mon, 16 Jul 2007 11:10:08 +0000 [thread overview]
Message-ID: <200707160710.09854.edt@aei.ca> (raw)
In-Reply-To: <20070716091737.GB5964@elte.hu>
On Monday 16 July 2007 05:17, Ingo Molnar wrote:
>
> * Ed Tomlinson <edt@aei.ca> wrote:
>
> > I run a java application at nice 15. Its been a background
> > application here for as long as SD and CFS have been around. If I
> > have a compile running at nice 0, with v19 java gets so little cpu
> > that the the wrapper that runs to monitor it is timing out waiting for
> > it to start. This is new in v19 - something in v19 is not meshing
> > well with my mix of applications...
>
> how much longer did the startup of the java app get relative to say v18?
>
> to debug this, could you check whether this problem goes away if you use
> nice 10 (or nice 5) instead of nice 15?
Ingo,
It may take a day to two before I get to test this. I have had to revert to 2.6.21 -
it seems that 22 triggers a stall here (21 also can trigger this but its harder)...
Thanks
Ed
next prev parent reply other threads:[~2007-07-16 11:10 UTC|newest]
Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-06 17:33 [patch] CFS scheduler, -v19 Ingo Molnar
2007-07-08 17:46 ` Willy Tarreau
2007-07-09 22:39 ` Ingo Molnar
2007-07-17 21:44 ` Willy Tarreau
2007-07-10 8:08 ` Mike Galbraith
2007-07-11 17:26 ` Bill Davidsen
2007-07-11 20:55 ` Ingo Molnar
2007-07-12 12:41 ` Bill Davidsen
2007-07-13 21:19 ` Bill Davidsen
2007-07-16 21:34 ` Chuck Ebbert
2007-07-16 21:55 ` Ingo Molnar
2007-07-17 4:22 ` Bill Davidsen
2007-07-17 5:01 ` Ian Kent
2007-07-17 7:45 ` Ingo Molnar
2007-07-17 11:17 ` Ian Kent
2007-07-17 17:16 ` Ingo Molnar
2007-07-18 1:24 ` Bill Davidsen
2007-07-18 6:19 ` Ian Kent
2007-07-17 16:30 ` Chuck Ebbert
2007-07-17 21:16 ` David Schwartz
2007-07-18 5:59 ` Ian Kent
2007-07-18 7:54 ` Ingo Molnar
2007-07-18 13:50 ` Bill Davidsen
2007-07-18 17:23 ` Linus Torvalds
2007-07-18 16:03 ` Linus Torvalds
2007-07-18 17:31 ` Ian Kent
2007-07-18 21:37 ` Bill Davidsen
2007-07-19 8:53 ` Ingo Molnar
2007-07-19 14:32 ` Ingo Molnar
2007-07-19 17:06 ` Bill Davidsen
2007-07-19 17:10 ` Ingo Molnar
2007-07-19 17:17 ` Ingo Molnar
2007-07-19 17:26 ` Bill Davidsen
2007-07-19 17:42 ` Ingo Molnar
2007-07-20 2:32 ` Bill Davidsen
2007-07-19 8:16 ` Ingo Molnar
2007-07-14 11:34 ` Markus
2007-07-14 15:11 ` Markus
2007-07-16 9:41 ` Ingo Molnar
2007-07-16 17:59 ` Markus
2007-07-17 7:37 ` Ingo Molnar
2007-07-17 13:06 ` Markus
2007-07-17 17:06 ` Ingo Molnar
2007-07-17 17:13 ` Ingo Molnar
2007-07-17 19:42 ` Markus
2007-07-17 20:09 ` Ingo Molnar
2007-07-17 20:37 ` Linus Torvalds
2007-07-17 20:43 ` Ingo Molnar
2007-07-17 22:03 ` Markus
2007-07-20 22:26 ` Markus
2007-07-22 11:59 ` konqueror suddenly vanishing, "konqueror: Fatal IO error: client killed" Ingo Molnar
2007-07-22 14:26 ` Markus
2007-08-09 17:34 ` [patch] CFS scheduler, -v19 Markus
2007-08-10 7:46 ` Ingo Molnar
2007-08-14 17:15 ` Markus
2007-10-17 0:02 ` Markus
2007-07-14 17:19 ` Ed Tomlinson
2007-07-15 5:25 ` Mike Galbraith
2007-07-15 12:53 ` Markus
2007-07-15 19:46 ` Mike Galbraith
2007-07-15 21:11 ` Markus
2007-07-16 6:42 ` Mike Galbraith
2007-07-16 8:00 ` Ingo Molnar
2007-07-16 9:17 ` Ingo Molnar
2007-07-16 11:10 ` Ed Tomlinson [this message]
-- strict thread matches above, loose matches on Subject: below --
2007-07-08 20:51 Al Boldi
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