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From: Andrea Arcangeli <andrea@suse.de>
To: jogi@planetzork.ping.de
Cc: linux-kernel@vger.kernel.org
Subject: Re: 2.4.10-pre11: alsaplayer skiping during kernel build (-pre10 did not)
Date: Tue, 18 Sep 2001 17:25:00 +0200	[thread overview]
Message-ID: <20010918172500.F19092@athlon.random> (raw)
In-Reply-To: <20010918171416.A6540@planetzork.spacenet>
In-Reply-To: <20010918171416.A6540@planetzork.spacenet>; from jogi@planetzork.ping.de on Tue, Sep 18, 2001 at 05:14:16PM +0200

On Tue, Sep 18, 2001 at 05:14:16PM +0200, jogi@planetzork.ping.de wrote:
> Hello Andrea,
> 
> I gave your new vm a try and I have to report a problem. System is an
> Athlon 1200 with 256MB memory. Workload:
> 
> 1. top refreshing every second reniced to -10
> 2. alsaplayer -n -q -r *.wav
> 3. make -j4 bzImage modules
> 
> The problem is that with 2.4.10-pre11 alsaplayer is skiping very much.
> Almost every ten seconds and then the break seems to be relatevily long
> (like >1s). With 2.4.10-pre10 I noticed alsaplayer skiping once or twice

the skips shouldn't really be realated to vm changes, if something to
the schedrt fix. but the real issue is that you should avoid to run top
at -10 (or you meant +10?). Running top at -10 isn't a good idea, it is
allowing it to get more cpu than the other tasks for no good reason.

Andrea

  reply	other threads:[~2001-09-18 15:25 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-09-18 15:14 jogi
2001-09-18 15:25 ` Andrea Arcangeli [this message]
2001-09-18 15:35   ` jogi
2001-09-18 15:44     ` Andrea Arcangeli
2001-09-18 15:51       ` jogi
2001-09-18 16:06       ` jogi
2001-09-18 19:28       ` Stephan von Krawczynski
2001-09-18 19:41         ` Andrea Arcangeli
2001-09-18 20:02           ` Andrew Morton
2001-09-18 20:18             ` Andrea Arcangeli
2001-09-19 12:37             ` Hugh Dickins
2001-09-19 13:21       ` jogi
2001-09-19 14:38       ` jogi
2001-09-18 15:25 ` jogi
2001-09-18 15:31   ` Andrea Arcangeli
2001-09-18 15:43     ` jogi

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