From: Sitsofe Wheeler <sitsofe@yahoo.com>
To: linux-kernel@vger.kernel.org
Cc: Ingo Molnar <mingo@elte.hu>, Arjan van de Ven <arjan@infradead.org>
Subject: Re: How how latent should non-preemptive scheduling be?
Date: Wed, 17 Sep 2008 22:28:33 +0100 [thread overview]
Message-ID: <48D17681.4040109@yahoo.com> (raw)
In-Reply-To: <48D1741A.7010508@yahoo.com>
Sitsofe Wheeler wrote:
> I have an EeePC 900 (Intel Celeron 900Mhz) and it seems to be skipping
> while playing sound through various desktop apps with a 2.6.27rc6
> kernel. It is running off an SD card which really shows up slow writes
> but the sound is seemingly skipping even when ext3 is not being used.
> When look at latencytop I often see results similar to this:
One other small datapoint. When the skipping starts to occur regularly
it seems to be exactly 30 seconds apart. ALSA doesn't report any xruns
either...
next prev parent reply other threads:[~2008-09-17 21:28 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-09-17 21:18 How how latent should non-preemptive scheduling be? Sitsofe Wheeler
2008-09-17 21:28 ` Sitsofe Wheeler [this message]
2008-09-17 21:34 ` Arjan van de Ven
2008-09-21 20:56 ` Matt Keenan
2008-09-22 6:50 ` Sitsofe Wheeler
[not found] <fa.vMKgvqjqmYnI2J40GHoTENeYm8U@ifi.uio.no>
[not found] ` <fa.808p0ZtU9DCpeky4KfNS8Drdw9w@ifi.uio.no>
2008-09-17 21:48 ` Sitsofe Wheeler
2008-09-17 21:54 ` Arjan van de Ven
2008-09-17 22:29 ` Sitsofe Wheeler
2008-09-18 2:42 ` Peter Zijlstra
2008-09-18 18:25 ` Sitsofe Wheeler
2008-09-19 8:44 ` Ingo Molnar
[not found] <fa.ERZTl/6uH+mhNoef5fPJKTRjJag@ifi.uio.no>
[not found] ` <fa.PtPFzP5kIJVCCov6YCewrh+o4z4@ifi.uio.no>
[not found] ` <fa.C6WSm5Rh2Nb+Qho7b0qDOZ9RPV8@ifi.uio.no>
[not found] ` <fa.ch6j4qXs/2sFpLkHz5fXrtjTR8c@ifi.uio.no>
[not found] ` <fa.Jx/Ygtm46CVRawlA6OnfYNn6cN0@ifi.uio.no>
2008-09-18 7:26 ` Sitsofe Wheeler
[not found] ` <fa.iIHgL48F3T5VAqFw3mqaf9Pzrs4@ifi.uio.no>
[not found] ` <fa.Td8xkKZKMSMghlJmEYefTRVF2kc@ifi.uio.no>
2008-09-19 11:54 ` Sitsofe Wheeler
2008-09-19 14:20 ` Peter Zijlstra
2008-09-22 11:57 ` Ingo Molnar
2008-09-22 12:07 ` Steven Rostedt
2008-09-23 6:33 ` Sitsofe Wheeler
2008-09-23 11:53 ` Ingo Molnar
2008-09-23 16:30 ` Sitsofe Wheeler
2008-09-23 19:39 ` Sitsofe Wheeler
2008-09-23 22:01 ` Sitsofe Wheeler
2008-09-27 20:48 ` Ingo Molnar
2008-09-28 20:56 ` Sitsofe Wheeler
2008-09-29 8:37 ` Ingo Molnar
2008-09-29 23:11 ` Sitsofe Wheeler
2008-09-30 11:22 ` Ingo Molnar
2008-09-30 13:18 ` Sitsofe Wheeler
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