From: Andrew Morton <akpm@digeo.com>
To: Arador <diegocg@teleline.es>, linux-kernel@vger.kernel.org
Subject: Re: 2.5.56 strange behaviour
Date: Sat, 11 Jan 2003 09:32:10 -0800 [thread overview]
Message-ID: <200301110932.10550.akpm@digeo.com> (raw)
In-Reply-To: <20030111174757.7fb73379.diegocg@teleline.es>
On Sat January 11 2003 08:47, Arador wrote:
>
> Hi, i've observed an "strange" thing in 2.5.56 (and 2.5.55 too)
>
> ...
>
> As you see, the cs rate goes from 2??? to 200000-300000.
> I wanted to know if it's the expected behaviour.
>
I've seen this too. It's ext3, possibly related to the singular
sleep_on_buffer() call failing to sleep.
Anton Blanchard has a cute patch which changes the kernel profiler to profile
calls to schedule() instead of just instructions and I have ported that to
ia32. But I haven't got around to actually using it yet.
We'll get there ;)
Thanks.
prev parent reply other threads:[~2003-01-11 17:23 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-01-11 16:47 2.5.56 strange behaviour Arador
2003-01-11 17:32 ` Andrew Morton [this message]
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