Re: 2.5.56 strange behaviour

From: Andrew Morton (akpm@digeo.com)
Date: Sat Jan 11 2003 - 12:32:10 EST

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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.

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