Re: [BUG] RAID sub system

From: Roy Sigurd Karlsbakk (roy@karlsbakk.net)
Date: Fri Dec 14 2001 - 08:12:55 EST

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> > ...and so on
> >
> > This gives a total read of a little less than 800MB before giving up. Is
> > there a cache timeout that needs to be set any lower?
>
> my observation is this: once you use up all your free memory, you have
> 30 seconds of reasonable behavior. 30 seconds is the the default dirty-buffer
> age. are you tweaking /proc/sys/vm/bdflush at all? and no, I don't see
> why your application would have dirty buffers in the first place -
> I'm just noticing the ominous 30 seconds.

no bdflush tweaking...

this is the same as I've observed... Usa all memory, and everything stops
up.

> are you using elvtune?

er.. what's elvtune?

> also, which kernel?

2.4.16 + tux patches

-- Roy Sigurd Karlsbakk, MCSE, MCNE, CLS, LCA

Computers are like air conditioners. They stop working when you open Windows.

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