[ltp] Getting disk to sleep

[Tino Keitel]

On Wed, Apr 02, 2003 at 08:53:25 +0200, Richard Jelinek wrote:
> Hi,
> 
> /proc/sys/vm/bdflush is the place I have played with, I tried with
> YaST2, set hdparm -S...
> 
> All to more or less radical values. But still I hear every 5 seconds a
> *clack clack* of the HD. So I suppose, that some process - wouldn't be
> surprised if one of the *Kludge Desktop Environment (KDE)* does some
> HD twiddling.
> 
> How do I find out? Fuser didn't help much, in the ps aux or top output
> basically everything is suspicious... ;-)
> 
> Is there any more inteligent solution than to incrementally shut
> everything down and looking when disk access stops?

Are you using a journaling filesystem? If not, you could try noflushd.
If you hd still keeps spinning: kill each process one after another and
wait it the hd spins down without this process.

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-- 
tino.keitel at innominate.com
dipl.-inf.                        Innominate Security Technologies AG
software engineer                                   networking people
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