[linux-lvm] Performance problem.
Austin Gonyou
austin at coremetrics.com
Mon Nov 17 10:54:02 UTC 2003
Thought about trying TCQ for the IDE disks?
On Mon, 2003-11-17 at 10:34, Jean-louis MATTON wrote:
> what is your hardware config, mainly for disks ?
> in the if I use LVM on top of ide disks some big file transfert, like
> ftp tar ..., the system hang during the file manipulation.
> when moving the same config on SCSI disk I never see this situation.
>
> My config is soft raid1 + lvm + ext3 fs
>
> JL
>
> neuron wrote:
>
> >I've had lvm running on my server for quite a while now, not sure if
> this problem has always been there, or if it just occured.
>
> >
> >If I through smb listen to music, and then on the server rm a file
> about 500mb in size, the music will stop. Now this is just an
> example, it's like the entire filesystem stops while removing the
> file. Running reiserfs ontop of lvm. Also, when copying through
> ftp/smb from the server, I max on about 6mb/sec, which is far from the
> 12.1mb/sec avrange I've gotten out of that network card before (on a
> slower computer).
>
> >
> >Any suggestions on how to improve performance?
> >
> >(I realize more information is probably preferable, so just tell me
> what info you would need, as I'm not really skilled with lvm (= I also
> don't have anything fancy like a fake raid running)).
>
> >
> >neuron
> >
> >_______________________________________________
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> >read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/
> >
> >
>
> --
> Enthusiasm continues to make the difference !
>
> *********************************************************************
> Jean-Louis Matton Cliniques universitaires St LUC
> tel +32.2.764.37.13 av. Hippocrate 10/ SIH
> fax +32.2.764.89.22 B-1200 Bruxelles
> Jean-Louis.Matton at clin.ucl.ac.be BELGIUM
> www.saintluc.be
> *********************************************************************
>
>
>
>
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--
Austin Gonyou <austin at coremetrics.com>
Coremetrics, Inc.
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