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Re: [linux-lvm] Performance problem.



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
> >
> >_______________________________________________
> >linux-lvm mailing list
> >linux-lvm sistina com
> >http://lists.sistina.com/mailman/listinfo/linux-lvm
> >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 clin ucl ac be               BELGIUM
> www.saintluc.be
> *********************************************************************
>                                           
> 
> 
> 
> _______________________________________________
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-- 
Austin Gonyou <austin coremetrics com>
Coremetrics, Inc.



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