[linux-lvm] Performance problem.

[neuron]

seems I was a bit quick on that reply, I remember hearing about TCQ a while ago.  Is it considered stable atm?  Noticed it wasn't even in my make menuconfig, which makes me very sceptical (it is unset in .config though, so the patches are there), running mm-sources, well, considering to run it.

> 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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> > >  
> > >
> > 
> > -- 
> > 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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