lkml.org 
[lkml]   [2010]   [Dec]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: Slow disks.
On Wed, Dec 22, 2010 at 12:52:08PM -0800, David Rees wrote:
> On Mon, Dec 20, 2010 at 6:15 AM, Rogier Wolff <R.E.Wolff@bitwizard.nl> wrote:
> > A friend of mine has a server in a datacenter somewhere. His machine
> > is not working properly: most of his disks take 10-100 times longer
> > to process each IO request than normal.
>
> I've seen noticeable slowdowns before when the disks were running long
> SMART tests. It doesn't seem to affect all drives the same. The
> smartctl data you posted didn't say whether or not the disks were
> currently running a SMART test, but it's worth double checking.

No, the machine has trouble 24/7, I seriously doubt that it would be
running smart tests 24/7.

Roger.

--
** R.E.Wolff@BitWizard.nl ** http://www.BitWizard.nl/ ** +31-15-2600998 **
** Delftechpark 26 2628 XH Delft, The Netherlands. KVK: 27239233 **
*-- BitWizard writes Linux device drivers for any device you may have! --*
Q: It doesn't work. A: Look buddy, doesn't work is an ambiguous statement.
Does it sit on the couch all day? Is it unemployed? Please be specific!
Define 'it' and what it isn't doing. --------- Adapted from lxrbot FAQ

\
 
 \ /
  Last update: 2010-12-22 23:49    [from the cache]
©2003-2011 Jasper Spaans