lkml.org 
[lkml]   [2006]   [Sep]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: Wrong free space reported for XFS filesystem
On Thu, Sep 07, 2006 at 04:17:53PM +0200, Jesper Juhl wrote:
> On 07/09/06, David Chinner <dgc@sgi.com> wrote:
> >On Wed, Sep 06, 2006 at 10:54:34AM +0200, Jesper Juhl wrote:
> >> For your information;
> >>
> >> I've been running a bunch of benchmarks on a 250GB XFS filesystem.
> >> After the benchmarks had run for a few hours and almost filled up the
> >> fs, I removed all the files and did a "df -h" with interresting
> >> results :
.....
> >So the in-core accounting has underflowed by a small amount but the
> >on disk accounting is correct.

> >We've had a few reports of this that I know of over the past
> >couple of years, but we've never managed to find a reproducable
> >test case for it.
> >Can you describe what benchmark you were runnin, wht kernel you were
> >using
>
> The kernel is 2.6.18-rc6 SMP

Ok, so it's a current problem....
> >and whether any of the tests hit an ENOSPC condition?
> >
> That I don't know.
>
> The script I was running is this one :

<snip>

That doesn't really narrow down the scope at all. All that script
tells me is that problem is <waves hands> somewhere inside XFS.... :/
Can you try to isolate which of the loads is causing the problem?
That being said, this looks like a good stress load - I'll pass it
onto our QA folks...

Cheers,

Dave.
--
Dave Chinner
Principal Engineer
SGI Australian Software Group
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2006-09-08 04:37    [from the cache]
©2003-2011 Jasper Spaans