Messages in this thread | | | Date | Fri, 8 Sep 2006 12:33:39 +1000 | From | David Chinner <> | Subject | Re: Wrong free space reported for XFS filesystem |
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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/
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