Re: [3.2-rc7] slowdown, warning + oops creating lots of files

[Chris Mason <chris.mason@oracle.com>]

On Thu, Jan 05, 2012 at 10:01:22AM +1100, Dave Chinner wrote:
> On Thu, Jan 05, 2012 at 09:23:52AM +1100, Chris Samuel wrote:
> > On 05/01/12 09:11, Dave Chinner wrote:
> > 
> > > Looks to be reproducable.
> > 
> > Does this happen with rc6 ?
> 
> I haven't tried. All I'm doing is running some benchmarks to get
> numbers for a talk I'm giving about improvements in XFS metadata
> scalability, so I wanted to update my last set of numbers from
> 2.6.39.
> 
> As it was, these benchmarks also failed on btrfs with oopsen and
> corruptions back in 2.6.39 time frame.  e.g. same VM, same
> test, different crashes, similar slowdowns as reported here:
> http://comments.gmane.org/gmane.comp.file-systems.btrfs/11062
> 
> Given that there is now a history of this simple test uncovering
> problems, perhaps this is a test that should be run more regularly
> by btrfs developers?

Unfortunately, this one works for me.  I'll try it again and see if I
can push harder.  If not, I'll see if I can trade beer for some
diagnostic runs.

Thanks Dave

-chris