On Fri, Feb 08, 2013 at 10:30:04PM +0100, Florian Hofmann wrote:
> Hi everybody,
> 
> I am using btrfs as my main fs for some time now, but I am
> experiencing severe performance drawbacks. I can't qualify the
> circumstances, but sometimes during disc access the whole system
> freezes for some time.
> 
> Maybe somebody could suggest some general things I could try to search
> for the problem?

Are you running on an SSD?

If so, that is likely your problem.

Depending on your SSD:
- it's going bad
- it's running out of blocks to reallocate, or being very slow 
- other firmware issue

Marc
-- 
"A mouse is a device used to point at the xterm you want to type in" - A.S.R.
Microsoft is to operating systems ....
                                      .... what McDonalds is to gourmet cooking
Home page: http://marc.merlins.org/
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