Re: abysmal performance

[John Wyzer <john.wyzer@gmx.de>]

Resending this to the list since I did not notice that I just responded to
Chris Mason for the last emails...

Excerpts from John Wyzer's message of Sat Apr 30 08:57:06 +0200 2011:
> Excerpts from Chris Mason's message of Fri Apr 29 22:48:58 +0200 2011:
> > > 
> > > http://bayimg.com/NahClAadn
> > > http://bayimg.com/NahcnaADn
> > > http://bayimg.com/NAhCoAAdN
> > > http://bayimg.com/PahCaaAdN
> > 
> > Ok, you have three processes that may be causing trouble.  We probably
> > just need to defragment the files related to these three and life will
> > be good again.
> > 
> > 1) Firefox.  firefox has a bunch of little databases that are going to
> > fragment badly as we cow. 
> > 
> > 2) sup.  Is this the sup email client?
> > 
> > 3) vmware.  Are you hosting vmware virtual images on btrfs too?
> 
> @2: yes, the sup mail client, polling for messages.
> @3: yes, from some tasks I use vmware
> 
> But those were just the active applications at the time of taking the screenshot.
> I have the same thing with opera or during snapshot deletion or practically
> anything that involves some disk access.
> I'll probably get all atimes for files on my system, sort and defragment the
> files in order of importance...
> We'll see how btrfs behaves afterwards...