Re: observed significant performance improvement using "delaylog" in

[Steven Pratt <slpratt@xxxxxxxxxxxxxx>]

Martin Steigerwald wrote:
> Hi!
>
> Cc'd Steve as I think he is running the benchmarks.
>
> Am Freitag 13 August 2010 schrieb Eric Sandeen:
>   
> > Dave Chinner wrote:
> >     
> > > On Fri, Aug 13, 2010 at 08:29:07AM -0400, Christoph Hellwig wrote:
> > >       
> > ...
> >
> >     
> > > > And asking
> > > > him/her to add -o delaylog would also be good.
> > > >         
> > > Yes, that would be an interesting comparison...
> > >       
> > I was thinking the same thing; I'll do that.
> >     
> I think its Steven Pratt from IBM.
>
> Steve, could you add a case for mount option "-o delaylog" to your 
> benchmark runs?
>   
Which filesystem is this for?  Keith has been helping me with some of 
these runs. We'll see if we can add this.
Steve

> ----------  Weitergeleitete Nachricht  ----------
>
> Subject: New performance results
> Date: Samstag 24 April 2010
> From: Steven Pratt <slpratt@xxxxxxxxxxxxxx>
> To: "linux-btrfs" <linux-btrfs@xxxxxxxxxxxxxxx>
>
> Well, it's been a while but been very busy on other things. Thanks to 
> Keith Mannthey for helping get some of these runs done.
> New raid performance on 2.6.34-rc3:
>
> http://btrfs.boxacle.net/repository/raid/2010-04-14_2004/2.6.34-
> rc3/2.6.34-rc3.html
>
> Also, the long running history graphs are here:
>
> http://btrfs.boxacle.net/repository/raid/history/History.html
>
>
> Steve
>
>
> --
> [...]
> -------------------------------------------------------
>
> Ciao,
>