Re: AW: GNBD multipath with devicemapper? -- possible solution

On Thu, Apr 21, 2005 at 07:58:49AM +0200, Hansjörg Maurer wrote:
> Hi
> 
> thank you very much,
> Do you have any idea what causes the speed difference between vanilla 
> and RHEL4 kernel?
> Should I officially file a bug in bugzilla, or do you take care of the 
> problem?

Go ahead and file a bug on gnbd if you are interested in tracking the status
of this. I'll put it on my list of things to do.

-Ben
 
> Greetings
> 
> 
> Hansjörg
> 
> 
> 
> 
> 
> >I got those numbers on a vanilla 2.6.11 kernel.
> >Running on a 2.6.9-6.24.EL kernel, I get
> >45.6608 MB/sec writes 
> >35.8578 MB/sec reads
> >
> >Not as pronouced as your numbers, but a noticeable speed difference.
> >
> >-Ben
> > 
> >
> >>Thank you very much
> >>
> >>Hansjörg
> >>
> >>   
> >>
> >>>
> >>>
> >>>     
> >>>
> >>-- 
> >>_________________________________________________________________
> >>
> >>Dr.  Hansjoerg Maurer           | LAN- & System-Manager
> >>                              |
> >>Deutsches Zentrum               | DLR Oberpfaffenhofen
> >>f. Luft- und Raumfahrt e.V.   |
> >>Institut f. Robotik             |
> >>Postfach 1116                   | Muenchner Strasse 20
> >>82230 Wessling                  | 82234 Wessling
> >>Germany                         |
> >>                              |
> >>Tel: 08153/28-2431              | E-mail: Hansjoerg.Maurer@xxxxxx
> >>Fax: 08153/28-1134              | WWW: http://www.robotic.dlr.de/
> >>__________________________________________________________________
> >>
> >>
> >>There are 10 types of people in this world, 
> >>those who understand binary and those who don't.
> >>
> >>--
> >>Linux-cluster mailing list
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> >>http://www.redhat.com/mailman/listinfo/linux-cluster
> >>   
> >>
> >
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> >
> > 
> >
> 
> -- 
> _________________________________________________________________
> 
> Dr.  Hansjoerg Maurer           | LAN- & System-Manager
>                                |
> Deutsches Zentrum               | DLR Oberpfaffenhofen
>  f. Luft- und Raumfahrt e.V.   |
> Institut f. Robotik             |
> Postfach 1116                   | Muenchner Strasse 20
> 82230 Wessling                  | 82234 Wessling
> Germany                         |
>                                |
> Tel: 08153/28-2431              | E-mail: Hansjoerg.Maurer@xxxxxx
> Fax: 08153/28-1134              | WWW: http://www.robotic.dlr.de/
> __________________________________________________________________
> 
> 
> There are 10 types of people in this world, 
> those who understand binary and those who don't.
> 
> --
> Linux-cluster mailing list
> Linux-cluster@xxxxxxxxxx
> http://www.redhat.com/mailman/listinfo/linux-cluster