[Beowulf] scheduler policy design

laytonjb at charter.net laytonjb at charter.net
Tue Apr 24 15:01:08 EDT 2007


I haven't heard this about VMWare. I've heard that VirtualIron has some
drivers for IB that give the VM the same performance as the native layer
(no evidence of that though).

I think Don Becker has some experience here. I know he's hesitant to post,
but I think it would be good to hear from the master :)

Jeff

> Joe Landman wrote:
> 
> [...]
> 
> > Current virtualization requires running in a VMware or similar type 
> > window.  This is heavyweight and slow, and it impedes access to fast low 
> > latency resources.
> 
> I stand corrected, VMWare can be fast.  From data provided offline, 
> cannot share.  Still wondering about the performance cost to use IB and 
> other fast networks.  Maybe some experimentation is in order ...
> 
> 
> 
> -- 
> 
> Joseph Landman, Ph.D
> Founder and CEO
> Scalable Informatics LLC,
> email: landman at scalableinformatics.com
> web  : http://www.scalableinformatics.com
> phone: +1 734 786 8423
> fax  : +1 734 786 8452 or +1 866 888 3112
> cell : +1 734 612 4615
> 
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