[Beowulf] Performance characterising a HPC application

Scott Atchley atchley at myri.com
Fri Mar 23 15:36:21 EDT 2007


On Mar 23, 2007, at 2:53 PM, Gilad Shainer wrote:

> What is also interesting to know, is when one uses InfiniBand 20Gb/ 
> s he/she Can fully utilized the PCIe x8 link, while in your case,  
> Myricom I/O interface is the bottleneck.

Last I checked, we sell "10 Gb/s dual protocol NICs" which can speak  
to Myrinet or Ethernet switches. We don't sell "16 Gb/s PCI-E 8x  
NICs". In other words, our customers know what they are getting and  
get the performance that they were sold. ;-)

Scott
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