[Lustre-discuss] Lustre with 10GbE or Infiniband?

[Isaac Huang]

On Wed, Feb 11, 2009 at 06:11:30PM -0500, Charles Taylor wrote:
> ......
> Just ran a quick IMB (formerly Pallas) between a couple of our SDR  
> nodes and got 860 MBytes/sec (ping-pong, 4MB).   So I don't think  
> there is anything inherent in SDR IB that limits you to 750 MBytes/ 
> sec.   However, running IPoIB will  probably limit you to something  
> even less than that which is why you should use the O2IBLND if you  
> want the real benefit of IB.

Yes, the last time I checked, IPoIB didn't make use of RDMA at all.

Isaac