Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
On Fri, 14 May 2010, Bart Coninckx wrote: >> Doubt it, I have bought ebay infiniband for our LAB and 3 production POPs. >> So far we have not had any problems, like you said the latency and speed >> is quite worth it. http://www.robotics.net/2009/07/30/infiniband/ > > Mmm, amazing numbers. > Two things though: > - buying second hand gear is a valid option for own networks, but harder to > offer to clients. They expect stuff with warranty obviously > - disks are still going to present bottlenecks; It seems to me you would be > using like a small percentage of infinibands potential > > > Rgds, > > B. Actually depends, many are happy to accept some risks when they see the savings. As far as bottlenecks, even with two systems Infiniband is faster because of the latency, however once you start connecting several servers together with say something like Gluster then you really start to see it shine. ><> Nathan Stratton CTO, BlinkMind, Inc. nathan at robotics.net nathan at blinkmind.com http://www.robotics.net http://www.blinkmind.com