Nifty niftyompi Mitch wrote: >> I've gotten a lot of response to my IB questions that I posed to the >> list. Thanks for all your help. All of my questions have been answered. >> It turns out, as some as you pointed out, that my switch will have a >> built-in subnet manager, so I won't need to run one on a node. >> > > I should add that a built in subnet manager is extra $$. Also they tend > to run on a modest dedicated processor card. The modest dedicated card > solutions have limited RAM and will not support a gonzo big fabric. > A rule of thumb, depending on the subnet manager on the card the run out of > memory > recources trip point is about 144 ports. > > The richer the statistics gathered and retained the larger the footprint is. > > Large fabrics will need a host based subnet manager.
Thanks my cluster is only 64 nodes, so that shouldn't be a problem. -- Prentice _______________________________________________ Beowulf mailing list, Beowulf@beowulf.org To change your subscription (digest mode or unsubscribe) visit http://www.beowulf.org/mailman/listinfo/beowulf
