Thanks for the very clear explanation Gilad! You beated with just 2 lines entire wiki and lots of other homepages with endless of chatter :)
On Nov 7, 2011, at 6:19 PM, Gilad Shainer wrote: >> hi John, >> >> I had read already about subnet manager but i don't really >> understand this, >> except when it's only configuration tool. >> >> I assume it's not something that's critical in terms of bandwidth, >> it doesn't >> need nonstop bandwidth from the machine & switch is it? > > The subnet management is just an agent in the fabric that give > identifiers to the ports and set the routing in the fabric (in case > of static routing). It will also discover new nodes once connected > to the fabric, or nodes that went down (in the later case, it can > modify the routing accordingly). The agent requires negligible > network resources, so no need to worry. You can run the subnet > management from a server (head node for example using OpenSM for > example) or from one of the switches. > > Gilad > _______________________________________________ Beowulf mailing list, [email protected] sponsored by Penguin Computing To change your subscription (digest mode or unsubscribe) visit http://www.beowulf.org/mailman/listinfo/beowulf
