Thank you for writing... > With 2000+ nodes you should definitely look at remote power control, and > remote serial console access.
Have it already in place with remote monitoring as well. > Also you might think of separate install servers for each (say) 500 > machines. Mirror them up to each other of course. We currently have 5 kickstart servers (one web server), the kickstart file is dynamically altered to reflect the assigned server. > Its unlikely that you would ever reboot 2000 machines at once, but think > ahead to (say) quick power on following a power cut. We have had to do that during a couple of Hurricanes last year and power outages. We actually have complete startup and shutdown procedures that are well tested now. > I would hazard that any DHCP/PXE type install server would struggle with > 2000 requests (yes- you arrange the power switching and/or reboots to > stagger at N second intervals). There are a few modifications you have to make to increase the number of bootps before it fails. So now to figure out my next step. I will need local space for logs and data/temp data files. ____________________________________________________________________________________ Any questions? Get answers on any topic at www.Answers.yahoo.com. Try it now. _______________________________________________ Beowulf mailing list, Beowulf@beowulf.org To change your subscription (digest mode or unsubscribe) visit http://www.beowulf.org/mailman/listinfo/beowulf
