On Thu, Jun 09, 2011 at 10:17:47AM -0400, Prentice Bisbal wrote: >On 06/09/2011 09:32 AM, Stuart Barkley wrote: >> Yesterday was IPv6 day. >> >> Does IPv6 have any major place in clusters? Has anyone ever tried an >> IPv6 only cluster? >> >> My thought is that IPv4 is fine for internal cluster networks using >> rfc1918 networks. I expect the multihomed login/management nodes will >> eventually need IPv6 on the outside interfaces. >> > >The flip-side is that cluster networks are the perfect place for testing >and getting familiar with IPv6 since they are almost always private >networks that are completely isolated from the rest of your network, >except for the master node. I wonder if there are any performance >penalties for IPv6 compared to IPv4.
Cisco seems to imply as much. I just recently saw one of their spec sheets for the 4900M cards[1] that shows "250 mpps for IPv4, 125 mpps for IPv6". http://www.cisco.com/en/US/prod/collateral/switches/ps5718/ps6021/ps9310/Data_Sheet_Cat_4900M.html -- Jesse Becker NHGRI Linux support (Digicon Contractor) _______________________________________________ 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
