Cory Smelosky <b4 at gewt.net> writes: On 25 Dec 2012, at 15:06, Dave McGuire <mcguire at neurotica.com> wrote: On 12/25/2012 03:02 PM, Cory Smelosky wrote: >> Ah. Is any sort of encryption done for cluster-over-IP? >=20 > Oh heck no. That sort of overhead's resultant latency would destroy > the performance of a cluster on all but the very fastest of machines. Ah, right, I'm forgetting that clustering sends a lot of data. Not necessarily. However, depending on what you are doing, DLM (Distributed Lock Management) traffic and T/MSCP (Tape/Mass Storage Control Protocol) can become heavy consumers of your ethernet cluster connect. -- VAXman- A Bored Certified VMS Kernel Mode Hacker VAXman(at)TMESIS(dot)ORG Well I speak to machines with the voice of humanity.