[Beowulf] What is rdma, ofed, verbs, psm etc?

Christopher Samuel samuel at unimelb.edu.au
Sat Sep 23 13:32:35 PDT 2017

On 22/09/17 04:14, Alex Chekholko wrote:

> I don't know about RoCE but here is plain 10G ICMP ECHO round trip:

What does a 0 byte MPI ping-pong look like?

>From memory (I'm at Berkeley at the moment) with RoCE and Mellanox
100gigE switches they provide slightly better (lower) latency than our
circa 2013 FDR14 Infiniband cluster.

All the best,
 Christopher Samuel        Senior Systems Administrator
 Melbourne Bioinformatics - The University of Melbourne
 Email: samuel at unimelb.edu.au Phone: +61 (0)3 903 55545

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