Theoretically using the OFED stack with a supporting card (E.G. Myrinet 10GbE) then you should be able to leverage RDMA. That said, I've not tried it yet. It's on my list of things to R&D. OFED/ROCE/iWARP: http://voidreflections.blogspot.co.uk/2011/08/soft-roce-alternative-to-soft-iwarp.html From: gpfsug-discuss-bounces at gpfsug.org [mailto:gpfsug-discuss-bounces at gpfsug.org] On Behalf Of Arif Ali Sent: 25 June 2012 15:14 To: gpfsug-discuss at gpfsug.org Subject: Re: [gpfsug-discuss] HPC people - interconnects On 25/06/12 15:08, Jez Tucker wrote: Do you all use IB? Has anyone tried RDMA over 10G via the OFED stack? Most of our customers we use RDMA over verbs Is this the same thing you mentioned a few weeks ago with respect to ROCE. Does gpfs even support this? -- regards, Arif -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://gpfsug.org/pipermail/gpfsug-discuss_gpfsug.org/attachments/20120702/0c5cd468/attachment.html>