Ben, ping me off list. I know the guy who heads the HPC Solutions
Architect team for AWS and an AWS Solutions Architect here in the UK.
On Fri, 7 Sep 2018 at 03:11, Benjamin Brock <br...@cs.berkeley.edu> wrote:
> I'm setting up a cluster on AWS, which will have a 10Gb/s or 25Gb/s Ethernet
> network. Should I expect to be able to get RoCE to work in Open MPI on AWS?
> More generally, what optimizations and performance tuning can I do to an Open
> MPI installation to get good performance on an Ethernet network?
> My codes use a lot of random access AMOs and asynchronous block transfers, so
> it seems to me like setting up RDMA over Ethernet would be essential to
> getting good performance, but I can't seem to find much information about it
> Any pointers you have would be appreciated.
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