Re: [ceph-users] Is RDMA Worth Exploring? Howto ?

2018-04-30 Thread Gregory Farnum
The AsyncMessenger RDMA is a lot more useful/usable than we've had before, but my understanding from the guys building it is that you still shouldn't bother for production systems — the rest of the stack isn't well-tuned to take much advantage yet, and it's not in the regular testing rotation or

[ceph-users] Is RDMA Worth Exploring? Howto ?

2018-04-25 Thread Paul Kunicki
I have a working Luminous 12.2.4 cluster CentOS 7.4 connected via 10G and Mellanox Connect X-3 QDR IB and would like to know if there are any worthwhile gains to be had from enabling RDMA and if there are any good up to date docs on how to do so? Thanks. - - *Paul Kunicki*