Re: XioMessenger (RDMA) Status Update

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On Tue, May 13, 2014 at 2:08 PM, Matt W. Benjamin <matt@xxxxxxxxxxxx> wrote:
> Hi Ceph Devs,
>
> I've pushed two Ceph+Accelio branches, xio-firefly and xio-firefly-cmake to our
> public ceph repository https://github.com/linuxbox2/linuxbox-ceph.git .
>
> These branches are pulled up to the HEAD of ceph/firefly, and also have improvements
> to XioMessenger which allow:
>
> 1. operation of (at least) a minimal Ceph Mon and OSD cluster over Xio messaging alone
> 2. initial support for Accelio in the MDS server and Client/libcephfs (not formally tested)
>
> There are some new config options:
>
> (global addr) "rdma local" sets a local rdma interface address
> (global bool) "cluster rdma" selects Accelio for intra-cluster communication
> (global bool) "client rdma" selecs Accelio for libcephfs communications
>
> These changes haven't been strenuously tested, we'll expect to have additional information
> and likely new, simple rados bench results against this code in the next several days,
> at latest.

Can you talk about what structural changes you've made since the last
branch? :) Is there support for mark_down or some of the other things
we've discussed?
-Greg
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