[Gluster-users] RDMA "not fully supported" by GlusterFS 3.3.0 ?!

Harald Stürzebecher haralds at cs.tu-berlin.de
Tue Jul 24 08:49:57 UTC 2012

Hi Ling and Philippe,

2012/7/23 Ling Ho <ling at slac.stanford.edu>:
> On 07/16/2012 09:16 AM, Philippe Muller wrote:
>>  So we switched to TCP (over IPoIB).
>> It's working. We are now running 3.3.0. But we are no longer taking
>> advantage of RDMA.
> When I was doing testing, I had set up the server
> using rdma only and totally missed this.
> I ended up using tcp with ipoverib. The performance is much better than tcp
> over 10G/s. However, since I am in a mix environment, and my I have to do
> some static routing on the gluster server. Basically routing the ipoverib
> subnet to the 10G/s subnet which the bricks are all set up with. Things have
> been working fine.

I'm curious about the performance difference between IPoverIB and RDMA.
Do you have some performance data that you could share?

Thanks in advance,

Harald Stürzebecher

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