Re: [PATCH 1/4] sunrpc: flag transports as using IETF approved congestion control protocols

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On Thu, Feb 23, 2017 at 03:11:09PM -0500, J. Bruce Fields wrote:

> (And if we really shouldn't be doing NFSv4 over some RDMA transports--is
> it worth supporting them at all, if the only support we can get is
> NFSv3-only?)

This seems like a strange comment - NFSv4 should be supported on all
RDMA transports, surely?

Largely RDMA lives in its own congestion management world. If a site
is running RDMA they have done something to mitigate interactions with
TCP style congestion control on the same wire.

Jason
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