Thread (11 messages) 11 messages, 5 authors, 2017-03-10
STALE3418d

[PATCH RFC 0/4] nvme-fabrics: TCP transport

From: sagi@grimberg.me (Sagi Grimberg)
Date: 2017-03-10 11:56:47

Hey Bert,
Experimental proof of concept NVMe Fabrics transport over TCP, intended
to provide good performance over any network.

Initial performance tests using both ramdisks and NVMe SSDs show latency
and throughput broadly comparable to a RoCE transport. Further optimisation
is needed, but we welcome input and feedback on our approach and goal of
adding a TCP transport to the NVMe Fabrics specification.

Using this requires a modified version of the nvme-cli tool, available at
https://github.com/solarflarecommunications/nvme-cli/

IPv6 support is not yet implemented, but will be added using Sagi's new
inet_pton_with_scope.
I'd recommend that you join the fabrics 1.1 work that has started on
the NVMe TWG. I can't really provide feedback on an non-standardized
implementation, and we're obviously not going to accept it.

If you have any intentions for pursuing this, you should go through the
NVMe TWG.

Cheers,
Sagi.
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