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

Sagi Grimberg sagi at grimberg.me
Fri Mar 10 03:56:47 PST 2017


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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