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Re: [Rdma-cc-interest] Side meeting plans at IETF-106

Lars Eggert <lars@eggert.org> Wed, 13 November 2019 08:22 UTC

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From: Lars Eggert <lars@eggert.org>
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Date: Wed, 13 Nov 2019 10:21:58 +0200
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Subject: Re: [Rdma-cc-interest] Side meeting plans at IETF-106
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On 2019-11-13, at 10:13, Zhuangyan (Yan) <zhuangyan.zhuang@huawei.com> wrote:
> Since this practice asks for no change of roce, roce also uses ECN defined by IETF as its congestion marking and network management (like netconf/yang et al.) might be used for informaiton collection.

RoCE might at the moment *react to* ECN as defined by the IETF, but *how* it reacts is *not* defined by the IETF and can change at any time.

It's therefore pointless to try and cater to RoCE, since IBTA/Mellanox can change it at any time however they see fit.

Lars

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