From mboxrd@z Thu Jan 1 00:00:00 1970 From: Or Gerlitz Subject: Re: [PATCH v2] rdma/ib_pack.h: add new bth opcodes Date: Thu, 12 Aug 2010 09:35:33 +0300 Message-ID: <4C639635.4090704@voltaire.com> References: <4C62F86C.6060504@systemfabricworks.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4C62F86C.6060504-klaOcWyJdxkshyMvu7JE4pqQE7yCjDx5@public.gmane.org> Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Bob Pearson Cc: "linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" List-Id: linux-rdma@vger.kernel.org Bob Pearson wrote: > I was wondering if I could use this to cause ConnectX RDMAoE senders to slow down > in response to these packets. There is a challenge managing fast ROCE senders > in networks that may not fully implement per priority pause. > Hi Bob, QCN (IEEE 802.1 based Ethernet congestion control mechanism) can apply for IBoE traffic, in the same manner it would for FCoE, IP etc. Is there a specific reason you wanted to apply the IB mechanism and not use the Ethernet one? Yep, PFC is helpful. Or. -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html