From mboxrd@z Thu Jan 1 00:00:00 1970 From: Or Gerlitz Subject: Re: [PATCHv10 0/11] IBoE support to Infiniband Date: Sun, 10 Oct 2010 10:44:52 +0200 Message-ID: <4CB17D04.1080509@voltaire.com> References: <20100826141659.GA8795@mtldesk30> <4CADD1C1.90700@Voltaire.com> <4CB16892.5070708@mellanox.co.il> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4CB16892.5070708-VPRAkNaXOzVS1MOuV/RT9w@public.gmane.org> Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Amir Vadai Cc: Eli Cohen , RDMA list , Eldad Zinger List-Id: linux-rdma@vger.kernel.org Amir Vadai wrote: > It is from the days that SDP over RoCE wasn't stable. In addition, when customers had a very long delay before TCP connection established, in the following scenario: > 1. in libsdp.conf, setting mode to 'both' (Try SDP and fallback to TCP) > 2. application tries to open socket to a remote peer connected using 10G ethernet > 3. Remote host don't support RoCE. > It took few seconds till the CMA gave up trying to connect, and SDP connection failed, and TCP connection was established. > thanks for the clarification re remote host not supporting IBoE, anyway, I don't see if/what this has to do with sdp stability, its just a delay on the connection establishment and you say the default is to be changed to off for this param. 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