From owner-freebsd-current@FreeBSD.ORG Sun Mar 2 20:08:08 2014 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 308642AD; Sun, 2 Mar 2014 20:08:08 +0000 (UTC) Received: from anubis.delphij.net (anubis.delphij.net [IPv6:2001:470:1:117::25]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 020E41374; Sun, 2 Mar 2014 20:08:08 +0000 (UTC) Received: from delphij-macbook.local (c-24-5-244-32.hsd1.ca.comcast.net [24.5.244.32]) (using TLSv1 with cipher ECDHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) by anubis.delphij.net (Postfix) with ESMTPSA id 09F26148C3; Sun, 2 Mar 2014 12:08:07 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=delphij.net; s=anubis; t=1393790887; bh=quIOqV35lZ5Z/oly8Z464t7WijG97BSkKXMOP4I14Ks=; h=Date:From:Reply-To:To:CC:Subject:References:In-Reply-To; b=ZIDgBE5jVwO3t4VgIAc0oVry1BmE7/FIXsul8XS5tvb0oAUE0IrdP30aC5RWGv7f0 BXSp1RIGcKwL6ouLOnJsL8lp698L7hVB1gfunzr2CHcjHfVkES8E4OieI+MPACQYrG /7cEJrUwRUNjfU02UubSTGIOlPNapxyBQ6EYac68= Message-ID: <53138FA6.1060705@delphij.net> Date: Sun, 02 Mar 2014 12:08:06 -0800 From: Xin Li Organization: The FreeBSD Project MIME-Version: 1.0 To: Joe Nosay , Xin LI Subject: Re: UDP Lite support References: <20140227021917.GE81440@lor.one-eyed-alien.net> <530EBCDB.1090303@delphij.net> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: Brooks Davis , freebsd-current X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.17 Precedence: list Reply-To: d@delphij.net List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 02 Mar 2014 20:08:08 -0000 -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 On 3/2/14, 10:42 AM, Joe Nosay wrote: > On Thu, Feb 27, 2014 at 3:22 AM, Joe Nosay > wrote: > >> >> >> >> On Wed, Feb 26, 2014 at 11:19 PM, Xin Li >> wrote: >> > On 02/26/14 18:52, Joe Nosay wrote: >>>>> On Wed, Feb 26, 2014 at 9:19 PM, Brooks Davis >>>>> wrote: >>>>> >>>>>> On Wed, Feb 26, 2014 at 07:36:29PM -0500, Joe Nosay >>>>>> wrote: >>>>>>> The last thread on this was in 2006. Has it ever been >>>>>>> reconsidered or is the likelihood of too many damaged >>>>>>> packets the reason for not supporting? I'm not sure >>>>>>> where to put this question. Apologies for the noise. >>>>>> >>>>>> You've provided next to no context. What is the >>>>>> question? What thread are you referring to? If this is >>>>>> the usual UDP then freebsd-net would be vastly more >>>>>> appropriate than -current. >>>>>> >>>>>> -- Brooks >>>>>> >>>>> Thanks. I will ask kevlo and maybe bring it up on >>>>> freebsd-net. It has to do with an implementation of the >>>>> JACK server using UDP Lite for transferring data. >>>>> >>>>> > http://freebsd.1045724.n5.nabble.com/UDP-lite-for-FreeBSD-td4010236.html > > Looks >>>>> > like nobody proposed a patch? > > I think the concern was that this is not very useful in real-world > scenarios due to link layer error detection mechanism but that > doesn't raise a red flag to me assuming this is sufficiently self > contained feature as it would improve compatibility with other > operating systems. > > Cheers, >>> >> >> https://github.com/torelizer/jack_trauma >> >> Not my project; but, I want to port it to FreeBSD. First is to >> get it to build from source. Use your raspberry pi with FreeBSD >> to broadcast your tunes and all. >> > > > Thanks for all of the input. The project is being reworked to > improve the code. Kevin Lo have a patchset but needs someone to do performance testing (its impact on non-UDPLite applications), test with vimage, etc: http://people.freebsd.org/~kevlo/udplite.diff http://people.freebsd.org/~kevlo/udp-v.diff Are you interested in working on these and report back? Cheers, -----BEGIN PGP SIGNATURE----- iQIcBAEBCgAGBQJTE4+mAAoJEJW2GBstM+nsthoQAIW67l7yDfIPvxDsNIWWJcRd 8brFYCAOPYE4LpuLGjtSgy370aBe9JmwAm41tE4qF0WhGpcu6TLsKjgMGWa/lHCc JId8+WBfbbQT8XJj/d+3oOETn5/rglvlRhJbnNIwaQpTXxuMC5oz2nGW7rIpIkaA OHo0D20DzGj4nxrQvijZ7DsMkk3F+KJu/4p7M6lpsIPCakknW1WD7IHRfbZ4Oldz 2xH4HfIk7cAdA7i/YUNjlpSgWFQ5OU03J5HAYfC6W37wiGbjdBYf/PKVhJ8hz7+D OCl+yCV00u4fCjlY6zXFea9pGr7Cl1P+sapwKDZ4g+NpNHxBUVY+ahbjQUHYON2W sdzAsLpMMqavCr1o8mcXdm7IPRlLUK9QZUySC9DitPvoF8G2llTAz1mWa4/Oj7/S JMiUERcaL5gdFN8EgEKkamFgLJguYquAjGtiowa51EMbnZG0Q2yWUcrEBFHWBEZT RW1u6r4ChIrPE9X5ljfFpQyKG6jFhYFXG+iVlgTB7F2ZWhjPAXi/tLbBnvIcci1m Md4XFm/bBJj/yNXdPuCi+CtvvdpZ/d4LQn4B7By5bIo1QjCb4Zx5n2Tq5xnYZUOI CnSVnNSkwLbbrAVtYOVWnrSuwR33JQnqeGHdM+XYBBwKBRhrx+ZgFWD7N6Gm95PU xXSxkgYVXI4sgi7Lh3Ia =2Vmc -----END PGP SIGNATURE-----