From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from cassarossa.samfundet.no (cassarossa.samfundet.no [129.241.93.19]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by huchra.bufferbloat.net (Postfix) with ESMTPS id C0931200B33 for ; Sat, 7 Apr 2012 11:55:00 -0700 (PDT) Received: from pannekake.samfundet.no ([2001:700:300:1800::dddd] ident=unknown) by cassarossa.samfundet.no with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.72) (envelope-from ) id 1SGamn-0006IT-53; Sat, 07 Apr 2012 20:54:57 +0200 Received: from sesse by pannekake.samfundet.no with local (Exim 4.72) (envelope-from ) id 1SGamm-0001Ct-Pk; Sat, 07 Apr 2012 20:54:56 +0200 Date: Sat, 7 Apr 2012 20:54:56 +0200 From: "Steinar H. Gunderson" To: Dave Taht Message-ID: <20120407185456.GE21452@uio.no> References: <20120406213725.GA12641@uio.no> <20120406222138.GB12641@uio.no> <1333811327.30705.4.camel@edumazet-laptop> <20120407153548.GC21452@uio.no> <20120407181034.GD21452@uio.no> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: X-Operating-System: Linux 3.3.0 on a x86_64 User-Agent: Mutt/1.5.20 (2009-06-14) Cc: bloat@lists.bufferbloat.net Subject: Re: [Bloat] Best practices for paced TCP on Linux? X-BeenThere: bloat@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: General list for discussing Bufferbloat List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 07 Apr 2012 18:55:01 -0000 On Sat, Apr 07, 2012 at 11:50:24AM -0700, Dave Taht wrote: > net.core.wmem_max = 256000 # or less. or more. 5Mbit stream...fairly > short rtts... hmm.. no brain cells. no sleep. ? > > This is another parameter that may apply, the last value should be changed. > > net.ipv4.tcp_wmem = 4096 65536 2097152 I did these on one of the irrors (well, I did 500000 instead of 256000). You can try http://pannekake.samfundet.no:3013/ (SD) http://pannekake.samfundet.no:3015/ (HD) I didn't restart VLC; I hope I don't have to. =) /* Steinar */ -- Homepage: http://www.sesse.net/