From mboxrd@z Thu Jan 1 00:00:00 1970 From: "David S. Miller" Subject: Re: [PATCH] tcp_vegas_cong_avoid doc Date: Mon, 26 Apr 2004 16:32:21 -0700 Sender: netdev-bounce@oss.sgi.com Message-ID: <20040426163221.56a08130.davem@redhat.com> References: <20040426101210.461726d2@dell_ss3.pdx.osdl.net> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: netdev@oss.sgi.com Return-path: To: Stephen Hemminger In-Reply-To: <20040426101210.461726d2@dell_ss3.pdx.osdl.net> Errors-to: netdev-bounce@oss.sgi.com List-Id: netdev.vger.kernel.org On Mon, 26 Apr 2004 10:12:10 -0700 Stephen Hemminger wrote: > Patch to update sysctl documentation to include tcp_vegas. > Feel free to rewrite for better explanation. I applied this, only changing a minor grammatical error at the end. See attached... # This is a BitKeeper generated diff -Nru style patch. # # ChangeSet # 2004/04/26 16:31:03-07:00 shemminger@osdl.org # [TCP]: Add vegas sysctl docs. # # Documentation/networking/ip-sysctl.txt # 2004/04/26 16:30:36-07:00 shemminger@osdl.org +9 -0 # [TCP]: Add vegas sysctl docs. # diff -Nru a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt --- a/Documentation/networking/ip-sysctl.txt Mon Apr 26 16:31:29 2004 +++ b/Documentation/networking/ip-sysctl.txt Mon Apr 26 16:31:29 2004 @@ -307,6 +307,15 @@ wired networks and throughput over wireless links. Default: 0 +tcp_vegas_cong_avoid - BOOLEAN + Enable TCP Vegas congestion avoidance algorithm. + TCP Vegas is a sender-side only change to TCP that anticipates + the onset of congestion by estimating the bandwidth. TCP Vegas + adjusts the sending rate by modifying the congestion + window. TCP Vegas should provide less packet loss, but it is + not as aggressive as TCP Reno. + Default:0 + ip_local_port_range - 2 INTEGERS Defines the local port range that is used by TCP and UDP to choose the local port. The first number is the first, the