From mboxrd@z Thu Jan 1 00:00:00 1970 From: "=?ISO-8859-1?Q?Ilpo_J=E4rvinen?=" Subject: [PATCH 18/18] [TCP] FRTO: Sysctl documentation for SACK enhanced version Date: Mon, 19 Feb 2007 13:38:12 +0200 Message-ID: <11718850923603-git-send-email-ilpo.jarvinen@helsinki.fi> References: <11718850923446-git-send-email-ilpo.jarvinen@helsinki.fi> <1171885092563-git-send-email-ilpo.jarvinen@helsinki.fi> <11718850921459-git-send-email-ilpo.jarvinen@helsinki.fi> <11718850923208-git-send-email-ilpo.jarvinen@helsinki.fi> <11718850921817-git-send-email-ilpo.jarvinen@helsinki.fi> <11718850922528-git-send-email-ilpo.jarvinen@helsinki.fi> <11718850921864-git-send-email-ilpo.jarvinen@helsinki.fi> <11718850922604-git-send-email-ilpo.jarvinen@helsinki.fi> <11718850921021-git-send-email-ilpo.jarvinen@helsinki.fi> <11718850923324-git-send-email-ilpo.jarvinen@helsinki.fi> <11718850922734-git-send-email-ilpo.jarvinen@helsinki.fi> <11718850921158-git-send-email-ilpo.jarvinen@helsinki.fi> <11718850921574-git-send-email-ilpo.jarvinen@helsinki.fi> <11718850921409-git-send-email-ilpo.jarvinen@helsinki.fi> <11718850921389-git-send-email-ilpo.jarvinen@helsinki.fi> <1171885092244-git- send-email-ilpo.jarvinen@helsinki.fi> <1171885092532-git-send-email-ilpo.jarvinen@helsinki .fi> <11718850923836-git-send-email-ilpo.jarvinen@helsinki.fi> Mime-Version: 1.0 Content-Type: TEXT/PLAIN; charset=ISO-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: David Miller , Pasi Sarolahti To: netdev@vger.kernel.org Return-path: Received: from courier.cs.helsinki.fi ([128.214.9.1]:46068 "EHLO mail.cs.helsinki.fi" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932139AbXBSLiV (ORCPT ); Mon, 19 Feb 2007 06:38:21 -0500 In-Reply-To: <11718850923836-git-send-email-ilpo.jarvinen@helsinki.fi> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org The description is overly verbose to avoid ambiguity between "SACK enabled" and "SACK enhanced FRTO" Signed-off-by: Ilpo J=E4rvinen --- Documentation/networking/ip-sysctl.txt | 5 ++++- 1 files changed, 4 insertions(+), 1 deletions(-) diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/net= working/ip-sysctl.txt index a0f6842..d66777b 100644 --- a/Documentation/networking/ip-sysctl.txt +++ b/Documentation/networking/ip-sysctl.txt @@ -178,7 +178,10 @@ tcp_frto - BOOLEAN Enables F-RTO, an enhanced recovery algorithm for TCP retransmission timeouts. It is particularly beneficial in wireless environments where packet loss is typically due to random radio interference - rather than intermediate router congestion. + rather than intermediate router congestion. If set to 1, basic + version is enabled. 2 enables SACK enhanced FRTO, which is + EXPERIMENTAL. The basic version can be used also when SACK is + enabled for a flow through tcp_sack sysctl. =20 tcp_keepalive_time - INTEGER How often TCP sends out keepalive messages when keepalive is enabled. --=20 1.4.2