From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH] tcp: Fix sysctl_tcp_max_orphans when PAGE_SIZE != 4k Date: Wed, 25 Aug 2010 20:53:02 -0700 (PDT) Message-ID: <20100825.205302.241913926.davem@davemloft.net> References: <1282758634.2487.576.camel@edumazet-laptop> <20100825.165759.27789477.davem@davemloft.net> <20100826003834.GA17882@kryten> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: eric.dumazet@gmail.com, netdev@vger.kernel.org, miltonm@bga.com To: anton@samba.org Return-path: Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:41491 "EHLO sunset.davemloft.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752828Ab0HZDwr (ORCPT ); Wed, 25 Aug 2010 23:52:47 -0400 In-Reply-To: <20100826003834.GA17882@kryten> Sender: netdev-owner@vger.kernel.org List-ID: From: Anton Blanchard Date: Thu, 26 Aug 2010 10:38:34 +1000 > # cat /proc/sys/net/ipv4/tcp_max_syn_backlog > 128 > > We probably want to use max(): > >> - sysctl_max_syn_backlog = min(128, cnt / 256); >> + sysctl_max_syn_backlog = max(128, cnt / 256); > > With that change: ... > Tested-by: Anton Blanchard Thanks a lot Anton. Did you test my percpu orphan fix yet?