From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261715AbVFKOiy (ORCPT ); Sat, 11 Jun 2005 10:38:54 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261716AbVFKOiy (ORCPT ); Sat, 11 Jun 2005 10:38:54 -0400 Received: from willy.net1.nerim.net ([62.212.114.60]:19980 "EHLO willy.net1.nerim.net") by vger.kernel.org with ESMTP id S261715AbVFKOiu (ORCPT ); Sat, 11 Jun 2005 10:38:50 -0400 Date: Sat, 11 Jun 2005 16:38:41 +0200 From: Willy Tarreau To: Alastair Poole Cc: Michal Schmidt , linux-kernel@vger.kernel.org, davem@davemloft.net Subject: Re: BUG: Unusual TCP Connect() results. Message-ID: <20050611143841.GA1851@alpha.home.local> References: <42A8ABDB.6080804@unixtrix.com> <42A9B193.1020602@stud.feec.vutbr.cz> <42A9C607.4030209@unixtrix.com> <42A9BA87.4010600@stud.feec.vutbr.cz> <20050610222645.GA1317@pcw.home.local> <42AB046D.1020607@unixtrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <42AB046D.1020607@unixtrix.com> User-Agent: Mutt/1.4i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sat, Jun 11, 2005 at 03:34:05PM +0000, Alastair Poole wrote: > Should something be down to change this new behaviour to that of older > kernels? Or is this a feature that should stay? As David said, the simultaneous connect has always been there. The new behaviour you observe might be the fact that the source port allocator sometimes returns an address which is identical to the destination, and that can seem somewhat strange. But I don't know if it's a new behaviour or if it never showed up before because of race conditions. Willy