From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jarek Poplawski Subject: Re: [PATCH] af_packet: Don't use skb after dev_queue_xmit() Date: Mon, 18 Jan 2010 23:08:14 +0100 Message-ID: <20100118220814.GG3157@del.dom.local> References: <20100117221746.GA3161@del.dom.local> <4B53906B.2020608@majjas.com> <20100117230531.GC3161@del.dom.local> <4B539A0A.2000504@majjas.com> <20100118073018.GA6270@ff.dom.local> <4B548C6B.10607@majjas.com> <20100118204658.GC3157@del.dom.local> <4B54CB0D.5070604@majjas.com> <20100118212516.GE3157@del.dom.local> <4B54D50C.90608@majjas.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Stephen Hemminger , David Miller , akpm@linux-foundation.org, flyboy@gmail.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org To: Michael Breuer Return-path: Content-Disposition: inline In-Reply-To: <4B54D50C.90608@majjas.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Mon, Jan 18, 2010 at 04:39:24PM -0500, Michael Breuer wrote: > Some output from tc -s qdisc: ... > After the conclusion of the test: > qdisc pfifo_fast 0: dev eth0 root refcnt 2 bands 3 priomap 1 2 2 2 > 1 2 0 0 1 1 1 1 1 1 1 1 > Sent 244900497 bytes 3416350 pkt (dropped 0, overlimits 0 requeues 0) > rate 0bit 0pps backlog 0b 0p requeues 0 > qdisc pfifo_fast 0: dev eth1 root refcnt 2 bands 3 priomap 1 2 2 2 > 1 2 0 0 1 1 1 1 1 1 1 1 > Sent 564380 bytes 4708 pkt (dropped 0, overlimits 0 requeues 0) > rate 0bit 0pps backlog 0b 0p requeues 0 Great! > > > During the test, 8.9GB received; 232.9MB sent). > > I also connected a second device through the wifi router. I was able > to ping that device w/o loss while DHCP packets were being dropped > to the other connected device. Could you remind us if the problem is always with this first device? Btw, I wonder if you could test it skipping the (HP?) switch? Jarek P.