From mboxrd@z Thu Jan 1 00:00:00 1970 From: Patrick McHardy Subject: Re: [Bugme-new] [Bug 7278] New: forcedeth slowed down by traffic shaping Date: Wed, 11 Oct 2006 13:51:23 +0200 Message-ID: <452CDABB.9050306@trash.net> References: <20061011114350.GA3947@ff.dom.local> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15 Content-Transfer-Encoding: 7bit Cc: Andrew Morton , netdev@vger.kernel.org, kernel-bugzilla@future.shiny.co.il, "bugme-daemon@kernel-bugs.osdl.org" Return-path: Received: from stinky.trash.net ([213.144.137.162]:9630 "EHLO stinky.trash.net") by vger.kernel.org with ESMTP id S1161034AbWJKLt6 (ORCPT ); Wed, 11 Oct 2006 07:49:58 -0400 To: Jarek Poplawski In-Reply-To: <20061011114350.GA3947@ff.dom.local> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org Jarek Poplawski wrote: > On 07-10-2006 02:22, Andrew Morton wrote: > >>On Fri, 6 Oct 2006 17:18:13 -0700 >>bugme-daemon@bugzilla.kernel.org wrote: >> >> >>>http://bugzilla.kernel.org/show_bug.cgi?id=7278 >>> >>> Summary: forcedeth slowed down by traffic shaping >>> Kernel Version: 2.6.16 >>> Status: NEW >>> Severity: normal >>> Owner: jgarzik@pobox.com >>> Submitter: kernel-bugzilla@future.shiny.co.il >>> >>> >>>When assigninig a simple Tocket Bucket Filter (TBF) classless trafic shaping >>>policy to the eth0 device (provided by forcedeth), the device's upstream speed >>>drops to ~12kbyte/s, regardless of the traffic limit I set in the shaping rule. >>>In fact, the traffic limit values could be larger than the connection's >>>throughput and it'll still limit to mere 12kbyte/s. Once I revert the rule to >>>pfifo_fast, the rate resumes to the connection's real one (64kbyte/s). >>> >>>If I set the TBF lower than 96kbit on eth0, it indeed applies; in other words, I >>>can make the connection slower than 12kbyte/s but not faster. >>> >>>If I assign the same rule to ppp0, it works just as intended, for rules higher >>>than 12kbyte/s, leading me to believe forcedeth has something to do with it. >>> >>>(Is there any module parameter I can try tweaking?) > > > Isn't it to unpolite to expect from the submitter some details > like this tbf rule or testing with other kernel version? The TBF command would be a good start to make sure its not a configuration error.