From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wi0-f169.google.com (mail-wi0-f169.google.com [209.85.212.169]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority" (verified OK)) by huchra.bufferbloat.net (Postfix) with ESMTPS id 0DB5720061E for ; Sat, 5 May 2012 13:36:13 -0700 (PDT) Received: by wibhm17 with SMTP id hm17so2086767wib.4 for ; Sat, 05 May 2012 13:36:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=subject:from:to:cc:in-reply-to:references:content-type:date :message-id:mime-version:x-mailer:content-transfer-encoding; bh=q2zI4VgB6HiAthGTq4R/8Vaj6jEhwfl2mmI3IenmIdg=; b=q+gLjD1g15ovMLqULc2mKgHQjbwasuFtbPEbdU/4Mm7OuyoFezjO3ceRSCRu8xDLBB dHlni8TpeoVQMvk/oDEuejNgJFpEZv/HfsPgHOatN2+qUzXT9xG9kyIwjl5EnpCLsEFj ygxk00isQ7ypMsljqh25wTIetbOKA+U2NcuyfIofeEvtOFpA3Bh4dDf98QsuCa/yUHM6 9tVy9KDKAvKXIy3DK/+eLRZFo4Fk88MtexFIF/CMWi+GxoW2kZ2vmmWMx3td6aL8Z09V 8j7twxsqEo98XPGbKfhH8TR6IgI/0okbBBwU8Ay0nHVInL8ugd1MfLIH1hdA2GpWIv9V n4oA== Received: by 10.180.104.231 with SMTP id gh7mr23060284wib.10.1336250172069; Sat, 05 May 2012 13:36:12 -0700 (PDT) Received: from [172.28.130.107] ([74.125.122.49]) by mx.google.com with ESMTPS id fn2sm13160439wib.0.2012.05.05.13.36.09 (version=SSLv3 cipher=OTHER); Sat, 05 May 2012 13:36:10 -0700 (PDT) From: Eric Dumazet To: Dave Taht In-Reply-To: <1336249251.3752.558.camel@edumazet-glaptop> References: <1336217671-20384-1-git-send-email-dave.taht@bufferbloat.net> <1336218794.3752.508.camel@edumazet-glaptop> <1336229343.3752.516.camel@edumazet-glaptop> <1336249251.3752.558.camel@edumazet-glaptop> Content-Type: text/plain; charset="UTF-8" Date: Sat, 05 May 2012 22:36:08 +0200 Message-ID: <1336250168.3752.560.camel@edumazet-glaptop> Mime-Version: 1.0 X-Mailer: Evolution 2.28.3 Content-Transfer-Encoding: 7bit Cc: codel@lists.bufferbloat.net, Dave =?ISO-8859-1?Q?T=E4ht?= Subject: Re: [Codel] [PATCH v5] pkt_sched: codel: Controlled Delay AQM X-BeenThere: codel@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: CoDel AQM discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 05 May 2012 20:36:14 -0000 On Sat, 2012-05-05 at 22:20 +0200, Eric Dumazet wrote: > I believe we should allow the last packet to be sent even if > sch->qstats.backlog >= q->minbytes > > Hmm... this means we should do the > sch->qstats.backlog -= qdisc_pkt_len(skb); > right after the calls to __skb_dequeue(&sch->q); > > (and not in the codel_drop() or at end of codel_dequeue()) > > I am also adding a dump_stats capability, so I'll resend a v6 (So that we can check runtime param like 'q->count' and other interesting stuff)