From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qt0-x234.google.com (mail-qt0-x234.google.com [IPv6:2607:f8b0:400d:c0d::234]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by lists.bufferbloat.net (Postfix) with ESMTPS id A931A3B29E for ; Wed, 25 Jul 2018 00:35:16 -0400 (EDT) Received: by mail-qt0-x234.google.com with SMTP id a5-v6so6433366qtp.2 for ; Tue, 24 Jul 2018 21:35:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:from:date:message-id:subject:to :content-transfer-encoding; bh=iTJ+kWDP8pU7yHZogxtiq782XY7we2NWQPAwE4e9yXk=; b=syOTex+YRI9D+8YJFEcKBleIYYeJAj82WScaMccaTVBk5UVsdpO3N1J79+QzYyQOl0 lP+ji8IeKcSEjft/vU2sA0LOTceRB4+Ihisa8yqxKmN+L0zabCy9LwVGzvUDssonaEH7 tGSbQQ41pBjdtDtfptGSmPMbdIYSeEsKPdVIDPw1xT6GJAx/8Kv1u/Gpp81imNsAP4g4 cKVzg61Dpcj31QsT1LJqR5P+pruziaHYf3WXuJfNz/mXGHi5ENlGKDEl3ctsJhuBGOcz wOYJ3HF3uh99DOf1HzC2SyzP0710Ad8eVuxgoB2yMYLfRo3lB7MATibNtE9m5GE5GBCE nWsg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:from:date:message-id :subject:to:content-transfer-encoding; bh=iTJ+kWDP8pU7yHZogxtiq782XY7we2NWQPAwE4e9yXk=; b=JfQwTr4aXccf3F//O1H3UvVWd7RlIRiLiv+5PTaXODyieXhLgMgdjvoZZK3p4EgtAl tfhfZm14bZ46cYT7IwyyzrcHyiNMfknpm0hYRgI9RkfaUuO9RhH1SQT6V2HTh6QN17Nh m+pFsRUWNXMBd6kcOBZBTA359N9CRMt15ELV3moll1zR18GVLdzlY9ErlMnAfqPoo9Y9 bW7PZFZ7Qja5DBc2soya29+6L7Wyo2DSquekQq7fY5efVFkgqx47JJzULQsu+USJvUn9 iZKvOFqf3CS6rW0UKQjBkTNdP8CS+4Ur7lnV0xlcbrjq6Zp6/U0f/SequSTHfAkv2bIw KmYQ== X-Gm-Message-State: AOUpUlF891GRssICXKXnObCPf67eCaYQe3Df2DdEeoWfQcRQWpborQw3 ySaCAZ+lwnOIEMB6i76PQTiPXFlbzGtKRbs03Sze910x X-Google-Smtp-Source: AAOMgpd0cnvpQGjBzUe3T0i8AmKI3ZGzHf+LLGUuXzqB3PLabplKIFN7NanX9SSpyKxO0siAgEY54JdkQlGGR+ffTJQ= X-Received: by 2002:a0c:d788:: with SMTP id z8-v6mr17522239qvi.71.1532493315991; Tue, 24 Jul 2018 21:35:15 -0700 (PDT) MIME-Version: 1.0 References: From: Dave Taht Date: Tue, 24 Jul 2018 21:35:04 -0700 Message-ID: To: Cake List Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Subject: Re: [Cake] quick patch for split_gso X-BeenThere: cake@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: Cake - FQ_codel the next generation List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 25 Jul 2018 04:35:16 -0000 On Tue, Jul 24, 2018 at 9:32 PM Dave Taht wrote: > > and... whew - even at a gbit, this makes bql's estimator get a smaller va= lue. > > root@spaceheater:/sys/class/net/enp6s0/queues/tx-0/byte_queue_limits# cat= limit > 130554 > tc qdisc replace dev enp6s0 root cake bandwidth 1gbit > run netperf a few times root@spaceheater:/sys/class/net/enp6s0/queues/tx-0/byte_queue_limits# cat l= imit 42392 I was puzzled there for a while as to why line rate interpacket latency was so much worse in the "final" version that went upstream. I think BQL was even lower when I was testing on a different box than spaceheater > > On Tue, Jul 24, 2018 at 9:11 PM Dave Taht wrote: > > > > I was happy to see the API didn't need to get modified. > > > > Not even compile tested patch attached. > > > > also, in looking at the gso code, when enabled, is there any way to pul= l the > > actual packets out in the stats? > > > > -- > > > > Dave T=C3=A4ht > > CEO, TekLibre, LLC > > http://www.teklibre.com > > Tel: 1-669-226-2619 > > > > -- > > Dave T=C3=A4ht > CEO, TekLibre, LLC > http://www.teklibre.com > Tel: 1-669-226-2619 --=20 Dave T=C3=A4ht CEO, TekLibre, LLC http://www.teklibre.com Tel: 1-669-226-2619