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Wed, 5 Oct 2016 15:55:59 +0000 To: References: <70363372-13a0-a88f-840e-b8e10c685ed7@darbyshire-bryant.me.uk> <451e7412-2f27-1421-1bd6-ac2ef45f4cd8@darbyshire-bryant.me.uk> From: Kevin Darbyshire-Bryant Message-ID: Date: Wed, 5 Oct 2016 16:55:54 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.3.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="utf-8"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [2a02:c7f:1216:da2b::4007:25d] X-ClientProxiedBy: VI1PR07CA0014.eurprd07.prod.outlook.com (10.163.160.152) To DBXPR07MB125.eurprd07.prod.outlook.com (10.242.138.151) X-MS-Office365-Filtering-Correlation-Id: cbf4f309-eb35-40a6-9181-08d3ed3819c4 X-Microsoft-Exchange-Diagnostics: 1; DBXPR07MB125; 2:lP3s8E9z60MgQgaZ55G6MDTrvt5OGrC4NQPhwLUB2cO0NujdmsW+Z2wGjWEyBMCnRUMpNsP2aTLSfZ7fqoxeTzirtEAwE3tyHZjJ7LNHKie4XNUxx+GEBj41yQ/xC87Z8uzMH1WuBgvKJgTs1c1TFZx9Isv2uBqexyNJBrL/vGAlC9QI12QiHuAJAEXsMLwvKX0cIW9PnNtq+p6tFs3MtA==; 3:cNTSbkRU1S/QGn0WZJAhwK0Fkt7gUJyUM2DSUSFVaeT8cdldNJjzSEDEHOIKbXdKyNQXarz8Tuu5Yhqm94koOKTst++Ys3BjufjaTmksHWGo4g9/MsWBg9d2MDdYqpDyEV4Zx4D8nqq2u8bJ8BcAAw==; 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(could be flent) > > 2) switching stuff like this > > tc qdisc add dev eth0 root cake bandwidth 700mbit > tc qdisc replace dev eth0 root cake bandwidth 1100mbit # out of cpu, > basically, at 700 mbit > tc qdisc replace dev eth0 root cake unlimited # still stuck at 700mbit > > kept the thing at 700mbits (out of cpu at that point). > > tc qdisc del dev eth0 root cake > tc qdisc add dev eth0 root cake unlimited # native rate of 1gbit achieved > I don't trust tc replace and I'm pretty sure we've been here before.