From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michal Soltys Date: Mon, 07 Jul 2014 10:08:43 +0000 Subject: Re: HFSC not working as expected Message-Id: <53BA71AB.3080003@ziu.info> List-Id: References: <53AC30A8.2080403@yescomputersolutions.com> In-Reply-To: <53AC30A8.2080403@yescomputersolutions.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: lartc@vger.kernel.org On 2014-07-06 18:42, Andy Furniss wrote: > Alan Goodman wrote: > >> I added 'stab overhead 40 linklayer atm' to my root qdisc line since >> I am confident my connection uses LLC multiplexing. This transformed >> the hfsc based shaper to being the most accurate I have so far >> experienced. I am able to set tc upload limit by the sync speed, and >> tc downstream by the sync minus 12% which accounts for some rate >> limiting BT do on all lines (they limit downstream to 88.2% of sync >> rate). > > If you have the choice of pppoa vs pppoe why not use a so you can use > overhead 10 and be more efficient for upload. > For the record - choosing PPPoE usually allows switching [very cheap] adsl routers into bridge mode - avoiding their connection tracking limits altogether (great for torrents) and getting public ip on linux machine easily.