Date: Thu, 18 Oct 2001 10:50:17 -0700 From: Luigi Rizzo <rizzo@aciri.org> To: Kenneth Wayne Culver <culverk@wam.umd.edu> Cc: freebsd-questions@FreeBSD.ORG, freebsd-hackers@FreeBSD.ORG Subject: Re: altq question. Message-ID: <20011018105017.A82131@iguana.aciri.org> In-Reply-To: <Pine.GSO.4.21.0110181341050.15469-100000@rac1.wam.umd.edu> References: <Pine.GSO.4.21.0110181341050.15469-100000@rac1.wam.umd.edu>
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On Thu, Oct 18, 2001 at 01:46:06PM -0400, Kenneth Wayne Culver wrote: > I was wondering if anyone had ever used altq to throttle people on an adsl > connection. Basically what I want to do make each user share bandwidth > evenly, but in such a way that they can use all the available bandwidth > individually if nobody else is using it. However, I also want to be able > to set aside some of that bandwidth for ssh. The problem is on my machine, > with dummynet, I can do all this, but when I set it up to limit both > incoming (608Kbit/s) and outgoing (128Kbit/sec) connections, the ping time > through the machine goes up by 5 seconds, if I turn off the queuing either you have set the bandwidth wrong (does "ipfw pipe show" list the speed you want for the pipes ? can you post its output ?) or you are doing the measurement on a saturated link, in which case when you use dummynet with dynamic queues you have a lot more buffering going on, and this would explain why you see higher ping times (but perhaps without it you see some large amount of losses) ? cheers luigi > options on the outgoing connections/packets, the ping returns to > normal. Also, I can't figure out with altq how to set up different > incoming and outgoing bandwidths. Does anyone have any experience doing > anything like this with altq? if not, can someone tell me how to fix my > ping problem with dummynet? Thanks. > > Ken > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-hackers" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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