Date: Fri, 11 Sep 1998 18:26:22 +0200 (MET DST) From: Luigi Rizzo <luigi@labinfo.iet.unipi.it> To: dennis@etinc.com (Dennis) Cc: oppermann@pipeline.ch, mike@smith.net.au, ulf@Alameda.net, hackers@FreeBSD.ORG Subject: Re: Packet/traffic shapper ? Message-ID: <199809111626.SAA20127@labinfo.iet.unipi.it> In-Reply-To: <199809111646.MAA05628@etinc.com> from "Dennis" at Sep 11, 98 12:59:00 pm
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> Ours is a true bandwidth limiter (ie, specific types of traffic can be > limited to very specific bandwidth specifications. same for dummynet > ET/BWMGR can also operate with very high levels of traffic and with > hundreds of limits with little overhead. well this i cannot really say because it uses ipfw for filtering (although i have implemented a jump optimization in the ipfw rule scanning which lets you arrange rules in a tree with cost proportional to the length of the actual search path as opposed to the original ipfw which had to scan the whole list. > >It remains as a fact that, as it is now, ALTQ implements WFQ and RED, > >whereas dummynet does not. > > Doesnt dummynet run in user space? not at all. it runs completely in the kernel. cheers luigi To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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