Date: Mon, 2 Jul 2001 15:22:59 -0700 (PDT) From: hsu@FreeBSD.ORG (Jeffrey Hsu) To: luigi@info.iet.unipi.it Cc: freebsd-net@freebsd.org Subject: Re: fastforwarding? Message-ID: <20010702222259.29F3337B401@hub.freebsd.org> In-Reply-To: <200107022109.XAA38398@info.iet.unipi.it>
next in thread | previous in thread | raw e-mail | index | archive | help
> one of them is the (relatively high) interrupt overhead > as reported by many. There is a good description of the problem > in the Click's paper at http://www.pdos.lcs.mit.edu/click/ and > in the Mogul's paper referenced in there. > The advantage of this approach is that you don't have to implement > a real polling system (which can become expensive when the number > of cards in a box becomes large), and that modifications are > relatively small and, especially, device-independent. Hopefully > we will be able to post them soon, after a bit more experiments. Interesting. We've been working on the Lazy Receiver Processing approach (http://www.cs.rice.edu/CS/Systems/LRP) to this problem in combination with polling after processing as suggested by Mogul's paper. As I understand it, your approach has the benefit of simplicity over the LRP approach. Jeffrey To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20010702222259.29F3337B401>