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Date: Tue, 08 Jan 2008 22:41:44 -0800 (PST) From: David Miller <davem@...emloft.net> To: jheffner@....edu Cc: andi@...stfloor.org, ilpo.jarvinen@...sinki.fi, lachlan.andrew@...il.com, netdev@...r.kernel.org, quetchen@...tech.edu Subject: Re: SACK scoreboard From: John Heffner <jheffner@....edu> Date: Tue, 08 Jan 2008 23:27:08 -0500 > I also wonder how much of a problem this is (for now, with window sizes > of order 10000 packets. My understanding is that the biggest problems > arise from O(N^2) time for recovery because every ack was expensive. > Have current tests shown the final ack to be a major source of problems? Yes, several people have reported this. It's a real issue, and it's only going to get worse. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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