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Date: Tue, 06 Dec 2011 07:02:57 +0100 From: Eric Dumazet <eric.dumazet@...il.com> To: "John A. Sullivan III" <jsullivan@...nsourcedevel.com> Cc: netdev@...r.kernel.org Subject: Re: Latency difference between fifo and pfifo_fast Le lundi 05 décembre 2011 à 23:10 -0500, John A. Sullivan III a écrit : > Hello, all. We are trying to minimize latency on our iSCSI SAN. The > network is entirely dedicated to the iSCSI traffic. Since all the > traffic is the same, would it make sense to change the qdisc for that > interface to fifo from the default pfifo_fast or is the latency > difference between the two completely negligible? Thanks - John A very small difference indeed. How many packets per second are expected ? What kind of NIC are you using ? -- 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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