Date: Fri, 26 Mar 2004 16:25:55 -0400 (AST) From: "Marc G. Fournier" <scrappy@hub.org> To: Bakul Shah <bakul@BitBlocks.com> Cc: freebsd-net@freebsd.org Subject: Re: Looking for switch recommendations ... Message-ID: <20040326162515.F90406@ganymede.hub.org> In-Reply-To: <200403261908.i2QJ8lHA078562@gate.bitblocks.com> References: <200403261908.i2QJ8lHA078562@gate.bitblocks.com>
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On Fri, 26 Mar 2004, Bakul Shah wrote: > For 100Mbps ports, the max packet rate in one direction is 10^8/672 == > 148809 pps (packets per sec) per port. So for 24 port full duplex ports > you get an aggregate maximum throughput of 148809*24*2 = 7738068 = > 7.14Mpps (Million pps). For a 48 port switch it is 14.29Mpps. so, the closer the Mpps gets to that 7.1Mpps, the better the switch overall? I take it that has to do with the CPU driving the switch itself, or is there other factors that help drive that # up? ---- Marc G. Fournier Hub.Org Networking Services (http://www.hub.org) Email: scrappy@hub.org Yahoo!: yscrappy ICQ: 7615664
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