Date: Wed, 8 Dec 2004 00:41:35 -0500 From: chip <chip.gwyn@gmail.com> To: freebsd-net@freebsd.org Subject: Re: TCPDUMP bandwidth capability Message-ID: <64a8ad980412072141247659e9@mail.gmail.com> In-Reply-To: <20041207025917.43855.qmail@web42103.mail.yahoo.com> References: <20041207025917.43855.qmail@web42103.mail.yahoo.com>
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On Mon, 6 Dec 2004 18:59:17 -0800 (PST), asdfasdfasd asdfds <toddcook41@yahoo.com> wrote: > Hello, > > For those who use TCPDUMP, how much bandwidth have you > been able to monitor with it without dropping packets? > I've seen it said that BSD is much better for this > type of thing than Linux, but numbers are heard to > come by. Right the right NICs and processing power, > is line-rate 1Gbps possible? > > Thanks, > Todd Take a look at http://luca.ntop.org/Ring.pdf It has some real numbers to look at that should guide you in your quest for monitoring bliss. You might also want to check the NANOG mailing list archives (http://nanog.org) for some further information. I think there was a fairly recent discussion of this. --chip -- Just my $.02, your mileage may vary, batteries not included, etc....
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