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North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: Core router bakeoff?
[email protected] (Paul Vixie) writes: > > > BTW, NetBSD with the recent flow cache mods can handle at least > > > 150,000 packets per second. We haven't seen what the actual upper > > > limit is, but that number doesn't seem to be eating a lot of CPU. > > > > Interesting. Have you done any scalability testing? Per-flow state has > > been shown to scale poorly in Internet backbones. > > That was with one flow. The idea of "there basically aren't flows" is not > obvious on first approach to these problems, wouldn't you say, Tony :-)? Not obvious to some, but we sat and watched a significant router vendor make that mistake (despite good advice to the contrary) anyhow. I'd hate to see someone else repeat that mistake. Tony
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