*BSD News Article 67432


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From: Rahul Dhesi <dhesi@rahul.net>
Newsgroups: comp.unix.bsd.freebsd.misc
Subject: Re: FreeBSD as a router
Date: 1 May 1996 18:20:45 GMT
Organization: a2i network
Lines: 18
Message-ID: <4m8a1t$7rr@samba.rahul.net>
References: <4lfm8j$kn3@nuscc.nus.sg> <4m0mht$qcl@skipper.netrail.net> <4m1pjc$nle@itchy.serv.net> <DqMLuC.2xo@ritz.mordor.com> <4m39q0$bqu@shellx.best.com>
NNTP-Posting-Host: waltz.rahul.net
NNTP-Posting-User: dhesi

In <4m39q0$bqu@shellx.best.com> rcarter@shellx.best.com (Russell Carter) writes:

>TCP STREAM TEST to gelifast
...
>Size   Size    Size     Time     Throughput  
>bytes  bytes   bytes    secs.    10^6bits/sec  

> 32768  32768   8192    60.01      40.99   

What happens to the throughput when you have a big routing table with,
say, 30,000 entries, and verious-sized prefixes using BGP4?  In that
case each packet to be routed requires a search for the right routing
table entry.  How much route caching does FreeBSD do?  How efficiently
does it search for the longest matching BGP prefix when selecting a
route?
-- 
Rahul Dhesi <dhesi@rahul.net>
"please ignore Dhesi" -- Mark Crispin <mrc@CAC.Washington.EDU>