From owner-freebsd-stable  Sat Nov 18  8:15: 6 2000
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From: Randy Bush <rbush@bainbridge.verio.net>
To: "Rodney W. Grimes" <freebsd@gndrsh.dnsmgr.net>
Cc: davids@webmaster.com (David Schwartz),
	freebsd-stable@FreeBSD.ORG (FreeBSD Stable)
Subject: Re: New US CVSup mirrors
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Date: Sat, 18 Nov 2000 08:15:00 -0800
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> Actually any perl weenie worth $15.00 hour should be able to codify a fully
> automated solution to this problem in less than 8 hours.  
> 
> cvsup-master.freebsd.org already has the data on what servers are actively
> updating from the master via the cvsupd.log file.  Infact it knows exactly
> what collection was updated on what server at what time.
> 
> Prune that data to a list of ``active and reasonably up to date servers''
> and send dynamic DNS updates... viola automagic system.  Hell we had a perl
> hacker around here that made ${User}.portmaster.isp.com track who had what
> IP address assigned when they logged in via dynamic DNS.

turns out that, in operational reality, these hacks don't scale.  they are
not stable, they rely on centralization, ...  they'll work for a small game,
but the problems increase super-linearly with scale.

randy


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