Date: Thu, 07 Jul 2005 13:02:03 -0400 From: Newcub Admin <admin@newcub.kcnet.org> To: "freebsd-isp@freebsd.org" <freebsd-isp@freebsd.org> Cc: John Von Essen <john@essenz.com> Subject: Re: rndc reload and BIND9 Message-ID: <42CD600B.5030805@newcub.kcnet.org> In-Reply-To: <20050706183443.0C73843D48@mx1.FreeBSD.org> References: <20050706183443.0C73843D48@mx1.FreeBSD.org>
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Simon wrote: >Yes, reload is graceful, it will only load named.conf and new zones, it >will not touch preloaded zones. Having 2 masters makes no sense, >unless you are actually splitting the zone files between them. Unless >you perform a cold start of your bind, transfers only occur when a serial >number is updated (upon reload) or when a zone expires. > >-Simon > >On Wed, 6 Jul 2005 11:02:04 -0400 (EDT), John Von Essen wrote: > > > >>Following a post I had about BIND9, I need to verify a certain behavior >>with BIND9 and issuing a rndc reload. >> >>Instead, of having a master and slave, I am going to have two masters. One >>master is the real master, the other gets replicated via rsync. The main >>reason for this approach is to cut down on all the zone transfers (we >>have 12,000 domains). >> >>After every hourly rsync, I will issue a rndc reload. If anything has >>changed, named will see it with the new serial number. Does the reload >>keep dns functionality up and running while it performs the reload? >> >>A pure stop and start will take about 55 seconds, which isn't acceptable >>every hour. But if the reload (which appears to take 10 seconds) is >>gracefull and keep existing functionality intact while it reloads, then >>that would be great. Just need to verify. >> >>Thanks >>John >>_______________________________________________ >>freebsd-isp@freebsd.org mailing list >>http://lists.freebsd.org/mailman/listinfo/freebsd-isp >>To unsubscribe, send any mail to "freebsd-isp-unsubscribe@freebsd.org" >> >> >> > > >_______________________________________________ >freebsd-isp@freebsd.org mailing list >http://lists.freebsd.org/mailman/listinfo/freebsd-isp >To unsubscribe, send any mail to "freebsd-isp-unsubscribe@freebsd.org" > > > Have you considered using powerdns www.powerdns.com. It uses MySQL for a backend, so there are no config files to maintain, and you can easily replicate the database to distribute the load. I can't yet testify to its ability to withstand a heavy loads, because I have not put it in production. So far in my testing, it is working flawlessly. Rob Harrington KCnet
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