Date: Wed, 2 Oct 1996 08:47:12 -0700 From: james@blacksun.reef.com (James Buszard-Welcher) To: Joe Greco <jgreco@brasil.moneng.mei.com>, james@blacksun.reef.com (James Buszard-Welcher) Cc: cassy@loop.com, freebsd-isp@freebsd.org Subject: Re: RAID Controller Product Message-ID: <9610020847.ZM9039@blacksun.reef.com> In-Reply-To: Joe Greco <jgreco@brasil.moneng.mei.com> "Re: RAID Controller Product" (Oct 2, 8:23am) References: <199610021523.KAA05382@brasil.moneng.mei.com>
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OK, this is now officially a DNS question... On Oct 2, 8:23am, Joe Greco wrote: > Subject: Re: RAID Controller Product > > Wouldn't there be a delay for clients still trying to reach > > your news server? If they have cached an IP address for > > news.wherever.com, and then you took it out of Round Robin, > > would there still be a finite number of clients trying to > > reach that IP address? (Assuming they aren't looking to your > > nameserver and you didn't HUP it). > > > > I'm pretty sure that Netscape doesn't (or at least didn't with > > 2.0) query the nameserver each time... > > Netscape's loss, not mine. If they do not honour my TTL, that is > their own freaking problem. Gotcha. But for the length of your TTL, would there be some of your clients going to the wrong IP address? The one that's down? > Question: > > Would you rather have your service entirely unavailable because > something strange happened and your box panicked and locked up? > Because some malicious soul hacked their way in and decided to > newfs your root filesystem? Etc.? > > I would rather have total redundancy :-) > > ... JG >-- End of excerpt from Joe Greco I'm with ya. I would rather have total redundancy. But it seems like there would be a period where you *didn't* have total redundancy because some clients would still hit the bad IP address because their local-nameserver (for instance) has cached RR A record... do you just lower your TTL to a small number? -- James Buszard-Welcher | ph. (847) 729-8600 | "There is water on the bottom Silicon Reef, Inc. | FAX (847) 729-1560 | of the ocean" - David Byrne
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