question about caching & bind

bill bmanning at karoshi.com
Thu Feb 19 02:08:34 UTC 2004


	you might be able to "re-prime" the cache from a non-auth
	source, but itis much better practice to get the data from
	authortative sites.   e.g. nearly everyone will tell you
	this is wasted effort.

--bill

> 
> I appreciate your reply, although the "toy-operating systems" comment
> was really unnecessary. It happens, servers get re-booted, its a fact
> of life, but I still manage to sleep at night. I realize keeping the
> server up is the main goal, however my question still stands. Can I
> re-prime the cache as explained or is this is wasted effort.
> 
> regards,
> Joel
> 
> On Wed, 18 Feb 2004 06:57:00 +0000 (UTC), phn at icke-reklam.ipsec.nu
> wrote:
> 
> >joe <bonggo at nospam.rocketmail.com> wrote:
> >> Hi,
> >
> >>   I currently run a split DNS scenario and was wondering about caching
> >> to possibly improve performance. Is it possible or even advisable to
> >> have 1 or more DNS servers (say internally for arguments sake) utilize
> >> another separate bind caching only server ? My thinking is that if one
> >> or both of the servers is rebooted I lose the rich cache it has
> >> created and it would be nice to prime the lost cache quicker. If so
> >> what is considered best practice ?
> >
> >Keeping nameserver(s) running and avoiding forwarding might be
> >considered "best practice"
> >
> >"rebooting nameserver" ?? If you are thinking of toy-operating systems, 
> >there is other places to discuss "how often" and "why" rebooting before crash.
> >
> >> thanks,
> >> Joel
> 
> 



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