[oclug] Caching nameserver lookups?
tomg at em.ca
Fri Apr 30 22:50:02 EDT 2004
On Fri, Apr 30, 2004 at 10:39:10PM -0400, Mike Hoye wrote:
> For some reason, it takes me half a minute, sometimes more, to from
> "Resolving (whatever)" to "Transfering data from (whatever)". And
> if I reload that same page, it takes the same amount of time.
Your /etc/resolv.conf might have entries that don't work. Trying
testing each name server listed there like this:
| host www.example.com 192.0.0.2
> That info can be cached locally, I would think. That would speed
> the process up, so there must be a setting somewhere I can tweak
> to get that to work right. What should I be looking for here?
Yeah, lots of people set up local nameserver caches, though on highspeed
it's generally better to use your ISP's. But if you're waiting more
than say two seconds, something's broken.
Tom Goulet, tomg at em.ca, D8BAD3BC, http://web.em.ca/~tomg/contact.html
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