Why not always modify the ttl value based upon the dns load?
Thank you,
--
Steve Herber [email protected] work: 206-221-7262
Security Engineer, UW Medicine, IT Services home: 425-454-2399
On Tue, 3 Mar 2009, Ask Bj?rn Hansen wrote:
I experimented a bit with graphing the queries from the nameservers
(before adding new ones I wanted to get a better picture of how
they're used).
Sadly it seems like a HUGE amount of users are fetching time right at
the top of the hour.
http://tmp.askask.com/2009/03/84.45.68.23-daily.png
It's almost tempting to tweak the nameserver so the TTL in the minute
just around the top of the hour is 3-4 hours instead of the usual 20
minutes.
- ask
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