Distributing DNS load via DHCP
cvicente.lists at gmail.com
Fri Dec 16 16:33:50 UTC 2011
> Also, you might find that these efforts are self defeating, as more client
> requests does not necessarily mean more load. The biggest gains in DNS
> performance come from the caching infrastructure, the bigger the cache is
> allowed to get the faster the server can respond to requests. Utilizing two
> servers, you may see worse response times, on average, due to cache expiries
> or simply the server the user is using may not have looked up a record
> before and has to perform a fully recursive lookup.
True, but fewer and bigger caches make cache poisoning a worse problem.
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