On Sat, May 19, 2012 at 4:29 PM, Adam Carter <adamcart...@gmail.com> wrote: >> Which is the best caching dns server? I'm presently using pdns-recursor, >> which is quite good, but doesn't have option to set minimum ttl (doesn't >> make sense, but some sites like twitter have ridiculously low ttl of 30s). > > The load balancing technology will be slow to respond if the TTLs are > high, so given that responsive load balancing and timely fail over are > good things, it does make sense. IIRC the F5 default is 20 seconds. Be > careful if you are going to break DNS, there may be consequences > you're not aware of. >
I know that. Just experimenting things, because if I can cache it locally, it would be quicker for me. >> Also, it isn't able to save cached entries to file so that it can be >> restored on next boot. Any option? >> >> I am keeping my box 24x7 on because it serves as dns on my small home wifi, >> not acceptable to me, because network is almost off at night (only phone) >> and I have my router as secondary dns. > > Can you re-phrase that? - its hard to understand what the problem is. > Persistence across multiple boots/reboots. I found pdnsd which can do that, trying that out now. -- Nilesh Govindarajan http://nileshgr.com
