On Oct 19, 2013, at 9:34 PM, brett smith <brett.s9...@gmail.com> wrote:
> When all the Windows PC's are switched to our resolver, bind stops responding. What does "stops responding" mean? Any logs? > rndc querylog shows queries coming thru, I changed tcp-clients from > 1000 to 10000 but DNS seems lagging, so we switched back to the > original Windows Domain resolver. Are you really getting that many TCP based queries? If so, something is seriously broken. > Besides increasing open files > tuning, what TCP / sysctl or named.conf settings can be set to > optimize / speed up DNS queries? Because it seems that Windows clients > use TCP instead of UDP when looking at netstat on the server. Fix your windows clients. AlanC -- Alan Clegg | +1-919-355-8851 | a...@clegg.com
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