For recursive DNS servers, please run something that is 9.5 or later as there were significant improvements in the cache handing that address what you are describing
Joao On 17 Nov 2010, at 20:26, blrmaani wrote: > I see a peculiar behavior on my DNS server. The named CPU reaches 90% > + every 10 minutes and my monitoring software keeps paging me. > > I have a DNS host running FreeBSD 7.x, running BIND 9.4.x on a 2-CPU > machine with 4GB RAM. It is a recursive DNS server. > > Any pointers on how to find out the reason for high CPU. I know that > this machine is not DDOSed > > Thanks > > Maani > _______________________________________________ > bind-users mailing list > bind-users@lists.isc.org > https://lists.isc.org/mailman/listinfo/bind-users _______________________________________________ bind-users mailing list bind-users@lists.isc.org https://lists.isc.org/mailman/listinfo/bind-users