On Sun, Jan 16, 2022 at 01:11:55PM +0330, Hamed Haghshenas wrote: > Hello, > Thanks for your help. I changed them . > > > If you have 8G of RAM, likely the default cache sizes could be enlarged > (max-cache-entries for the record cache and max-packetcache-entries for the > packet cache) > > how calculate the best number for "max-packetcache-entries" and > "max-cache-entries"
This is very mch dependent on usage. Study memory usage and cache hit ratios. > > >Virtulization *could* be an issue, for example when the network interface > is virtualized in a way thet hinders performance. > > I can't change my Platform for now !!! > > >If you are using NAT: this *kills* the performance. See > https://docs.powerdns.com/recursor/performance.html > > I move it to my Edge Network and set Public IP . > > >Depending on kernel version and other factors resuseports and multiple > distributor thread might work better or not, best to start with > reuserport=no and distributor-threads=1, test & measure and then change to > yes and 4 and compare performance on your actual setup. > > My Kernel is 3.10.0-862.el7.x86_64, i set reuserport=no and > "distributor-threads=1", "threads=3" > > >If you see a lot ot bogus results this might impact performance > > "dnssec-log-bogus=yes" removed. > > > entropy-source=/dev/random > > changed to default > > > lowercase-outgoing=yes > > I ignore it. > > > quiet=no > > I need the logs and should export domains to my analyzer platform . There are much better ways to do that, see https://powerdns.com/recursor/lua-config/protobuf.html for logging via protobufs. Again, text logging of all queries is not a good idea. -Otto _______________________________________________ Pdns-users mailing list Pdns-users@mailman.powerdns.com https://mailman.powerdns.com/mailman/listinfo/pdns-users
