[dnsdist] dnsdist performance

AleŇ° Rygl ales at rygl.net
Mon Apr 3 19:42:55 UTC 2017

> We can't get more than 120/150 kqps
> We don't think it's network related, and doesn't seem to be interface or
> udp stack.


I was struggling with some packet loss some time ago. There was a packet loss 
in the output of netstat -su command.

Finally I was advised to increase to use setMaxUDPOutstanding(65535) which 
worked as a magic.



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