[Pdns-users] Round Robin DNS - NOT?!?!

[Justin Hammond]

> Hi,
> I'm attempting to setup a Round Robin DNS, that is one entry with
> multiple IP addresses.
> 
> Bind8/9 seem to randomize the answer section in dig:
> 
> Bind9 server try one:
> ;; ANSWER SECTION:
> irc.irc-chat.net. 300 IN A   202.181.4.129
> irc.irc-chat.net. 300 IN A   203.208.228.144
> irc.irc-chat.net. 300 IN A   216.218.235.254
> irc.irc-chat.net. 300 IN A   66.36.230.118
> 
> Bind9 Server try two:
> ;; ANSWER SECTION:
> irc.irc-chat.net. 300 IN A   203.208.228.144
> irc.irc-chat.net. 300 IN A   216.218.235.254
> irc.irc-chat.net. 300 IN A   66.36.230.118
> irc.irc-chat.net. 300 IN A   202.181.4.129
> 
> But PDNS (2.9.7) always answers with the same order:
> 
> PDNS Try one:
> ;; ANSWER SECTION:
> irc.irc-chat.net. 300 IN A   66.36.230.118
> irc.irc-chat.net. 300 IN A   202.181.4.129
> irc.irc-chat.net. 300 IN A   203.208.228.144
> irc.irc-chat.net. 300 IN A   216.218.235.254
> 
> PDNS Try two:
> ;; ANSWER SECTION:
> irc.irc-chat.net. 300 IN A   66.36.230.118
> irc.irc-chat.net. 300 IN A   202.181.4.129
> irc.irc-chat.net. 300 IN A   203.208.228.144
> irc.irc-chat.net. 300 IN A   216.218.235.254
> 
> (you can test this at bind9 primary: www.dynam.ac pdns secondary:
> nurgle.my-ho.st)
> 
> I'm using gmysql backend, and its running on Linux (RedHat 8)
> 
> Unfortunately, one server in the round robin seems to be taking extra
> load, and its not really load balancing here...
> 
> Am I right in assuming that pdns doesnt randomize the answers here,
> and is there any solution to the problem?
> 
> Regards
> 
> Justin Hammond