Round Robin Weight

Sam Trenholme strenholme.usenet at gmail.com
Wed Nov 10 21:59:53 EST 2010


> I've been using mara for about 5 or 6 years now, and been using the round
> robin method to load balance on a multi-homed network.

Both MaraDNS and Deadwood allow crude load balancing via rotation of
resource records.  It's a cool feature but one that I would not have
implemented today if I knew then what I know now--it has caused bugs
to pop up, both in MaraDNS and in Deadwood.

> One of connections is now much larger than the other and I'd like to set a
> higher weight in the DNS replies.  say  2:1
> I tried adding extra (identical) records to stack the deck but no change.
> Short of adding another IP is their a weight or other option that would
> work?

One option is to use a TCP load balancer to give one IP three times
the weight of the other IP.  Another is to use SRV records, but I
don't think there is widespread browser support for those.

- Sam


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