Has anyone figured out how to scale Amazon RDS read replicas?

Question

I\'ve recently set up a read replica to take some of the read load off of my Amazon multi-AZ RDS instance. The Amazon documentation clearly states that it is \"up to your appli

Answer 1

I think HAProxy would be a good option to load balance among multiple read replicas. You can have a config something like this:

 listen mysql-cluster 0.0.0.0:3306
     mode tcp
     balance roundrobin
     option mysql-check user root

     server db01 x.x.x.x:3306 check
     server db02 x.x.x.x:3306 check
     server db03 x.x.x.x:3306 check

where x.x.x.x is the replica endpoint.