Testing and timing RDS/MySQL scheduled downtime with PHP

Something I was asked at work recently was “if we do this to the server, how long will it be unavailable for?” and usually the answer would be easy… however in certain circumstances you may not know. One of these is Amazon RDS, whereby you don’t really know what happens when you reboot or change ...

Register EC2 Instances to more than one Elastic Load Balancer

For whatever reason, you may need to use more than one Elastic Load Balancer with your cluster of EC2 Instances; using a temporary domain that requires SSL for example (because you can only use one SSL certificate per ELB) where you need to point more than one domain with different SSL certificates to the same ...