We have been doing various experiments in our ec2 web serving cluster to serve maximum traffic at the minimum costs. I thought our experience will be useful to many other people using ec2. We have a web application with nginx + tomcat. We approximately get 200k requests per minute at the peak and about 65K [...]
Amazon ec2 costs can grow very fast if you are not mindful of the Amazon ec2 billing structure. We came across the following ways to save money at our company. Keep machines in the same availability zone Don’t scatter your machines that talk to each other across multiple availability zones. You will end up paying [...]
The default time zone of your RDS database instance is UTC. It simply can not be changed. RDS does not give you super privileges. That is why you won’t be able to change the global time zone by simply executing: SET GLOBAL time_zone = ‘US/Pacific’;
