Building Auto Scaling System with LB & ASG on AWS
This blog lists the sequences of AWS services you have to setup for a scalable system. It is not required to setup in this sequence, but I found it is one of straight forward and the easiest way. AWS Certificate Manger Create SSL certificate for your system URL and import it. You can reimport for […]
[AWS] RDS Instance changes in the cluster with no (much less?) Downtime.
(Source: https://stackoverflow.com/questions/54708210/how-to-change-aws-rds-instance-type-without-downtime) Instead of changing the instance type of the current instance, Add a new instance first. Then, you can delete the old instance in the cluster. There is no way to add the writer instance, So. In order to change the type of a writer instance. This way you will have nearly no downtime. […]