Set Up High Availability PostgreSQL Cluster Using Patroni on Cloud Raya

PostgreSQL is a powerful OpenSource, an object-relational database management system that extends the SQL language with many features. Meanwhile, Patroni is an OpenSource python package that we can use to manage and automate the deployment of PostgreSQL HA Clusters. Little information, Patroni was developed by Zalando. Prerequisite To follow this tutorial, we need three VM…

Cloud Raya Load Balancer, Solution to Distribute Load Equally

Load Balancer, a single point entry to distribute load between servers and also can act as a proxy for the backend server behind it. Cloud Raya loadbalancer implements a TCP-level with three policies: round-robin, Least connection, and Source IP. Round-robin load balancing: Client request are forwarded to each server in turn Least connection load balancing:…