Building a robust Zookeeper client : connection management

To support high available Zookeeper service, we need to configure Zookeeper ensemble. But this is not enough. we need to understand how client manages connection to Zookeeper server. For test, I set up a Zookeeper ensemble. (port : 2181, 2182, 2183) After then, write a test client with 2 important parameters - 1) connect string … Continue reading Building a robust Zookeeper client : connection management

Building Zookeeper cluster

Zookeeper is a cluster management solution. Therefore, Zookeeper needs to be set up as a cluster. If not, it can be the Single Point of Failure. Zookeeper cluster is called "ensemble". How to set up ensemble (based on v3.4.10) Basic config for a single Zookeeper is as follows. To change it into ensemble, add some … Continue reading Building Zookeeper cluster