Friday, March 28, 2014

ZooKeeper fundamentals, deployment, and applications

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Apache ZooKeeper is a high-performance coordination server for distributed applications. It exposes common services -- such as naming and configuration management, synchronization, and group services -- in a simple interface, relieving the user from the need to program from scratch. It comes with off-the-shelf support for implementing consensus, group management, leader election, and presence protocols. In this article, we will explore the fundamentals of ZooKeeper, then walk through a guide to set up and deploy a ZooKeeper cluster in a simulated miniature distributed environment. We will conclude with examples of how ZooKeeper is used in popular projects.

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