Service Discovery: Zookeeper vs etcd vs Consul

The more services we have, the bigger the chance for a conflict to occur if we are using predefined ports.…

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ZooKeeper for Microservice Registration and Discovery

In a microservice world, multiple services are typically distributed in a PaaS environment. Immutable infrastructure, such as those provided by…

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How to: Refine Hive ZooKeeper Lock Manager Implementation

Hive has been using ZooKeeper as distributed lock manager to support concurrency in HiveServer2. The ZooKeeper-based lock manager works fine…

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Hazelcast member discovery using Curator and ZooKeeper

At one project I was setting up Hazelcast cluster in a private cloud. Within cluster all nodes must see each…

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ZooKeeper on Kubernetes

The last couple of weeks I’ve been playing around with docker and kubernetes. If you are not familiar with kubernetes…

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ZooKeeper, Curator and How Microservices Load Balancing Works

How Zookeeper makes sure that every worker happily gets some stuff to do from job delegating manager. Apache ZooKeeper is…

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Coordination and service discovery with Apache Zookeeper

Service-oriented design has proven to be a successful solution for a huge variety of different distributed systems. When used properly,…

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What is Big Data – Theory to Implementation

What is Big Data? You may ask; and more importantly why it is the latest trend in nearly every business…

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