Someone in Quora.com asked me “Why Zookeeper is always configured with odd number of nodes ?”. Well, thats a great question but sad part is, not even many practitioners, even those who use Zookeeper in production can explain it simply. I will try to keep this really simple, I promise. ZooKeeper (ZK) is a highly-available, highly-reliable and… Continue reading
Posts Tagged → zookeeper
What the heck is Apache ZooKeeper anyway ?
Here is an attempt to intuitively explain how ZooKeeper works and how it can used. 1. At a High level ZooKeeper is a service for sure – that provides access to clients to a tree like structure or a hierarchical namespace as ZooKeeper documentation says. So why we need this tree ? Of course for… Continue reading