Why Zookeeper is always configured with odd number of nodes ?

This is a 2 min readSomeone 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