Re: Kafka rebalancing behavior on broker failures

2018-04-23 Thread Brett Rann
partitions are never automatically moved. They are assigned to broker(s) and stay that way unless reassignments are triggered by external tools. (leadership can move automatically though, if RF>1). There's more info on partitions and moving partitions at these two links: https://kafka.apache.org/d

Kafka rebalancing behavior on broker failures

2018-04-22 Thread Raghu Arur
I have a few questions on behavior of kafka w.r.t to broker life-cycle changes. 1. When a new broker is added to the cluster, do we need to manually invoke rebalancing or based on the load, kafka automatically invokes rebalancing ? 2. When an active broker goes down, does Kafka moves the partitio