3 is the minimum you can run, if you lose one the remaining 2 cannot reach consensus on who should be the leader.
So my understanding has been that one should probably run at a minimum of 5 nodes. On Thu, Jun 12, 2014 at 1:07 PM, Lahiru Gunathilake <[email protected]> wrote: > Hi Users, > > I have followed the cluster guide and created a zookeeper cluster with 3 > nodes. After a successful start of the cluster I have created few nodes and > everything looked fine. I see one leader and two followers as we expect. > > Now I killed the leader process in machine one and I am waiting for rest of > the two processes to pick a new leader and start serving my requests, but > it seems two followers are simply trying to connect to each other and > throwing errors and whole cluster is not working. Here is my zoo.cfg file. > I tried to restart my leader to see whether cluster comes up automatically, > neither is happening. Am I starting too less server nodes or what is the > issue with my setup. > > tickTime=2000 > initLimit=10 > syncLimit=5 > dataDir=/home/sgg/zookeeper/zookeeper-3.4.6/data > clientPort=2181 > server.1=149.160.172.65:2888:3888 > server.2=156.56.179.104:2888:3888 > server.3=gw110.iu.xsede.org:2888:3888 > > Can someone please correct me if I am doing something wrong. > > Thanks > Lahiru > -- > System Analyst Programmer > PTI Lab > Indiana University >
