Henry, ZooKeeper is not required to run in the client node, all you need there is a ZK client. It needs to be installed in the cluster for many other purposes than HA, the Twill AM and the containers use it to communicate.
Is having the ZK client library an issue in your scenario? -Andreas. On Thu, Jun 5, 2014 at 4:38 PM, Henry Saputra <[email protected]> wrote: > HI Guys, > > Just curious, looks like ZK is used for HA when client is down so > would it be possible to use Twill to build YARN application without > having ZK installed in the client node? > > Thanks, > > Henry >
