you can run a ZK server on the NN; it's not usually that memory or CPU hungry.
Why not start out with it on, and if you do find problems over time, move it away On 15 August 2012 23:20, Venkat Hadoop <[email protected]> wrote: > Hi all, > > We have 48gb nn machine for our cluster. It isn't very heavily used. > Projected mem is less than 20% We now plan to have 3 zookeeper servers. > Is it advisable to run zk process along here name node process for > production? > > What factors do I need to look into to decide if this an option for us? > > Thanks. > VV
