it maintains the running of worker process, create executor for the tasks in the worker nodes, contacts with driver program, etc.
-- Nan Zhu On Wednesday, January 15, 2014 at 11:37 PM, Manoj Samel wrote: > Thanks, > > Could you still explain what does master process does ? > > > On Wed, Jan 15, 2014 at 8:36 PM, Nan Zhu <zhunanmcg...@gmail.com > (mailto:zhunanmcg...@gmail.com)> wrote: > > you can start a worker process in the master node > > > > so that all nodes in your cluster can participate in the computation > > > > Best, > > > > -- > > Nan Zhu > > > > > > On Wednesday, January 15, 2014 at 11:32 PM, Manoj Samel wrote: > > > > > When spark is deployed on cluster in standalone deployment mode (V 0.81), > > > one of the node is started as master and others as workers. > > > > > > What does the master node does ? Can it participates in actual > > > computations or does it just acts as coordinator ? > > > > > > Thanks, > > > > > > Manoj > > >
