Thanks Max and Steven for the response. On Wednesday, February 17, 2016, Stephan Ewen <se...@apache.org> wrote:
> Hi Deepak! > > The "slaves" file is only used by the SSH script to start a standalone > cluster. > > As Max said, TaskManagers register dynamically at the JobManager. > > Discovery works via: > - config in non-HA mode > - ZooKeeper in HA mode > > > > On Wed, Feb 17, 2016 at 10:11 AM, Maximilian Michels <m...@apache.org > <javascript:;>> wrote: > > > Hi Deepak, > > > > The job manager doesn't have to know about task managers. They will > > simply register at the job manager using the provided configuration. > > In HA mode, they will lookup the currently leading job manager first > > and then connect to it. The job manager can then assign work. > > > > Cheers, > > Max > > > > On Tue, Feb 16, 2016 at 10:41 PM, Deepak Jha <dkjhan...@gmail.com > <javascript:;>> wrote: > > > Hi All, > > > I have a question on scaling-up/scaling-down flink cluster. > > > As per the documentation, in order to scale-up the cluster, I can add a > > new > > > taskmanager on the fly and jobmanager can assign work to it. Assuming, > I > > > have Flink HA , so in the event of master JobManager failure, how is > this > > > taskmanager detail is going to get transferred ? I believe new master > > will > > > just read the contents from slaves config file. Can anyone give more > > > clarity on how this is done ? Or, Is it union of slaves and the > > > taskmanager's that are added on the fly ? > > > > > > -- > > > Thanks, > > > Deepak > > > -- Sent from Gmail Mobile
