Default scheduler will only use the new supervisor on doing *storm rebalance* command on the topology .
In case of custom scheduler the logic may pause previous workers for some time and re-schedule it to supervisor on new VM without using re-balance . (depends on the logic itself .) On Wed, May 11, 2016 at 9:43 PM, Simon Cooper < simon.coo...@featurespace.co.uk> wrote: > When a new supervisor is added to a cluster, does the scheduler get called > to reschedule topologies onto the new supervisor? > > > > Using the default scheduler, this doesn’t happen (topologies stay where > they are), but I’m not sure if this is due to nimbus not calling the > scheduler or the scheduler deciding not to move the existing topologies. > > > > Will a custom scheduler be able to shuffle topologies round when a > supervisor is added to an existing cluster? > > > > Thanks, > > SimonC > This message, and any files/attachments transmitted together with it, is > intended for the use only of the person (or persons) to whom it is > addressed. It may contain information which is confidential and/or > protected by legal privilege. Accordingly, any dissemination, distribution, > copying or use of this message, or any part of it or anything sent together > with it, other than by intended recipients, may constitute a breach of > civil or criminal law and is hereby prohibited. Unless otherwise stated, > any views expressed in this message are those of the person sending it and > not the sender's employer. No responsibility, legal or otherwise, of > whatever nature, is accepted as to the accuracy of the contents of this > message or for the completeness of the message as received. Anyone who is > not the intended recipient of this message is advised to make no use of it > and is requested to contact Featurespace Limited as soon as possible. Any > recipient of this message who has knowledge or suspects that it may have > been the subject of unauthorised interception or alteration is also > requested to contact Featurespace Limited. > -- Thanks & Regards, Anshu Shukla
