Why can't kafka automatically rebalances partitions with new broker and adjust with existing brokers ? Why should we run manually ?
On Tue, Mar 3, 2015 at 6:41 AM, Gwen Shapira <gshap...@cloudera.com> wrote: > I think the ReassignPartitionsTool does what you need, at least partially. > > It will move partitions of given topics to a new set of brokers - this > includes replicas and leaders from what I can tell. > > Here's the documentation of one of the options: > > topics-to-move-json-file: Generate a reassignment configuration to move > the partitions of the specified topics to the list of brokers specified by > the --broker-list option. The format to use is... > > So it sounds like what you looked for? > > Since the tool runs in "dry run" mode, you can try and see without > actually moving anything. > > Gwen > > > > On Mar 2, 2015 10:05 AM, "sunil kalva" <sambarc...@gmail.com> wrote: > >> Shapira >> >> tx for quick reply, but this tool elects a new leader for a given >> partition from the existing replicas of that partition. >> But my problem is basically move one replica completely from old broker >> to new broker and eventually move leader also to new broker (with out >> incrementing replica count for that partition) >> Please let me know if more information required. >> >> t >> SunilKalva >> >> On Mon, Mar 2, 2015 at 10:43 PM, Gwen Shapira <gshap...@cloudera.com> >> wrote: >> >>> Take a look at the Reassign Partition Tool. It lets you specify which >>> replica exists on which broker: >>> >>> https://cwiki.apache.org/confluence/display/KAFKA/Replication+tools#Replicationtools-6.ReassignPartitionsTool >>> >>> Its a bit tricky to use, so feel free to follow up with more questions :) >>> >>> Gwen >>> >>> On Mon, Mar 2, 2015 at 7:59 AM, sunil kalva <sambarc...@gmail.com> >>> wrote: >>> > Hi >>> > How to move replications from one broker to another broker ? >>> > >>> > -- >>> > SunilKalva >>> >> >> >> >> -- >> SunilKalva >> > -- SunilKalva
