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Kafka >> mail # user >> can the replication factor for a topic be changed after it's created?


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Jason Rosenberg 2013-05-09, 05:28
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Neha Narkhede 2013-05-09, 05:49
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Jason Rosenberg 2013-05-09, 06:52
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Neha Narkhede 2013-05-09, 14:59
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Jun Rao 2013-05-09, 15:00
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Re: can the replication factor for a topic be changed after it's created?
Jun, the question is whether or not you can increase the replication factor
of a partition through the partition reassignment tool or not. I think you
can but I'm not sure until I test this.

Thanks,
Neha
On Thu, May 9, 2013 at 7:58 AM, Jun Rao <[EMAIL PROTECTED]> wrote:

> Currently, we don't allow the replication factor of an existing
> topic/partition to be changed. We plan to add a tool to do that in the
> future.
>
> Thanks,
>
> Jun
>
>
> On Wed, May 8, 2013 at 11:52 PM, Jason Rosenberg <[EMAIL PROTECTED]> wrote:
>
> > so does that, thereby, allow you to increase the replication for a
> > partition?
> >
> >
> > On Wed, May 8, 2013 at 10:48 PM, Neha Narkhede <[EMAIL PROTECTED]
> > >wrote:
> >
> > > If you add more brokers to an existing cluster, you can use the
> partition
> > > reassignment admin tool to move a replica of selected partitions over
> to
> > > the new broker.
> > >
> > > Thanks,
> > > Neha
> > >
> > >
> > > On Wed, May 8, 2013 at 10:27 PM, Jason Rosenberg <[EMAIL PROTECTED]>
> > wrote:
> > >
> > > > It looks like by default, the first time a new message arrives for a
> > > given
> > > > topic, it will receive the default replication factor in place on the
> > > > broker at the time it is first received.
> > > >
> > > > Is it possible to change this later (e.g. say if we add more hardware
> > to
> > > > the cluster at a later date, etc.)?
> > > >
> > > > Thanks,
> > > >
> > > > Jason
> > > >
> > >
> >
>

 
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Jun Rao 2013-05-09, 16:21
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gmail 2014-07-09, 03:58