I see what you mean by the implicit HA.Thanks Guozhang.

On Wed, Jun 18, 2014 at 1:45 PM, Guozhang Wang <wangg...@gmail.com> wrote:

> Hi Prakash,
>
> Actually the MM is HA such that it used a consumer group fetching data from
> the source DC and another producer pushing them to the destination DC. So
> suppose there are two instances of MM as in your case, each of the instance
> will get half of the traffic mirroring to the other DC since they have
> consumers in the same group. When one of them dies, the load balance will
> automatically moves all its traffic to the other instance.
>
> Guozhang
>
>
> On Wed, Jun 18, 2014 at 1:10 PM, Prakash Gowri Shankor <
> prakash.shan...@gmail.com> wrote:
>
> > Hi,
> >
> > I've looked at the documentation for mirrormaker. It doesnt appear that
> > there is a notion of HA ( high availability ) for the mirrormaker tool
> > itself. Ideally, I would like to have some topics flowing to another
> > datacenter with a 2 node mirrormaker in between, where one mirrormaker is
> > always active  and the other passive until it needs to become primary.
> The
> > transfer from passive to active also needs to happen with offset
> awareness
> > ( ie previously written topic offset should be picked up by the new
> > primary) . Is anything like this planned in future releases ?
> >
> > Thanks,
> > Prakash
> >
>
>
>
> --
> -- Guozhang
>

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