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From Stevo Slavić <ssla...@gmail.com>
Subject Re: Kafka client and ELB (round-robin DNS)
Date Fri, 03 Mar 2017 20:00:17 GMT

On Fri, Mar 3, 2017, 20:57 BGCH <igor.velichko@hivehome.com> wrote:

> Hi all,
> briefly about the problem, if bootstrap.servers is a domain name and
> that domain name eventually starts pointing to different IP, kafka
> client will never try to re-resolve the new IP.
> In our project we use java-based Kafka client 0.9. We configure
> bootstrap.servers  with the domain name, say kafka.ourvpc.io, which is
> managed by ELB (in our case it's just a round-robin DNS).
> If we have two Kafka clusters and the first of them is killed after
> application is started, the application never reconnects to the second.
> Kafka client instantly tries to connect to the first IP despite the fact
> that DNS points to another IP.
> Is this a know issue?  Are there any workarounds?
> Thanks.
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