I think you will get LeaderNotAvailable exception and producer requests will fail.
On Thu, Apr 13, 2017 at 10:23 AM, Timur Fayruzov <timur.fairu...@gmail.com> wrote: > Hello, > > We have a number of topics with replication factor of 1 and a single > partition. I want to update the cluster from 0.10.0 to 0.10.1 by taking > nodes down one by one, but it is not clear to me what is the behavior will > be for these topics. > > Brokers have topic auto-create setting set to true. When a broker that > stores singly-replicated topics goes down, what happens when some producer > decides to publish to that topic? Is a new topic created or publishing > fails? > > I understand that replication factor 1 is a bad practice that can incur > data loss and I'm ok with that for the kind of data stored there. > > Thanks, > Timur >
