bq. 1 topic with replication factor 1 There is no fault tolerance for the above setup.
Related please read KIP-113 . Cheers On Mon, Sep 25, 2017 at 11:56 AM, Anu P <iamkafkau...@gmail.com> wrote: > Hi All, > > I would like to request inputs - pros and cons of setting up a 2 broker > Kafka cluster in production. > > Following is the proposed configuration: > - 3 zookeeper nodes, 2 kafka brokers in AWS. > - 1 topic with replication factor 1 and 4 partitions. > - Producer with "acks = all" and min.insync.replicas = 1 > > 1) According to Kafka documentation at https://kafka.apache.org/ > documentation/ <https://kafka.apache.org/documentation/> > > - For a topic with replication factor N, we will tolerate up to N-1 > server failures without losing any records committed to the log. > > Question: Based on the above guarantee, Kafka can tolerate 1-1 = 0 server > failures. Does this mean that even if one of the brokers is lost, data loss > can happen even though producer acks=all and min.insync.replicas=1. > > > > 2) What are the error scenarios that can happen if a 2 broker kafka cluster > is deployed? Any pros or cons of using such a cluster? > > > I would appreciate inputs. > > Thank you in advance. >
