Chrsitan, A Kafka cluster containers a ZK cluster and a list of brokers. When a consumer subscribes to a topic in a kafka cluster, it consumes data stored in all brokers in that cluster.
Thanks, Jun On Tue, Jan 10, 2012 at 11:28 PM, Christian Carollo <ccaro...@gmail.com>wrote: > Thank you Jun that is quite helpful. I have a question about Kafka > Clusters. What are the minimum number and types of services that must be > running to make up a Kafka Cluster? > > I ask this because the diagrams (in the Kafka Mirroring document) allude > to a multiple broker environment, however, since each broker does not > appear to provide redundancy (as of today) to any of the other brokers in a > given zookeeper service, it seems like a Kafka Cluster is nothing more than > a grouping of a single zookeeper instance with a single Kafka broker, is > this the correct understanding? > > Thanks, > Christian > > On Jan 10, 2012, at 8:47 AM, Jun Rao wrote: > > > With 0.7, you can set up inter-cluster replication ( > > https://cwiki.apache.org/confluence/display/KAFKA/Kafka+mirroring). > > > > For the future 0.8 release, we are working on intra-cluster replication > > support and details can be found at > > https://issues.apache.org/jira/browse/KAFKA-50 > > > > Thanks, > > > > Jun > > > > On Mon, Jan 9, 2012 at 9:52 PM, Christian Carollo <ccaro...@gmail.com > >wrote: > > > >> I am looking to implement Kafka in a production environment, however, I > >> haven't found in documentation or examples that > >> discuss how to build a redundant implementation. Is there any > >> documentation out their (blogs, articles, etc.) that describes > >> how we can implement such a system with Kafka 0.6 or 0.7. > >> > >> Also, is there a timeframe the community is shooting for, to release > 0.8 w/ > >> replication? > >> > >> Thanks > >> Christian > >> > >
