August 2017
Beginner to intermediate
278 pages
6h 40m
English
book
Building Data Streaming Applications with Apache Kafka
by Chanchal Singh, Manisha Sethi, Manish Kumar, Anshul Joshi
Content preview from Building Data Streaming Applications with Apache Kafka
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Replication
One of the important aspects of Kafka is that it is highly available, and this is guaranteed through data replication. Replication is the core principle of Kafka design. Any type of client (producer or consumer) interacting with Kafka cluster is aware of the replication mechanism implemented by Kafka.
You should understand that in Kafka, replications are driven by topic partitions. All these replicas are stored in different brokers participating in Kafka cluster.
You should always see replications in terms of leaders and followers. To further elaborate on this, you always set the replication factor of the topic. Based on this replication number, the data in every partition of the topic is copied over to that many different brokers. ...
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