Apache Kafka – distributed publish-subscribe messaging system

Distributed system::
Apache Kafka – distributed publish-subscribe messaging system. Apache Kafka is a distributed publish-subscribe messaging system. It is designed to support the following: – Persistent messaging with O(1) disk structures that provide constant time performance even with many TB of stored messages. – High-throughput: even with very modest hardware Kafka can support hundreds of thousands of messages per second. – Explicit support for partitioning messages over Kafka servers and distributing consumption over a cluster of consumer machines while maintaining per-partition ordering semantics.Support for parallel data load into Hadoop.
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