On almost every desk on this planet lies a pen and a piece of paper for notes. In the programmers or software-architects world notes are especially technical notes about a component or system – drawn e.g. as UML-sketches on a paper or via an UML tool. However a few minutes and discussions later the names of the UML-boxes are typed into an IDE as part of source-code that will be written during the next days, weeks, months… Weiterlesen
Big Data
A coffee with Kafka
A few months ago I got in touch with Kafka – the message broker Apache Kafka rather than Franz Kafka the novelist.
Apache Kafka is simply a message broker which claims to be:
- Fast – Hundreds of MB r/w per second from thousands of clients
- Scalable
- Central data backbone – Data streams are partitioned and spread over a cluster of machines
- Durable – Messages are persisted on disk and replicated within the cluster
- Fault-tolerance – Cluster-centric design
the data backyard 
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