How does Kafka improve reliability?

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After a Kafka Broker receives a message, it persistently stores the message on a disk. In addition, each partition of a topic has multiple replicas stored on different Broker nodes. If one node is faulty, the replicas on other nodes can be used.

Other related questions:
How does Kafka improve data throughput?
Kafka adopts data disk persistency, zero-copy, batch data sending, and multi-partition creation methods to improve data throughput.

What methods does Kafka use to improve throughput?
Kafka adopts data disk persistency, zero-copy, batch data sending, and multi-partition creation methods to improve data throughput.

Methods used to improve data throughput of Kafka
Kafka adopts data disk persistency, zero-copy, batch data sending, and multi-partition creation methods to improve data throughput.

What components does Kafka have?
The Huawei Kafka service consists of Brokers.

Definition of topic
The same type of messages maintained by Kafka is called a topic.

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