Kafka Java creation producer error: Invalid partition given with record:1 are not in the range [0...1]

Source: Internet
Author: User

Reference: https://www.jianshu.com/p/9e72b3942c59

The reason is Num.patitions = 1 in the Kafka cluster kafka/config/server.properties file. The partition default value needs to be modified.

Partitions the number of partitions nodes created by default when creating topic, only the newly created topic takes effect, and all tries to set a reasonable value at the time of project planning. You can also dynamically scale through the command line.
./bin/kafka-topics. sh --zookeeper  localhost:21812 --topic  test

Kafka Java creation producer error: Invalid partition given with record:1 are not in the range [0...1]

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