kakfa扩容副本

扩容副本前：

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编辑json文件increase-replication-factor.json： vi increase-replication-factor.json
{"version":1,"partitions":[{"topic":"test2","partition":0,"replicas":[0,1,2]}]}

执行命令：

./bin/kafka-reassign-partitions.sh --zookeeper node1:2181 --reassignment-json-file increase-replication-factor.json --execute

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校验：

./bin/kafka-reassign-partitions.sh --zookeeper node1:2181 --reassignment-json-file increase-replication-factor.json --verify

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扩容分区后结果

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