读取kafka的offset

格式 topic:partitionId:offset
查询最小值
 bin/kafka-run-class.sh kafka.tools.GetOffsetShell --broker-list 127.0.0.1:9092 -topic alert2 --time -29092 
alert2:0:


查询最大值
bin/kafka-run-class.sh kafka.tools.GetOffsetShell --broker-list 127.0.0.1:9092 -topic alert2 --time -1
alert2:0:187785423
设置offset
bin/zookeeper-shell.sh 127.0.0.1:2181

set /consumers/{yourConsumerGroup}/offsets/{yourFancyTopic}/{partitionId} {newOffset}