flink初体验

解压单机版不依赖hadoop

tar -xzf flink-1.11.2-bin-scala_2.11.tgz

启动flink

cd flink-1.11.2-bin-scala_2.11
./bin/start-cluster.sh

运行事例1

./bin/flink run examples/streaming/WordCount.jar

运行事例2

1 nc -lk 9999
2 ./bin/flink run examples/streaming/SocketWindowWordCount.jar --port 9999
3 在 nc -lk 9999 终端手动输入单词

通过日志查看输出

tail -f log/flink-*-taskexecutor-*.out

WebUi可查看提交的job详情

localhost:8081

关闭flink

./bin/stop-cluster.sh