
Flink
flink
木泽锐
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flink报错:The types of the interface org.apache.flink.util.OutputTag could not be inferred.
测试flink报错如下:The types of the interface org.apache.flink.util.OutputTag could not be inferred. Support for synthetic interfaces, lambdas, and generic or raw types is limited解决方案:在流打标签分类时,创建标签时加上标签的类型...原创 2022-01-11 23:37:53 · 2046 阅读 · 0 评论 -
报错:Ncat: bind to :::9999: Address already in use. QUITTING.
Flink部署程序时遇到端口被占用,如下:解决办法:1.找到占用进程: netstat -nap | grep 进程id2.杀死进程: kill 53471进程终止!原创 2022-01-10 20:49:36 · 4771 阅读 · 1 评论 -
报错:Caused by: java.net.ConnectException: Connection refused: connect
背景学习Flink时,java程序启动报错:Caused by: java.net.ConnectException: Connection refused: connect报错为连接异常,检查错位为端口未启动,没有数据,应该先启动端口,启动后再运行java程序,问题解决。附上java程序:public class FlinkWordCountJobWithAnonymous { public static void main(String[] args) throws Excepti原创 2022-01-10 17:28:16 · 23500 阅读 · 0 评论 -
报错:java.net.ConnectException: Call From hadoop10/192.168.145.10 to hadoop10:803
输入命令:yarn-session.sh,启动Flink时报错,显示hadoop拒绝连接,原来是忘记了启动hadoop和yarn, 准备工作一定要做好!原创 2022-01-10 15:32:54 · 1239 阅读 · 0 评论