1 2 3 4 5 6 7 8 9 10 | Configuration configuration = new Configuration(); configuration.set("mapreduce.app-submission.cross-platform", "true");#跨平台提交 configuration.set("mapreduce.framework.name", "yarn");#运行在yarn上 configuration.set("yarn.resourcemanager.hostname", "bigdata131");#resourcemanager地址 //运行集群模式时，数据也必须从hdfs中存取 configuration.set("fs.defaultFS", "hdfs://bigdata131:9000/"); Job job = Job.getInstance(configuration); job.setJar("D:\\hangyi\\bluewhaleinfo\\testmr\\target\\testmr-1.0-SNAPSHOT.jar"); #job.setJar的值为当前项目打包后jar包所在的路径,因为需要将jar包上传到hdfs上, 如果没有设置就会找不到我们的业务实现类(ClassNotFondException) |