我正在windows上运行一个map reduce作业，它给了我这个错误。它指定在容器启动时存在异常。
Stack trace: ExitCodeException exitCode=1: '/tmp/hadoop-user' is not
recognized as an internal or external command,
operable program or batch file.
at org.apache.hadoop.util.Shell.runCommand(Shell.java:972)
at org.apache.hadoop.util.Shell.run(Shell.java:869)
at org.apache.hadoop.util.Shell$ShellCommandExecutor.execute(Shell.java:1170)
at org.apache.hadoop.yarn.server.nodemanager.DefaultContainerExecutor.launchContainer(DefaultContainerExecutor.java:236)
at org.apache.hadoop.yarn.server.nodemanager.containermanager.launcher.ContainerLaunch.call(ContainerLaunch.java:305)
at org.apache.hadoop.yarn.server.nodemanager.containermanager.launcher.ContainerLaunch.call(ContainerLaunch.java:84)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
Container exited with a non-zero exit code 1我在命令提示符中的输入是：hadoop jar share/hadoop/mapreduce/hadoop-mapreduce-examples-2.8.2.jar wordcount/user/hadoop/output如何解决这个问题？
1条答案
按热度按时间zfycwa2u1#
我相信第一步是创建一个输入文件，比如
/user/data/intestfile.txt. 那么命令应该是：哪里
$HADOOP_HOME=指向hadoop安装主页的环境变量。您可以将其替换为完整目录路径。/test/output=输出位置。确保它是可访问和可写的。此外，输出文件夹不应已存在于中/tmp文件夹。程序在运行时创建它。我刚执行了命令，一切正常。