Diagnostics: Exception from container-launch.并且报错后namenode自动关闭

Question

Application Attempt State: FAILED

AM Container: container_1548512874258_0001_02_000001

Node: N/A

Tracking URL: History

Diagnostics Info: AM Container for appattempt_1548512874258_0001_000002 exited with exitCode: 1
For more detailed output, check application tracking page:http://hadoop101:8088/cluster/app/application_1548512874258_0001Then, click on links to logs of each attempt.
Diagnostics: Exception from container-launch.
Container id: container_1548512874258_0001_02_000001
Exit code: 1
Stack trace: ExitCodeException exitCode=1:
at org.apache.hadoop.util.Shell.runCommand(Shell.java:545)
at org.apache.hadoop.util.Shell.run(Shell.java:456)
at org.apache.hadoop.util.Shell$ShellCommandExecutor.execute(Shell.java:722)
at org.apache.hadoop.yarn.server.nodemanager.DefaultContainerExecutor.launchContainer(DefaultContainerExecutor.java:212)
at org.apache.hadoop.yarn.server.nodemanager.containermanager.launcher.ContainerLaunch.call(ContainerLaunch.java:302)
at org.apache.hadoop.yarn.server.nodemanager.containermanager.launcher.ContainerLaunch.call(ContainerLaunch.java:82)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:745)
Container exited with a non-zero exit code 1
Failing this attempt

Blacklisted Nodes: -

Answer 1

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根据您提供的信息，这似乎是一个Hadoop应用的异常情况。Hadoop是一个用于处理大规模数据集的应用程序框架。在运行过程中，如果出现异常，系统可能会自动终止容器并返回一个错误码。

在这种情况下，container_1548512874258_0001_02_000001 是正在运行的应用的容器ID。当它失败时，会返回一个非零的退出码（exitCode=1），这是由于执行命令时发生了某种错误。

要解决此问题，请确保您的Hadoop环境配置正确，并且所有依赖项都已安装和可用。此外，检查日志文件以获取更多关于应用程序运行状况的信息。通常，这些日志文件包含有关如何解决问题的有用提示。