aisuixin commented on issue #2425: 1.2.1 版本执行shell脚本日志显示成功，网页显示失败，这是什么原因导致的 URL: https://github.com/apache/incubator-dolphinscheduler/issues/2425#issuecomment-613785812 [ERROR] 2020-04-15 09:55:41.433 org.apache.dolphinscheduler.common.utils.HttpUtils:[73] - null: Name or service not known java.net.UnknownHostException: null: Name or service not known at java.net.Inet4AddressImpl.lookupAllHostAddr(Native Method) at java.net.InetAddress$2.lookupAllHostAddr(InetAddress.java:929) at java.net.InetAddress.getAddressesFromNameService(InetAddress.java:1324) at java.net.InetAddress.getAllByName0(InetAddress.java:1277) at java.net.InetAddress.getAllByName(InetAddress.java:1193) at java.net.InetAddress.getAllByName(InetAddress.java:1127) at org.apache.http.impl.conn.SystemDefaultDnsResolver.resolve(SystemDefaultDnsResolver.java:45) at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:380) at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236) at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:184) at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:88) at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110) at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82) at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:107) at org.apache.dolphinscheduler.common.utils.HttpUtils.get(HttpUtils.java:60) at org.apache.dolphinscheduler.common.utils.HadoopUtils.getApplicationStatus(HadoopUtils.java:378) at org.apache.dolphinscheduler.server.worker.task.AbstractCommandExecutor.isSuccessOfYarnState(AbstractCommandExecutor.java:39 6) at org.apache.dolphinscheduler.server.worker.task.AbstractCommandExecutor.updateState(AbstractCommandExecutor.java:241) at org.apache.dolphinscheduler.server.worker.task.AbstractCommandExecutor.run(AbstractCommandExecutor.java:170) at org.apache.dolphinscheduler.server.worker.task.shell.ShellTask.handle(ShellTask.java:105) at org.apache.dolphinscheduler.server.worker.runner.TaskScheduleThread.run(TaskScheduleThread.java:147) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) [ERROR] 2020-04-15 09:55:41.433 - [taskAppId=TASK-5-24-13]:[410] - yarn applications: [application_1586785782130_0025] status failed : null java.lang.NullPointerException: null at org.apache.dolphinscheduler.common.utils.HadoopUtils.getApplicationStatus(HadoopUtils.java:381) at org.apache.dolphinscheduler.server.worker.task.AbstractCommandExecutor.isSuccessOfYarnState(AbstractCommandExecutor.java:39 6) at org.apache.dolphinscheduler.server.worker.task.AbstractCommandExecutor.updateState(AbstractCommandExecutor.java:241) at org.apache.dolphinscheduler.server.worker.task.AbstractCommandExecutor.run(AbstractCommandExecutor.java:170) at org.apache.dolphinscheduler.server.worker.task.shell.ShellTask.handle(ShellTask.java:105) at org.apache.dolphinscheduler.server.worker.runner.TaskScheduleThread.run(TaskScheduleThread.java:147) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) [INFO] 2020-04-15 09:55:41.433 org.apache.dolphinscheduler.server.worker.runner.TaskScheduleThread:[161] - task instance id : 13,task final status : FAILURE
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