Awesome! Exactly what I was looking for at the moment 🙂 ... View more

@Alberto Romero Useful,thank you ! Ambari 2.* enable kerberos, and can't rmr /ams-hbase-secure ,solve my problem ! ... View more

Hi burgess I've tried to invoke stringutils.reverse() in the same u have suggested. what the processor will propagate on successexection ? Will it propagate reversed string on success? ... View more

HI, Im trying setup HUE for HDP 2.4.0. I did all the steps mentioned. When i run the cmd service hue restart using sandbox ssl, im getting a message as hue started. But when i try accessing Hue UI using http://127.0.0.1:8000/ i get This site can’t be reached 127.0.0.1 refused to connect. your help in resolving this will be highly appriciated. ... View more

I'm getting same error in HDP 2.4 sandbox, if use %hive on Zeppelin and then aggregate functions are not working... %hive select count(*) from health_table java.lang.NullPointerException at org.apache.zeppelin.hive.HiveInterpreter.getConnection(HiveInterpreter.java:184) at org.apache.zeppelin.hive.HiveInterpreter.getStatement(HiveInterpreter.java:204) at org.apache.zeppelin.hive.HiveInterpreter.executeSql(HiveInterpreter.java:233) at org.apache.zeppelin.hive.HiveInterpreter.interpret(HiveInterpreter.java:328) at org.apache.zeppelin.interpreter.ClassloaderInterpreter.interpret(ClassloaderInterpreter.java:57) at org.apache.zeppelin.interpreter.LazyOpenInterpreter.interpret(LazyOpenInterpreter.java:93) at org.apache.zeppelin.interpreter.remote.RemoteInterpreterServer$InterpretJob.jobRun(RemoteInterpreterServer.java:295) at org.apache.zeppelin.scheduler.Job.run(Job.java:171) at org.apache.zeppelin.scheduler.ParallelScheduler$JobRunner.run(ParallelScheduler.java:162) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) at java.util.concurrent.FutureTask.run(FutureTask.java:262) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:178) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:292) 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) This issue resolved when i use %sql. I know your issue is not to related HDP sandbox 2.4 but may be this comment help someone using %hive on HDP sandbox 2.4. ... View more

Even i faced the same problem while upgrading the HDP version. I just logged into Ranger UI as admin user, and in the user section i reset the same password for "admin" and "amb_ranger_admin" users and restarted ranger service. This worked for me. ... View more

Hope this will help anyone: Add or modify below properties Ambari > Spark > Configs > Custom spark-defaults spark.eventLog.enabled = true spark.history.fs.logDirectory = hdfs://<fs.defaultFS>/<directory-to-your-spark-logs> Ambari > Spark > Configs > Advanced spark-defaults spark.history.provider = org.apache.spark.deploy.history.FsHistoryProvider ... View more

@Guilherme Braccialli yes but this is from official source! ... View more

@Mehdi TAZI please accept best answer or provide your own solution. ... View more