Hi, After installation, I tried to run this simple spark command and got this error. Any idea what it could be?
Command: %spark val ctx = new org.apache.spark.sql.SqlContext(sc) Error: Scheduler already terminated org.apache.zeppelin.scheduler.RemoteScheduler.submit(RemoteScheduler.java:122) org.apache.zeppelin.notebook.Note.run(Note.java:271) org.apache.zeppelin.socket.NotebookServer.runParagraph(NotebookServer.java:531) org.apache.zeppelin.socket.NotebookServer.onMessage(NotebookServer.java:119) org.java_websocket.server.WebSocketServer.onWebsocketMessage(WebSocketServer.java:469) org.java_websocket.WebSocketImpl.decodeFrames(WebSocketImpl.java:368) org.java_websocket.WebSocketImpl.decode(WebSocketImpl.java:157) org.java_websocket.server.WebSocketServer$WebSocketWorker.run(WebSocketServer.java:657) ERROR What is the best way to verify that Spark Interpreter is working correctly? Is this a Yarn error? PS: I am using yarn. Regards, Sambit.
