Hi , I am not able to restart my yarn client which is present on name node. moreover i am not able to start the node manager also . it is showing the error
MutableList(file:/usr/sap/spark/controller/bin/dynLibs/spark-assembly-1.4.1-hado op2.6.0.jar, file:/usr/sap/spark/controller/bin/dynLibs/datanucleus-api-jdo-4.0. 4.jar, file:/usr/sap/spark/controller/bin/dynLibs/datanucleus-core-4.0.4.jar, fi le:/usr/sap/spark/controller/bin/dynLibs/datanucleus-rdbms-4.0.7.jar, file:/usr/ sap/spark/controller/bin/dynLibs/joda-time-2.3.jar, file:/usr/sap/spark/controll er/spark.controller-1.0.1.jar, file:/usr/sap/spark/controller/conf/, file:/etc/h adoop/conf.empty/)
15/08/18 12:06:25 ERROR SparkContext: Error initializing SparkContext.
org.apache.spark.SparkException: Yarn application has already ended! It might ha ve been killed or unable to launch application master.
at org.apache.spark.scheduler.cluster.YarnClientSchedulerBackend.waitFor Application(YarnClientSchedulerBackend.scala:119)
at org.apache.spark.scheduler.cluster.YarnClientSchedulerBackend.start(Y arnClientSchedulerBackend.scala:64)
at org.apache.spark.scheduler.TaskSchedulerImpl.start(TaskSchedulerImpl. scala:141)
at org.apache.spark.SparkContext.<init>(SparkContext.scala:497)
at com.sap.hana.spark.network.Server$.main(Server.scala:44)
at com.sap.hana.spark.network.Server.main(Server.scala)
at sun.reflect.Na