hello,
I use cdh5 installed under HDFS and spark, after the start, want to write in the spark - shell a wordcount example, the results at the time of the last job, the following problems:
Online to find some answers, I test is bad, for help, you say how to solve ah
WARN TaskSchedulerImpl: Initial job has not accepted any resources; Check your cluster UI to ensure that workers are registered and have sufficient memory
AssociationError [akka. TCP://sparkMaster @ spark2:7077] - & gt; [akka. TCP://spark @ spark2:37578] : the Error [Association failed with [akka. TCP://spark @ spark2:37578]] [
Akka. Remote. EndpointAssociationException: Association failed with [akka. TCP://spark @ spark2:37578]
Under Caused by: akka.remote.transport.netty.Net tyTransport $$$associate anonfun $1 $$-anon $2: connection refused:
