Hi,
I am getting following exception in Spark (1.1.0) Job that is running on
"Standalone Cluster". My cluster configuration is:
Intel(R) 2.50GHz 4 Core
16 GB RAM
5 Machines.
Exception in thread "main" java.lang.reflect.UndeclaredThrowableException:
Unknown exception in doAs
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1134)
at
org.apache.spark.deploy.SparkHadoopUtil.runAsSparkUser(SparkHadoopUtil.scala:52)
at
org.apache.spark.executor.CoarseGrainedExecutorBackend$.run(CoarseGrainedExecutorBackend.scala:113)
at
org.apache.spark.executor.CoarseGrainedExecutorBackend$.main(CoarseGrainedExecutorBackend.scala:156)
at
org.apache.spark.executor.CoarseGrainedExecutorBackend.main(CoarseGrainedExecutorBackend.scala)
Caused by: java.security.PrivilegedActionException:
java.util.concurrent.TimeoutException: Futures timed out after [30 seconds]
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:415)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1121)
... 4 more
Caused by: java.util.concurrent.TimeoutException: Futures timed out after
[30 seconds]
at scala.concurrent.impl.Promise$DefaultPromise.ready(Promise.scala:219)
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