java.util.concurrent.TimeoutException

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    • java.util.concurrent.TimeoutException: Futures timed out after [30 seconds] at scala.concurrent.impl.Promise$DefaultPromise.ready(Promise.scala:219) at scala.concurrent.impl.Promise$DefaultPromise.result(Promise.scala:223) at scala.concurrent.Await$$anonfun$result$1.apply(package.scala:107) at scala.concurrent.BlockContext$DefaultBlockContext$.blockOn(BlockContext.scala:53) at scala.concurrent.Await$.result(package.scala:107) at org.apache.spark.storage.BlockManagerMaster.askDriverWithReply(BlockManagerMaster.scala:237) at org.apache.spark.storage.BlockManagerMaster.sendHeartBeat(BlockManagerMaster.scala:51) at org.apache.spark.storage.BlockManager.org$apache$spark$storage$BlockManager$$heartBeat(BlockManager.scala:113) at org.apache.spark.storage.BlockManager$$anonfun$initialize$1$$anonfun$apply$mcV$sp$1.apply$mcV$sp(BlockManager.scala:158) at org.apache.spark.util.Utils$.tryOrExit(Utils.scala:790) at org.apache.spark.storage.BlockManager$$anonfun$initialize$1.apply$mcV$sp(BlockManager.scala:158) at akka.actor.Scheduler$$anon$9.run(Scheduler.scala:80) at akka.actor.LightArrayRevolverScheduler$$anon$3$$anon$2.run(Scheduler.scala:241) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:744)

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