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From Sergio Fernández (JIRA) <j...@apache.org>
Subject [jira] [Commented] (SPARK-14228) Lost executor of RPC disassociated, and occurs exception: Could not find CoarseGrainedScheduler or it has been stopped
Date Wed, 29 Mar 2017 07:28:42 GMT

    [ https://issues.apache.org/jira/browse/SPARK-14228?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15946657#comment-15946657
] 

Sergio Fernández commented on SPARK-14228:
------------------------------------------

I had that error on {{1.6.3}}, too.

> Lost executor of RPC disassociated, and occurs exception: Could not find CoarseGrainedScheduler
or it has been stopped
> ----------------------------------------------------------------------------------------------------------------------
>
>                 Key: SPARK-14228
>                 URL: https://issues.apache.org/jira/browse/SPARK-14228
>             Project: Spark
>          Issue Type: Bug
>            Reporter: meiyoula
>
> When I start 1000 executors, and then stop the process. It will call SparkContext.stop
to stop all executors. But during this process, the executors has been killed will lost of
rpc with driver, and try to reviveOffers, but can't find CoarseGrainedScheduler or it has
been stopped.
> {quote}
> 16/03/29 01:45:45 ERROR YarnScheduler: Lost executor 610 on 51-196-152-8: remote Rpc
client disassociated
> 16/03/29 01:45:45 ERROR Inbox: Ignoring error
> org.apache.spark.SparkException: Could not find CoarseGrainedScheduler or it has been
stopped.
> 	at org.apache.spark.rpc.netty.Dispatcher.postMessage(Dispatcher.scala:161)
> 	at org.apache.spark.rpc.netty.Dispatcher.postOneWayMessage(Dispatcher.scala:131)
> 	at org.apache.spark.rpc.netty.NettyRpcEnv.send(NettyRpcEnv.scala:173)
> 	at org.apache.spark.rpc.netty.NettyRpcEndpointRef.send(NettyRpcEnv.scala:398)
> 	at org.apache.spark.scheduler.cluster.CoarseGrainedSchedulerBackend.reviveOffers(CoarseGrainedSchedulerBackend.scala:314)
> 	at org.apache.spark.scheduler.TaskSchedulerImpl.executorLost(TaskSchedulerImpl.scala:482)
> 	at org.apache.spark.scheduler.cluster.CoarseGrainedSchedulerBackend$DriverEndpoint.removeExecutor(CoarseGrainedSchedulerBackend.scala:261)
> 	at org.apache.spark.scheduler.cluster.CoarseGrainedSchedulerBackend$DriverEndpoint$$anonfun$onDisconnected$1.apply(CoarseGrainedSchedulerBackend.scala:207)
> 	at org.apache.spark.scheduler.cluster.CoarseGrainedSchedulerBackend$DriverEndpoint$$anonfun$onDisconnected$1.apply(CoarseGrainedSchedulerBackend.scala:207)
> 	at scala.Option.foreach(Option.scala:236)
> 	at org.apache.spark.scheduler.cluster.CoarseGrainedSchedulerBackend$DriverEndpoint.onDisconnected(CoarseGrainedSchedulerBackend.scala:207)
> 	at org.apache.spark.rpc.netty.Inbox$$anonfun$process$1.apply$mcV$sp(Inbox.scala:144)
> 	at org.apache.spark.rpc.netty.Inbox.safelyCall(Inbox.scala:204)
> 	at org.apache.spark.rpc.netty.Inbox.process(Inbox.scala:102)
> 	at org.apache.spark.rpc.netty.Dispatcher$MessageLoop.run(Dispatcher.scala:215)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> 	at java.lang.Thread.run(Thread.java:745)
> {quote}



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