[ 
https://issues.apache.org/jira/browse/SPARK-26152?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16782505#comment-16782505
 ] 

Sean Owen commented on SPARK-26152:
-----------------------------------

I haven't seen this one in a while, FWIW.

> Flaky test: BroadcastSuite
> --------------------------
>
>                 Key: SPARK-26152
>                 URL: https://issues.apache.org/jira/browse/SPARK-26152
>             Project: Spark
>          Issue Type: Bug
>          Components: Spark Core
>    Affects Versions: 3.0.0
>            Reporter: Dongjoon Hyun
>            Priority: Critical
>
> - 
> https://amplab.cs.berkeley.edu/jenkins/view/Spark%20QA%20Test%20(Dashboard)/job/spark-master-test-maven-hadoop-2.7/5627
>  (2018-11-16)
> {code}
> BroadcastSuite:
> - Using TorrentBroadcast locally
> - Accessing TorrentBroadcast variables from multiple threads
> - Accessing TorrentBroadcast variables in a local cluster (encryption = off)
> java.util.concurrent.RejectedExecutionException: Task 
> scala.concurrent.impl.CallbackRunnable@59428a1 rejected from 
> java.util.concurrent.ThreadPoolExecutor@4096a677[Shutting down, pool size = 
> 1, active threads = 1, queued tasks = 0, completed tasks = 0]
>       at 
> java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2047)
>       at 
> java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:823)
>       at 
> java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1369)
>       at 
> java.util.concurrent.Executors$DelegatedExecutorService.execute(Executors.java:668)
>       at 
> scala.concurrent.impl.ExecutionContextImpl$$anon$1.execute(ExecutionContextImpl.scala:134)
>       at 
> scala.concurrent.impl.CallbackRunnable.executeWithValue(Promise.scala:68)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1(Promise.scala:284)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1$adapted(Promise.scala:284)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.tryComplete(Promise.scala:284)
>       at scala.concurrent.Promise.complete(Promise.scala:49)
>       at scala.concurrent.Promise.complete$(Promise.scala:48)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.complete(Promise.scala:183)
>       at scala.concurrent.impl.Promise.$anonfun$transform$1(Promise.scala:29)
>       at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:60)
>       at 
> scala.concurrent.BatchingExecutor$Batch.processBatch$1(BatchingExecutor.scala:63)
>       at 
> scala.concurrent.BatchingExecutor$Batch.$anonfun$run$1(BatchingExecutor.scala:78)
>       at 
> scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:12)
>       at 
> scala.concurrent.BlockContext$.withBlockContext(BlockContext.scala:81)
>       at 
> scala.concurrent.BatchingExecutor$Batch.run(BatchingExecutor.scala:55)
>       at 
> scala.concurrent.Future$InternalCallbackExecutor$.unbatchedExecute(Future.scala:870)
>       at scala.concurrent.BatchingExecutor.execute(BatchingExecutor.scala:106)
>       at 
> scala.concurrent.BatchingExecutor.execute$(BatchingExecutor.scala:103)
>       at 
> scala.concurrent.Future$InternalCallbackExecutor$.execute(Future.scala:868)
>       at 
> scala.concurrent.impl.CallbackRunnable.executeWithValue(Promise.scala:68)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1(Promise.scala:284)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1$adapted(Promise.scala:284)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.tryComplete(Promise.scala:284)
>       at scala.concurrent.Promise.complete(Promise.scala:49)
>       at scala.concurrent.Promise.complete$(Promise.scala:48)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.complete(Promise.scala:183)
>       at scala.concurrent.impl.Promise.$anonfun$transform$1(Promise.scala:29)
>       at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:60)
>       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)
> java.util.concurrent.RejectedExecutionException: Task 
> scala.concurrent.impl.CallbackRunnable@40a5bf17 rejected from 
> java.util.concurrent.ThreadPoolExecutor@5a73967[Shutting down, pool size = 1, 
> active threads = 1, queued tasks = 0, completed tasks = 0]
>       at 
> java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2047)
>       at 
> java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:823)
>       at 
> java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1369)
>       at 
> java.util.concurrent.Executors$DelegatedExecutorService.execute(Executors.java:668)
>       at 
> scala.concurrent.impl.ExecutionContextImpl$$anon$1.execute(ExecutionContextImpl.scala:134)
>       at 
> scala.concurrent.impl.CallbackRunnable.executeWithValue(Promise.scala:68)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1(Promise.scala:284)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1$adapted(Promise.scala:284)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.tryComplete(Promise.scala:284)
>       at scala.concurrent.Promise.complete(Promise.scala:49)
>       at scala.concurrent.Promise.complete$(Promise.scala:48)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.complete(Promise.scala:183)
>       at scala.concurrent.impl.Promise.$anonfun$transform$1(Promise.scala:29)
>       at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:60)
>       at 
> scala.concurrent.BatchingExecutor$Batch.processBatch$1(BatchingExecutor.scala:63)
>       at 
> scala.concurrent.BatchingExecutor$Batch.$anonfun$run$1(BatchingExecutor.scala:78)
>       at 
> scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:12)
>       at 
> scala.concurrent.BlockContext$.withBlockContext(BlockContext.scala:81)
>       at 
> scala.concurrent.BatchingExecutor$Batch.run(BatchingExecutor.scala:55)
>       at 
> scala.concurrent.Future$InternalCallbackExecutor$.unbatchedExecute(Future.scala:870)
>       at scala.concurrent.BatchingExecutor.execute(BatchingExecutor.scala:106)
>       at 
> scala.concurrent.BatchingExecutor.execute$(BatchingExecutor.scala:103)
>       at 
> scala.concurrent.Future$InternalCallbackExecutor$.execute(Future.scala:868)
>       at 
> scala.concurrent.impl.CallbackRunnable.executeWithValue(Promise.scala:68)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1(Promise.scala:284)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1$adapted(Promise.scala:284)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.tryComplete(Promise.scala:284)
>       at scala.concurrent.Promise.complete(Promise.scala:49)
>       at scala.concurrent.Promise.complete$(Promise.scala:48)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.complete(Promise.scala:183)
>       at scala.concurrent.impl.Promise.$anonfun$transform$1(Promise.scala:29)
>       at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:60)
>       at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
>       at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>       at java.lang.Thread.run(Thread.java:745)
> java.util.concurrent.RejectedExecutionException: Task 
> scala.concurrent.impl.CallbackRunnable@7072dd4f rejected from 
> java.util.concurrent.ThreadPoolExecutor@35705d25[Shutting down, pool size = 
> 1, active threads = 1, queued tasks = 0, completed tasks = 0]
>       at 
> java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2047)
>       at 
> java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:823)
>       at 
> java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1369)
>       at 
> java.util.concurrent.Executors$DelegatedExecutorService.execute(Executors.java:668)
>       at 
> scala.concurrent.impl.ExecutionContextImpl$$anon$1.execute(ExecutionContextImpl.scala:134)
>       at 
> scala.concurrent.impl.CallbackRunnable.executeWithValue(Promise.scala:68)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1(Promise.scala:284)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1$adapted(Promise.scala:284)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.tryComplete(Promise.scala:284)
>       at scala.concurrent.Promise.complete(Promise.scala:49)
>       at scala.concurrent.Promise.complete$(Promise.scala:48)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.complete(Promise.scala:183)
>       at scala.concurrent.impl.Promise.$anonfun$transform$1(Promise.scala:29)
>       at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:60)
>       at 
> scala.concurrent.BatchingExecutor$Batch.processBatch$1(BatchingExecutor.scala:63)
>       at 
> scala.concurrent.BatchingExecutor$Batch.$anonfun$run$1(BatchingExecutor.scala:78)
>       at 
> scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:12)
>       at 
> scala.concurrent.BlockContext$.withBlockContext(BlockContext.scala:81)
>       at 
> scala.concurrent.BatchingExecutor$Batch.run(BatchingExecutor.scala:55)
>       at 
> scala.concurrent.Future$InternalCallbackExecutor$.unbatchedExecute(Future.scala:870)
>       at scala.concurrent.BatchingExecutor.execute(BatchingExecutor.scala:106)
>       at 
> scala.concurrent.BatchingExecutor.execute$(BatchingExecutor.scala:103)
>       at 
> scala.concurrent.Future$InternalCallbackExecutor$.execute(Future.scala:868)
>       at 
> scala.concurrent.impl.CallbackRunnable.executeWithValue(Promise.scala:68)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1(Promise.scala:284)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1$adapted(Promise.scala:284)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.tryComplete(Promise.scala:284)
>       at scala.concurrent.Promise.complete(Promise.scala:49)
>       at scala.concurrent.Promise.complete$(Promise.scala:48)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.complete(Promise.scala:183)
>       at scala.concurrent.impl.Promise.$anonfun$transform$1(Promise.scala:29)
>       at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:60)
>       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)
> Exception in thread "RemoteBlock-temp-file-clean-thread" 
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "dispatcher-event-loop-5" java.lang.OutOfMemoryError: GC 
> overhead limit exceeded
> Exception in thread "dispatcher-event-loop-12" java.lang.OutOfMemoryError: GC 
> overhead limit exceeded
> Exception in thread "dispatcher-event-loop-4" Exception in thread 
> "dispatcher-event-loop-9" java.lang.OutOfMemoryError: GC overhead limit 
> exceeded
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> Exception in thread "dispatcher-event-loop-6" java.lang.OutOfMemoryError: GC 
> overhead limit exceeded
> Exception in thread "dispatcher-event-loop-12" java.lang.OutOfMemoryError: GC 
> overhead limit exceeded
> Exception in thread "dispatcher-event-loop-11" java.lang.OutOfMemoryError: GC 
> overhead limit exceeded
> Exception in thread "dispatcher-event-loop-13" java.lang.OutOfMemoryError: GC 
> overhead limit exceeded
> Exception in thread "dispatcher-event-loop-27" java.lang.OutOfMemoryError: GC 
> overhead limit exceeded
> Exception in thread "netty-rpc-env-timeout" java.lang.OutOfMemoryError: GC 
> overhead limit exceeded
> Exception in thread "Timer-1568" java.lang.OutOfMemoryError: GC overhead 
> limit exceeded
> Exception in thread "dispatcher-event-loop-17" java.lang.OutOfMemoryError: GC 
> overhead limit exceeded
> Exception in thread "Spark Context Cleaner" java.lang.OutOfMemoryError: GC 
> overhead limit exceeded
> Exception in thread "dispatcher-event-loop-16" java.lang.OutOfMemoryError: GC 
> overhead limit exceeded
> Exception in thread "stop-spark-context" java.lang.OutOfMemoryError: GC 
> overhead limit exceeded
> *** RUN ABORTED ***
>   java.lang.OutOfMemoryError: GC overhead limit exceeded
>   ...
> {code}
> - 
> https://amplab.cs.berkeley.edu/jenkins/view/Spark%20QA%20Test%20(Dashboard)/job/spark-master-test-maven-hadoop-2.7/5645/
> {code}
> BroadcastSuite:
> - Using TorrentBroadcast locally
> - Accessing TorrentBroadcast variables from multiple threads
> - Accessing TorrentBroadcast variables in a local cluster (encryption = off) 
> *** FAILED ***
>   org.apache.spark.SparkException: Job aborted due to stage failure: Task 1 
> in stage 0.0 failed 4 times, most recent failure: Lost task 1.3 in stage 0.0 
> (TID 7, localhost, executor 1): java.io.IOException: 
> org.apache.spark.SparkException: Failed to get broadcast_1_piece0 of 
> broadcast_1
>       at org.apache.spark.util.Utils$.tryOrIOException(Utils.scala:1333)
>       at 
> org.apache.spark.broadcast.TorrentBroadcast.readBroadcastBlock(TorrentBroadcast.scala:208)
>       at 
> org.apache.spark.broadcast.TorrentBroadcast._value$lzycompute(TorrentBroadcast.scala:66)
>       at 
> org.apache.spark.broadcast.TorrentBroadcast._value(TorrentBroadcast.scala:66)
>       at 
> org.apache.spark.broadcast.TorrentBroadcast.getValue(TorrentBroadcast.scala:96)
>       at org.apache.spark.broadcast.Broadcast.value(Broadcast.scala:70)
>       at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:84)
>       at org.apache.spark.scheduler.Task.run(Task.scala:121)
>       at 
> org.apache.spark.executor.Executor$TaskRunner.$anonfun$run$3(Executor.scala:425)
>       at org.apache.spark.util.Utils$.tryWithSafeFinally(Utils.scala:1360)
>       at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:428)
>       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)
> Caused by: org.apache.spark.SparkException: Failed to get broadcast_1_piece0 
> of broadcast_1
>       at 
> org.apache.spark.broadcast.TorrentBroadcast.$anonfun$readBlocks$1(TorrentBroadcast.scala:179)
>       at 
> scala.runtime.java8.JFunction1$mcVI$sp.apply(JFunction1$mcVI$sp.java:12)
>       at scala.collection.immutable.List.foreach(List.scala:388)
>       at 
> org.apache.spark.broadcast.TorrentBroadcast.readBlocks(TorrentBroadcast.scala:151)
>       at 
> org.apache.spark.broadcast.TorrentBroadcast.$anonfun$readBroadcastBlock$3(TorrentBroadcast.scala:231)
>       at scala.Option.getOrElse(Option.scala:121)
>       at 
> org.apache.spark.broadcast.TorrentBroadcast.$anonfun$readBroadcastBlock$1(TorrentBroadcast.scala:211)
>       at org.apache.spark.util.Utils$.tryOrIOException(Utils.scala:1326)
>       ... 13 more
> Driver stacktrace:
>   at 
> org.apache.spark.scheduler.DAGScheduler.failJobAndIndependentStages(DAGScheduler.scala:1926)
>   at 
> org.apache.spark.scheduler.DAGScheduler.$anonfun$abortStage$2(DAGScheduler.scala:1914)
>   at 
> org.apache.spark.scheduler.DAGScheduler.$anonfun$abortStage$2$adapted(DAGScheduler.scala:1913)
>   at scala.collection.mutable.ResizableArray.foreach(ResizableArray.scala:58)
>   at scala.collection.mutable.ResizableArray.foreach$(ResizableArray.scala:51)
>   at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:47)
>   at 
> org.apache.spark.scheduler.DAGScheduler.abortStage(DAGScheduler.scala:1913)
>   at 
> org.apache.spark.scheduler.DAGScheduler.$anonfun$handleTaskSetFailed$1(DAGScheduler.scala:929)
>   at 
> org.apache.spark.scheduler.DAGScheduler.$anonfun$handleTaskSetFailed$1$adapted(DAGScheduler.scala:929)
>   at scala.Option.foreach(Option.scala:257)
>   ...
>   Cause: java.io.IOException: org.apache.spark.SparkException: Failed to get 
> broadcast_1_piece0 of broadcast_1
>   at org.apache.spark.util.Utils$.tryOrIOException(Utils.scala:1333)
>   at 
> org.apache.spark.broadcast.TorrentBroadcast.readBroadcastBlock(TorrentBroadcast.scala:208)
>   at 
> org.apache.spark.broadcast.TorrentBroadcast._value$lzycompute(TorrentBroadcast.scala:66)
>   at 
> org.apache.spark.broadcast.TorrentBroadcast._value(TorrentBroadcast.scala:66)
>   at 
> org.apache.spark.broadcast.TorrentBroadcast.getValue(TorrentBroadcast.scala:96)
>   at org.apache.spark.broadcast.Broadcast.value(Broadcast.scala:70)
>   at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:84)
>   at org.apache.spark.scheduler.Task.run(Task.scala:121)
>   at 
> org.apache.spark.executor.Executor$TaskRunner.$anonfun$run$3(Executor.scala:425)
>   at org.apache.spark.util.Utils$.tryWithSafeFinally(Utils.scala:1360)
>   ...
>   Cause: org.apache.spark.SparkException: Failed to get broadcast_1_piece0 of 
> broadcast_1
>   at 
> org.apache.spark.broadcast.TorrentBroadcast.$anonfun$readBlocks$1(TorrentBroadcast.scala:179)
>   at scala.runtime.java8.JFunction1$mcVI$sp.apply(JFunction1$mcVI$sp.java:12)
>   at scala.collection.immutable.List.foreach(List.scala:388)
>   at 
> org.apache.spark.broadcast.TorrentBroadcast.readBlocks(TorrentBroadcast.scala:151)
>   at 
> org.apache.spark.broadcast.TorrentBroadcast.$anonfun$readBroadcastBlock$3(TorrentBroadcast.scala:231)
>   at scala.Option.getOrElse(Option.scala:121)
>   at 
> org.apache.spark.broadcast.TorrentBroadcast.$anonfun$readBroadcastBlock$1(TorrentBroadcast.scala:211)
>   at org.apache.spark.util.Utils$.tryOrIOException(Utils.scala:1326)
>   at 
> org.apache.spark.broadcast.TorrentBroadcast.readBroadcastBlock(TorrentBroadcast.scala:208)
>   at 
> org.apache.spark.broadcast.TorrentBroadcast._value$lzycompute(TorrentBroadcast.scala:66)
>   ...
> java.util.concurrent.RejectedExecutionException: Task 
> scala.concurrent.impl.CallbackRunnable@68c6a53e rejected from 
> java.util.concurrent.ThreadPoolExecutor@2dc42642[Shutting down, pool size = 
> 1, active threads = 1, queued tasks = 0, completed tasks = 0]
>       at 
> java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2047)
>       at 
> java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:823)
>       at 
> java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1369)
>       at 
> java.util.concurrent.Executors$DelegatedExecutorService.execute(Executors.java:668)
>       at 
> scala.concurrent.impl.ExecutionContextImpl$$anon$1.execute(ExecutionContextImpl.scala:134)
>       at 
> scala.concurrent.impl.CallbackRunnable.executeWithValue(Promise.scala:68)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1(Promise.scala:284)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1$adapted(Promise.scala:284)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.tryComplete(Promise.scala:284)
>       at scala.concurrent.Promise.complete(Promise.scala:49)
>       at scala.concurrent.Promise.complete$(Promise.scala:48)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.complete(Promise.scala:183)
>       at scala.concurrent.impl.Promise.$anonfun$transform$1(Promise.scala:29)
>       at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:60)
>       at 
> scala.concurrent.BatchingExecutor$Batch.processBatch$1(BatchingExecutor.scala:63)
>       at 
> scala.concurrent.BatchingExecutor$Batch.$anonfun$run$1(BatchingExecutor.scala:78)
>       at 
> scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:12)
>       at 
> scala.concurrent.BlockContext$.withBlockContext(BlockContext.scala:81)
>       at 
> scala.concurrent.BatchingExecutor$Batch.run(BatchingExecutor.scala:55)
>       at 
> scala.concurrent.Future$InternalCallbackExecutor$.unbatchedExecute(Future.scala:870)
>       at scala.concurrent.BatchingExecutor.execute(BatchingExecutor.scala:106)
>       at 
> scala.concurrent.BatchingExecutor.execute$(BatchingExecutor.scala:103)
>       at 
> scala.concurrent.Future$InternalCallbackExecutor$.execute(Future.scala:868)
>       at 
> scala.concurrent.impl.CallbackRunnable.executeWithValue(Promise.scala:68)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1(Promise.scala:284)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1$adapted(Promise.scala:284)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.tryComplete(Promise.scala:284)
>       at scala.concurrent.Promise.complete(Promise.scala:49)
>       at scala.concurrent.Promise.complete$(Promise.scala:48)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.complete(Promise.scala:183)
>       at scala.concurrent.impl.Promise.$anonfun$transform$1(Promise.scala:29)
>       at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:60)
>       at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
>       at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>       at java.lang.Thread.run(Thread.java:745)
> java.util.concurrent.RejectedExecutionException: Task 
> scala.concurrent.impl.CallbackRunnable@7e69ed97 rejected from 
> java.util.concurrent.ThreadPoolExecutor@3b6b7c3e[Shutting down, pool size = 
> 1, active threads = 1, queued tasks = 0, completed tasks = 0]
>       at 
> java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2047)
>       at 
> java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:823)
>       at 
> java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1369)
>       at 
> java.util.concurrent.Executors$DelegatedExecutorService.execute(Executors.java:668)
>       at 
> scala.concurrent.impl.ExecutionContextImpl$$anon$1.execute(ExecutionContextImpl.scala:134)
>       at 
> scala.concurrent.impl.CallbackRunnable.executeWithValue(Promise.scala:68)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1(Promise.scala:284)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1$adapted(Promise.scala:284)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.tryComplete(Promise.scala:284)
>       at scala.concurrent.Promise.complete(Promise.scala:49)
>       at scala.concurrent.Promise.complete$(Promise.scala:48)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.complete(Promise.scala:183)
>       at scala.concurrent.impl.Promise.$anonfun$transform$1(Promise.scala:29)
>       at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:60)
>       at 
> scala.concurrent.BatchingExecutor$Batch.processBatch$1(BatchingExecutor.scala:63)
>       at 
> scala.concurrent.BatchingExecutor$Batch.$anonfun$run$1(BatchingExecutor.scala:78)
>       at 
> scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:12)
>       at 
> scala.concurrent.BlockContext$.withBlockContext(BlockContext.scala:81)
>       at 
> scala.concurrent.BatchingExecutor$Batch.run(BatchingExecutor.scala:55)
>       at 
> scala.concurrent.Future$InternalCallbackExecutor$.unbatchedExecute(Future.scala:870)
>       at scala.concurrent.BatchingExecutor.execute(BatchingExecutor.scala:106)
>       at 
> scala.concurrent.BatchingExecutor.execute$(BatchingExecutor.scala:103)
>       at 
> scala.concurrent.Future$InternalCallbackExecutor$.execute(Future.scala:868)
>       at 
> scala.concurrent.impl.CallbackRunnable.executeWithValue(Promise.scala:68)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1(Promise.scala:284)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1$adapted(Promise.scala:284)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.tryComplete(Promise.scala:284)
>       at scala.concurrent.Promise.complete(Promise.scala:49)
>       at scala.concurrent.Promise.complete$(Promise.scala:48)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.complete(Promise.scala:183)
>       at scala.concurrent.impl.Promise.$anonfun$transform$1(Promise.scala:29)
>       at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:60)
>       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)
> java.util.concurrent.RejectedExecutionException: Task 
> scala.concurrent.impl.CallbackRunnable@2e07a335 rejected from 
> java.util.concurrent.ThreadPoolExecutor@6b052891[Shutting down, pool size = 
> 1, active threads = 1, queued tasks = 0, completed tasks = 0]
>       at 
> java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2047)
>       at 
> java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:823)
>       at 
> java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1369)
>       at 
> java.util.concurrent.Executors$DelegatedExecutorService.execute(Executors.java:668)
>       at 
> scala.concurrent.impl.ExecutionContextImpl$$anon$1.execute(ExecutionContextImpl.scala:134)
>       at 
> scala.concurrent.impl.CallbackRunnable.executeWithValue(Promise.scala:68)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1(Promise.scala:284)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1$adapted(Promise.scala:284)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.tryComplete(Promise.scala:284)
>       at scala.concurrent.Promise.complete(Promise.scala:49)
>       at scala.concurrent.Promise.complete$(Promise.scala:48)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.complete(Promise.scala:183)
>       at scala.concurrent.impl.Promise.$anonfun$transform$1(Promise.scala:29)
>       at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:60)
>       at 
> scala.concurrent.BatchingExecutor$Batch.processBatch$1(BatchingExecutor.scala:63)
>       at 
> scala.concurrent.BatchingExecutor$Batch.$anonfun$run$1(BatchingExecutor.scala:78)
>       at 
> scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:12)
>       at 
> scala.concurrent.BlockContext$.withBlockContext(BlockContext.scala:81)
>       at 
> scala.concurrent.BatchingExecutor$Batch.run(BatchingExecutor.scala:55)
>       at 
> scala.concurrent.Future$InternalCallbackExecutor$.unbatchedExecute(Future.scala:870)
>       at scala.concurrent.BatchingExecutor.execute(BatchingExecutor.scala:106)
>       at 
> scala.concurrent.BatchingExecutor.execute$(BatchingExecutor.scala:103)
>       at 
> scala.concurrent.Future$InternalCallbackExecutor$.execute(Future.scala:868)
>       at 
> scala.concurrent.impl.CallbackRunnable.executeWithValue(Promise.scala:68)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1(Promise.scala:284)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1$adapted(Promise.scala:284)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.tryComplete(Promise.scala:284)
>       at scala.concurrent.Promise.complete(Promise.scala:49)
>       at scala.concurrent.Promise.complete$(Promise.scala:48)
>       at 
> scala.concurrent.impl.Promise$DefaultPromise.complete(Promise.scala:183)
>       at scala.concurrent.impl.Promise.$anonfun$transform$1(Promise.scala:29)
>       at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:60)
>       at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
>       at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>       at java.lang.Thread.run(Thread.java:745)
> 11/20/18 5:35:25 PM 
> ============================================================
> -- Gauges 
> ----------------------------------------------------------------------
> master.aliveWorkers
> 11/20/18 5:55:13 PM 
> ============================================================
> -- Gauges 
> ----------------------------------------------------------------------
> master.aliveWorkers
> 11/20/18 6:14:49 PM 
> ============================================================
> -- Gauges 
> ----------------------------------------------------------------------
> master.aliveWorkers
> 11/20/18 6:34:28 PM 
> ============================================================
> -- Gauges 
> ----------------------------------------------------------------------
> master.aliveWorkers
> 11/20/18 6:54:30 PM 
> ============================================================
> -- Gauges 
> ----------------------------------------------------------------------
> master.aliveWorkers
> 11/20/18 7:14:35 PM 
> ============================================================
> -- Gauges 
> ----------------------------------------------------------------------
> master.aliveWorkers
> 11/20/18 7:34:31 PM 
> ============================================================
> -- Gauges 
> ----------------------------------------------------------------------
> master.aliveWorkers
> - Accessing TorrentBroadcast variables in a local cluster (encryption = on) 
> *** FAILED ***
>   org.apache.spark.SparkException: Job 0 cancelled as part of cancellation of 
> all jobs
> ...
> {code}
> - 
> https://amplab.cs.berkeley.edu/jenkins/view/Spark%20QA%20Test%20(Dashboard)/job/spark-master-test-maven-hadoop-2.7/5809/



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