[SPARK-25316] Spark error - ERROR ContextCleaner: Error cleaning broadcast 22, Exception thrown in awaitResult:

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Incomplete
• Affects Version/s: 2.2.2
• Component/s: Java API
• Labels: bulk-closed
• Assignee: Unassigned
• Reporter: Vidya
• Created: 03/Sep/18 22:28
• Updated: 20/Nov/20 22:07
• Resolved: 08/Oct/19 05:42

Description

While running spark load on EMR with c3 instaces, we see following error 

ERROR ContextCleaner: Error cleaning broadcast 22
org.apache.spark.SparkException: Exception thrown in awaitResult: 

 

Whats the cause of the error and how do we fix it?

 

Stage 30:=================================> (374 + 20) / 600]
[Stage 30:=====================================> (419 + 20) / 600]
[Stage 30:==========================================> (471 + 4) / 600]18/08/02 21:06:09 ERROR TransportResponseHandler: Still have 1 requests outstanding when connection from /10.154.21.145:45990 is closed
18/08/02 21:06:09 ERROR ContextCleaner: Error cleaning broadcast 22
org.apache.spark.SparkException: Exception thrown in awaitResult:
at org.apache.spark.util.ThreadUtils$.awaitResult(ThreadUtils.scala:205)
at org.apache.spark.rpc.RpcTimeout.awaitResult(RpcTimeout.scala:75)
at org.apache.spark.storage.BlockManagerMaster.removeBroadcast(BlockManagerMaster.scala:161)
at org.apache.spark.broadcast.TorrentBroadcast$.unpersist(TorrentBroadcast.scala:306)
at org.apache.spark.broadcast.TorrentBroadcastFactory.unbroadcast(TorrentBroadcastFactory.scala:45)
at org.apache.spark.broadcast.BroadcastManager.unbroadcast(BroadcastManager.scala:60)
at org.apache.spark.ContextCleaner.doCleanupBroadcast(ContextCleaner.scala:238)
at org.apache.spark.ContextCleaner$$anonfun$org$apache$spark$ContextCleaner$$keepCleaning$1$$anonfun$apply$mcV$sp$1.apply(ContextCleaner.scala:194)
at org.apache.spark.ContextCleaner$$anonfun$org$apache$spark$ContextCleaner$$keepCleaning$1$$anonfun$apply$mcV$sp$1.apply(ContextCleaner.scala:185)
at scala.Option.foreach(Option.scala:257)
at org.apache.spark.ContextCleaner$$anonfun$org$apache$spark$ContextCleaner$$keepCleaning$1.apply$mcV$sp(ContextCleaner.scala:185)
at org.apache.spark.util.Utils$.tryOrStopSparkContext(Utils.scala:1279)
at org.apache.spark.ContextCleaner.org$apache$spark$ContextCleaner$$keepCleaning(ContextCleaner.scala:178)
at org.apache.spark.ContextCleaner$$anon$1.run(ContextCleaner.scala:73)
Caused by: java.io.IOException: Connection reset by peer
at sun.nio.ch.FileDispatcherImpl.read0(Native Method)
at sun.nio.ch.SocketDispatcher.read(SocketDispatcher.java:39)
at sun.nio.ch.IOUtil.readIntoNativeBuffer(IOUtil.java:223)
at sun.nio.ch.IOUtil.read(IOUtil.java:192)
at sun.nio.ch.SocketChannelImpl.read(SocketChannelImpl.java:380)
at io.netty.buffer.PooledUnsafeDirectByteBuf.setBytes(PooledUnsafeDirectByteBuf.java:221)
at io.netty.buffer.AbstractByteBuf.writeBytes(AbstractByteBuf.java:899)
at io.netty.channel.socket.nio.NioSocketChannel.doReadBytes(NioSocketChannel.java:275)
at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:119)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:643)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:566)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:480)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:442)
at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:131)
at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:144)
at java.lang.Thread.run(Thread.java:748)