We have python script for our glue job and the triggered runs for every one hour to convert the JSON S3 to parquet files and we are getting following issue..the following logs are taken from cloudwatch for the jobId :
CoarseGrainedExecutorBackend: Driver commanded a shutdown
18/06/25 08:54:03 ERROR TransportResponseHandler: Still have 1 requests outstanding when connection from ip-172-31-34-26.ec2.internal/172.31.34.26:36135 is closed
18/06/25 08:54:03 ERROR OneForOneBlockFetcher: Failed while starting block fetches
java.io.IOException: Connection from ip-172-31-34-26.ec2.internal/172.31.34.26:36135 closed
at org.apache.spark.network.client.TransportResponseHandler.channelInactive(TransportResponseHandler.java:146)
at org.apache.spark.network.server.TransportChannelHandler.channelInactive(TransportChannelHandler.java:108)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:241)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:227)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:220)
at io.netty.channel.ChannelInboundHandlerAdapter.channelInactive(ChannelInboundHandlerAdapter.java:75)
at io.netty.handler.timeout.IdleStateHandler.channelInactive(IdleStateHandler.java:278)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:241)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:227)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:220)
at io.netty.channel.ChannelInboundHandlerAdapter.channelInactive(ChannelInboundHandlerAdapter.java:75)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:241)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:227)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:220)
at io.netty.channel.ChannelInboundHandlerAdapter.channelInactive(ChannelInboundHandlerAdapter.java:75)
at org.apache.spark.network.util.TransportFrameDecoder.channelInactive(TransportFrameDecoder.java:182)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:241)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:227)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:220)
at io.netty.channel.DefaultChannelPipeline$HeadContext.channelInactive(DefaultChannelPipeline.java:1289)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:241)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:227)
at io.netty.channel.DefaultChannelPipeline.fireChannelInactive(DefaultChannelPipeline.java:893)
at io.netty.channel.AbstractChannel$AbstractUnsafe$7.run(AbstractChannel.java:691)
at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:399)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:446)
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)
18/06/25 08:54:03 INFO CoarseGrainedExecutorBackend: Driver from 172.31.47.44:45951 disconnected during shutdown
18/06/25 08:54:03 INFO CoarseGrainedExecutorBackend: Driver from 172.31.47.44:45951 disconnected during shutdown
18/06/25 08:54:03 INFO RetryingBlockFetcher: Retrying fetch (1/3) for 1 outstanding blocks after 5000 ms
18/06/25 08:54:03 INFO MemoryStore: MemoryStore cleared
18/06/25 08:54:03 INFO BlockManager: BlockManager stopped
18/06/25 08:54:03 INFO ShutdownHookManager: Shutdown hook called