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From Vikas Garg <sperry...@gmail.com>
Subject Re: Issue with executer
Date Wed, 20 Jan 2021 13:49:11 GMT
The issue is resolved. Resolution is little weird but it worked. It was due
to scala version mismatch with projects in my package.

On Wed, 20 Jan 2021 at 18:07, Mich Talebzadeh <mich.talebzadeh@gmail.com>
wrote:

> Hi Vikas,
>
> Are you running this on your local laptop etc or using some IDE etc?
>
> What is your available memory for Spark?
>
> Start with minimum set like below
>
> def spark_session_local(appName):
>     return SparkSession.builder \
>         .master('local[1]') \
>         .appName(appName) \
>         .enableHiveSupport() \
>         .getOrCreate()
>
>
> HTH
>
>
>
> LinkedIn * https://www.linkedin.com/profile/view?id=AAEAAAAWh2gBxianrbJd6zP6AcPCCdOABUrV8Pw
> <https://www.linkedin.com/profile/view?id=AAEAAAAWh2gBxianrbJd6zP6AcPCCdOABUrV8Pw>*
>
>
>
>
>
> *Disclaimer:* Use it at your own risk. Any and all responsibility for any
> loss, damage or destruction of data or any other property which may arise
> from relying on this email's technical content is explicitly disclaimed.
> The author will in no case be liable for any monetary damages arising from
> such loss, damage or destruction.
>
>
>
>
> On Wed, 20 Jan 2021 at 12:32, Vikas Garg <sperry.it@gmail.com> wrote:
>
>> Hi Sachit,
>>
>> I am running it in local. My IP mentioned is the private IP address and
>> therefore it is useless for anyone.
>>
>> On Wed, 20 Jan 2021 at 17:37, Sachit Murarka <connectsachit@gmail.com>
>> wrote:
>>
>>> Hi Vikas
>>>
>>> 1. Are you running in local mode? Master has local[*]
>>> 2. Pls mask the ip or confidential info while sharing logs
>>>
>>> Thanks
>>> Sachit
>>>
>>> On Wed, 20 Jan 2021, 17:35 Vikas Garg, <sperry.it@gmail.com> wrote:
>>>
>>>> Hi,
>>>>
>>>> I am facing issue with spark executor. I am struggling with this issue
>>>> since last many days and unable to resolve the issue.
>>>>
>>>> Below is the configuration I have given.
>>>>
>>>>   val spark = SparkSession.builder()
>>>>     .appName("Spark Job")
>>>>     .master("local[*]")
>>>>     .config("spark.dynamicAllocation.enabled", true)
>>>>     .config("spark.shuffle.service.enabled", true)
>>>>     .config("spark.driver.maxResultSize", "8g")
>>>>     .config("spark.driver.memory", "8g")
>>>>     .config("spark.executor.memory", "8g")
>>>>     .config("spark.network.timeout", "3600s")
>>>>     .getOrCreate()
>>>>
>>>> 1/01/20 17:06:57 ERROR RetryingBlockFetcher: Exception while beginning
>>>> fetch of 1 outstanding blocks
>>>>
>>>> *java.io.IOException*: Failed to connect to
>>>> del1-lhp-n99999.synapse.com/192.168.166.213:51348
>>>>
>>>>             at
>>>> org.apache.spark.network.client.TransportClientFactory.createClient(
>>>> *TransportClientFactory.java:253*)
>>>>
>>>>             at
>>>> org.apache.spark.network.client.TransportClientFactory.createClient(
>>>> *TransportClientFactory.java:195*)
>>>>
>>>>             at
>>>> org.apache.spark.network.netty.NettyBlockTransferService$$anon$2.createAndStart(
>>>> *NettyBlockTransferService.scala:122*)
>>>>
>>>>             at
>>>> org.apache.spark.network.shuffle.RetryingBlockFetcher.fetchAllOutstanding(
>>>> *RetryingBlockFetcher.java:141*)
>>>>
>>>>             at
>>>> org.apache.spark.network.shuffle.RetryingBlockFetcher.start(
>>>> *RetryingBlockFetcher.java:121*)
>>>>
>>>>             at
>>>> org.apache.spark.network.netty.NettyBlockTransferService.fetchBlocks(
>>>> *NettyBlockTransferService.scala:143*)
>>>>
>>>>             at
>>>> org.apache.spark.network.BlockTransferService.fetchBlockSync(
>>>> *BlockTransferService.scala:103*)
>>>>
>>>>             at
>>>> org.apache.spark.storage.BlockManager.fetchRemoteManagedBuffer(
>>>> *BlockManager.scala:1010*)
>>>>
>>>>             at
>>>> org.apache.spark.storage.BlockManager.$anonfun$getRemoteBlock$8(
>>>> *BlockManager.scala:954*)
>>>>
>>>>             at scala.Option.orElse(*Option.scala:289*)
>>>>
>>>>             at org.apache.spark.storage.BlockManager.getRemoteBlock(
>>>> *BlockManager.scala:954*)
>>>>
>>>>             at org.apache.spark.storage.BlockManager.getRemoteBytes(
>>>> *BlockManager.scala:1092*)
>>>>
>>>>             at
>>>> org.apache.spark.scheduler.TaskResultGetter$$anon$3.$anonfun$run$1(
>>>> *TaskResultGetter.scala:88*)
>>>>
>>>>             at
>>>> scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:12)
>>>>
>>>>             at org.apache.spark.util.Utils$.logUncaughtExceptions(
>>>> *Utils.scala:1932*)
>>>>
>>>>             at org.apache.spark.scheduler.TaskResultGetter$$anon$3.run(
>>>> *TaskResultGetter.scala:63*)
>>>>
>>>>             at java.util.concurrent.ThreadPoolExecutor.runWorker(
>>>> *ThreadPoolExecutor.java:1149*)
>>>>
>>>>             at java.util.concurrent.ThreadPoolExecutor$Worker.run(
>>>> *ThreadPoolExecutor.java:624*)
>>>>
>>>>             at java.lang.Thread.run(*Thread.java:748*)
>>>>
>>>> Caused by: *io.netty.channel.AbstractChannel$AnnotatedSocketException*:
>>>> Permission denied: no further information:
>>>> del1-lhp-n99999.synapse.com/192.168.166.213:51348
>>>>
>>>> Caused by: *java.net.SocketException*: Permission denied: no further
>>>> information
>>>>
>>>>             at sun.nio.ch.SocketChannelImpl.checkConnect(*Native
>>>> Method*)
>>>>
>>>>             at sun.nio.ch.SocketChannelImpl.finishConnect(
>>>> *SocketChannelImpl.java:715*)
>>>>
>>>>             at
>>>> io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(
>>>> *NioSocketChannel.java:330*)
>>>>
>>>>             at
>>>> io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(
>>>> *AbstractNioChannel.java:334*)
>>>>
>>>>             at io.netty.channel.nio.NioEventLoop.processSelectedKey(
>>>> *NioEventLoop.java:702*)
>>>>
>>>>             at
>>>> io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(
>>>> *NioEventLoop.java:650*)
>>>>
>>>>             at io.netty.channel.nio.NioEventLoop.processSelectedKeys(
>>>> *NioEventLoop.java:576*)
>>>>
>>>>             at io.netty.channel.nio.NioEventLoop.run(
>>>> *NioEventLoop.java:493*)
>>>>
>>>>             at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(
>>>> *SingleThreadEventExecutor.java:989*)
>>>>
>>>>             at io.netty.util.internal.ThreadExecutorMap$2.run(
>>>> *ThreadExecutorMap.java:74*)
>>>>
>>>>             at io.netty.util.concurrent.FastThreadLocalRunnable.run(
>>>> *FastThreadLocalRunnable.java:30*)
>>>>
>>>>             at java.lang.Thread.run(*Thread.java:748*)
>>>>
>>>> 21/01/20 17:06:57 ERROR RetryingBlockFetcher: Exception while beginning
>>>> fetch of 1 outstanding blocks
>>>>
>>>> *java.io.IOException*: Failed to connect to
>>>> del1-lhp-n99999.synapse.com/192.168.166.213:51348
>>>>
>>>>             at
>>>> org.apache.spark.network.client.TransportClientFactory.createClient(
>>>> *TransportClientFactory.java:253*)
>>>>
>>>>             at
>>>> org.apache.spark.network.client.TransportClientFactory.createClient(
>>>> *TransportClientFactory.java:195*)
>>>>
>>>>             at
>>>> org.apache.spark.network.netty.NettyBlockTransferService$$anon$2.createAndStart(
>>>> *NettyBlockTransferService.scala:122*)
>>>>
>>>>             at
>>>> org.apache.spark.network.shuffle.RetryingBlockFetcher.fetchAllOutstanding(
>>>> *RetryingBlockFetcher.java:141*)
>>>>
>>>>             at
>>>> org.apache.spark.network.shuffle.RetryingBlockFetcher.start(
>>>> *RetryingBlockFetcher.java:121*)
>>>>
>>>>             at
>>>> org.apache.spark.network.netty.NettyBlockTransferService.fetchBlocks(
>>>> *NettyBlockTransferService.scala:143*)
>>>>
>>>>             at
>>>> org.apache.spark.network.BlockTransferService.fetchBlockSync(
>>>> *BlockTransferService.scala:103*)
>>>>
>>>>             at
>>>> org.apache.spark.storage.BlockManager.fetchRemoteManagedBuffer(
>>>> *BlockManager.scala:1010*)
>>>>
>>>>             at
>>>> org.apache.spark.storage.BlockManager.$anonfun$getRemoteBlock$8(
>>>> *BlockManager.scala:954*)
>>>>
>>>>             at scala.Option.orElse(*Option.scala:289*)
>>>>
>>>>             at org.apache.spark.storage.BlockManager.getRemoteBlock(
>>>> *BlockManager.scala:954*)
>>>>
>>>>             at org.apache.spark.storage.BlockManager.getRemoteBytes(
>>>> *BlockManager.scala:1092*)
>>>>
>>>>             at
>>>> org.apache.spark.scheduler.TaskResultGetter$$anon$3.$anonfun$run$1(
>>>> *TaskResultGetter.scala:88*)
>>>>
>>>>             at
>>>> scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:12)
>>>>
>>>>             at org.apache.spark.util.Utils$.logUncaughtExceptions(
>>>> *Utils.scala:1932*)
>>>>
>>>>             at org.apache.spark.scheduler.TaskResultGetter$$anon$3.run(
>>>> *TaskResultGetter.scala:63*)
>>>>
>>>>             at java.util.concurrent.ThreadPoolExecutor.runWorker(
>>>> *ThreadPoolExecutor.java:1149*)
>>>>
>>>>             at java.util.concurrent.ThreadPoolExecutor$Worker.run(
>>>> *ThreadPoolExecutor.java:624*)
>>>>
>>>>             at java.lang.Thread.run(*Thread.java:748*)
>>>>
>>>> Caused by: *io.netty.channel.AbstractChannel$AnnotatedSocketException*:
>>>> Permission denied: no further information:
>>>> del1-lhp-n99999.synapse.com/192.168.166.213:51348
>>>>
>>>> Caused by: *java.net.SocketException*: Permission denied: no further
>>>> information
>>>>
>>>>             at sun.nio.ch.SocketChannelImpl.checkConnect(*Native
>>>> Method*)
>>>>
>>>>             at sun.nio.ch.SocketChannelImpl.finishConnect(
>>>> *SocketChannelImpl.java:715*)
>>>>
>>>>             at
>>>> io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(
>>>> *NioSocketChannel.java:330*)
>>>>
>>>>             at
>>>> io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(
>>>> *AbstractNioChannel.java:334*)
>>>>
>>>>             at io.netty.channel.nio.NioEventLoop.processSelectedKey(
>>>> *NioEventLoop.java:702*)
>>>>
>>>>             at
>>>> io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(
>>>> *NioEventLoop.java:650*)
>>>>
>>>>             at io.netty.channel.nio.NioEventLoop.processSelectedKeys(
>>>> *NioEventLoop.java:576*)
>>>>
>>>>             at io.netty.channel.nio.NioEventLoop.run(
>>>> *NioEventLoop.java:493*)
>>>>
>>>>             at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(
>>>> *SingleThreadEventExecutor.java:989*)
>>>>
>>>>             at io.netty.util.internal.ThreadExecutorMap$2.run(
>>>> *ThreadExecutorMap.java:74*)
>>>>
>>>>             at io.netty.util.concurrent.FastThreadLocalRunnable.run(
>>>> *FastThreadLocalRunnable.java:30*)
>>>>
>>>>             at java.lang.Thread.run(*Thread.java:748*)
>>>>
>>>> 21/01/20 17:07:02 ERROR RetryingBlockFetcher: Exception while beginning
>>>> fetch of 1 outstanding blocks (after 1 retries)
>>>>
>>>> *java.io.IOException*: Failed to connect to
>>>> del1-lhp-n99999.synapse.com/192.168.166.213:51348
>>>>
>>>>             at
>>>> org.apache.spark.network.client.TransportClientFactory.createClient(
>>>> *TransportClientFactory.java:253*)
>>>>
>>>>             at
>>>> org.apache.spark.network.client.TransportClientFactory.createClient(
>>>> *TransportClientFactory.java:195*)
>>>>
>>>>             at
>>>> org.apache.spark.network.netty.NettyBlockTransferService$$anon$2.createAndStart(
>>>> *NettyBlockTransferService.scala:122*)
>>>>
>>>>             at
>>>> org.apache.spark.network.shuffle.RetryingBlockFetcher.fetchAllOutstanding(
>>>> *RetryingBlockFetcher.java:141*)
>>>>
>>>>             at
>>>> org.apache.spark.network.shuffle.RetryingBlockFetcher.lambda$initiateRetry$0(
>>>> *RetryingBlockFetcher.java:169*)
>>>>
>>>>             at java.util.concurrent.Executors$RunnableAdapter.call(
>>>> *Executors.java:511*)
>>>>
>>>>             at java.util.concurrent.FutureTask.run(
>>>> *FutureTask.java:266*)
>>>>
>>>>             at java.util.concurrent.ThreadPoolExecutor.runWorker(
>>>> *ThreadPoolExecutor.java:1149*)
>>>>
>>>>             at java.util.concurrent.ThreadPoolExecutor$Worker.run(
>>>> *ThreadPoolExecutor.java:624*)
>>>>
>>>>             at io.netty.util.concurrent.FastThreadLocalRunnable.run(
>>>> *FastThreadLocalRunnable.java:30*)
>>>>
>>>>             at java.lang.Thread.run(*Thread.java:748*)
>>>>
>>>> Caused by: *io.netty.channel.AbstractChannel$AnnotatedSocketException*:
>>>> Permission denied: no further information:
>>>> del1-lhp-n99999.synapse.com/192.168.166.213:51348
>>>>
>>>> Caused by: *java.net.SocketException*: Permission denied: no further
>>>> information
>>>>
>>>>             at sun.nio.ch.SocketChannelImpl.checkConnect(*Native
>>>> Method*)
>>>>
>>>>             at sun.nio.ch.SocketChannelImpl.finishConnect(
>>>> *SocketChannelImpl.java:715*)
>>>>
>>>>             at
>>>> io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(
>>>> *NioSocketChannel.java:330*)
>>>>
>>>>             at
>>>> io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(
>>>> *AbstractNioChannel.java:334*)
>>>>
>>>>             at io.netty.channel.nio.NioEventLoop.processSelectedKey(
>>>> *NioEventLoop.java:702*)
>>>>
>>>>             at
>>>> io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(
>>>> *NioEventLoop.java:650*)
>>>>
>>>>             at io.netty.channel.nio.NioEventLoop.processSelectedKeys(
>>>> *NioEventLoop.java:576*)
>>>>
>>>>             at io.netty.channel.nio.NioEventLoop.run(
>>>> *NioEventLoop.java:493*)
>>>>
>>>>             at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(
>>>> *SingleThreadEventExecutor.java:989*)
>>>>
>>>>             at io.netty.util.internal.ThreadExecutorMap$2.run(
>>>> *ThreadExecutorMap.java:74*)
>>>>
>>>>             at io.netty.util.concurrent.FastThreadLocalRunnable.run(
>>>> *FastThreadLocalRunnable.java:30*)
>>>>
>>>>             at java.lang.Thread.run(*Thread.java:748*)
>>>>
>>>> 21/01/20 17:07:02 ERROR RetryingBlockFetcher: Exception while beginning
>>>> fetch of 1 outstanding blocks (after 1 retries)
>>>>
>>>> *java.io.IOException*: Failed to connect to
>>>> del1-lhp-n99999.synapse.com/192.168.166.213:51348
>>>>
>>>>             at
>>>> org.apache.spark.network.client.TransportClientFactory.createClient(
>>>> *TransportClientFactory.java:253*)
>>>>
>>>>             at
>>>> org.apache.spark.network.client.TransportClientFactory.createClient(
>>>> *TransportClientFactory.java:195*)
>>>>
>>>>             at
>>>> org.apache.spark.network.netty.NettyBlockTransferService$$anon$2.createAndStart(
>>>> *NettyBlockTransferService.scala:122*)
>>>>
>>>>             at
>>>> org.apache.spark.network.shuffle.RetryingBlockFetcher.fetchAllOutstanding(
>>>> *RetryingBlockFetcher.java:141*)
>>>>
>>>>             at
>>>> org.apache.spark.network.shuffle.RetryingBlockFetcher.lambda$initiateRetry$0(
>>>> *RetryingBlockFetcher.java:169*)
>>>>
>>>>             at java.util.concurrent.Executors$RunnableAdapter.call(
>>>> *Executors.java:511*)
>>>>
>>>>             at java.util.concurrent.FutureTask.run(
>>>> *FutureTask.java:266*)
>>>>
>>>>             at java.util.concurrent.ThreadPoolExecutor.runWorker(
>>>> *ThreadPoolExecutor.java:1149*)
>>>>
>>>>             at java.util.concurrent.ThreadPoolExecutor$Worker.run(
>>>> *ThreadPoolExecutor.java:624*)
>>>>
>>>>             at io.netty.util.concurrent.FastThreadLocalRunnable.run(
>>>> *FastThreadLocalRunnable.java:30*)
>>>>
>>>>             at java.lang.Thread.run(*Thread.java:748*)
>>>>
>>>> Caused by: *io.netty.channel.AbstractChannel$AnnotatedSocketException*:
>>>> Permission denied: no further information:
>>>> del1-lhp-n99999.synapse.com/192.168.166.213:51348
>>>>
>>>> Caused by: *java.net.SocketException*: Permission denied: no further
>>>> information
>>>>
>>>>             at sun.nio.ch.SocketChannelImpl.checkConnect(*Native
>>>> Method*)
>>>>
>>>>             at sun.nio.ch.SocketChannelImpl.finishConnect(
>>>> *SocketChannelImpl.java:715*)
>>>>
>>>>             at
>>>> io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(
>>>> *NioSocketChannel.java:330*)
>>>>
>>>>             at
>>>> io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(
>>>> *AbstractNioChannel.java:334*)
>>>>
>>>>             at io.netty.channel.nio.NioEventLoop.processSelectedKey(
>>>> *NioEventLoop.java:702*)
>>>>
>>>>             at
>>>> io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(
>>>> *NioEventLoop.java:650*)
>>>>
>>>>             at io.netty.channel.nio.NioEventLoop.processSelectedKeys(
>>>> *NioEventLoop.java:576*)
>>>>
>>>>             at io.netty.channel.nio.NioEventLoop.run(
>>>> *NioEventLoop.java:493*)
>>>>
>>>>             at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(
>>>> *SingleThreadEventExecutor.java:989*)
>>>>
>>>>             at io.netty.util.internal.ThreadExecutorMap$2.run(
>>>> *ThreadExecutorMap.java:74*)
>>>>
>>>>             at io.netty.util.concurrent.FastThreadLocalRunnable.run(
>>>> *FastThreadLocalRunnable.java:30*)
>>>>
>>>>             at java.lang.Thread.run(*Thread.java:748*)
>>>>
>>>> 21/01/20 17:07:07 ERROR RetryingBlockFetcher: Exception while beginning
>>>> fetch of 1 outstanding blocks (after 2 retries)
>>>>
>>>> *java.io.IOException*: Failed to connect to
>>>> del1-lhp-n99999.synapse.com/192.168.166.213:51348
>>>>
>>>>             at
>>>> org.apache.spark.network.client.TransportClientFactory.createClient(
>>>> *TransportClientFactory.java:253*)
>>>>
>>>>             at
>>>> org.apache.spark.network.client.TransportClientFactory.createClient(
>>>> *TransportClientFactory.java:195*)
>>>>
>>>>             at
>>>> org.apache.spark.network.netty.NettyBlockTransferService$$anon$2.createAndStart(
>>>> *NettyBlockTransferService.scala:122*)
>>>>
>>>>             at
>>>> org.apache.spark.network.shuffle.RetryingBlockFetcher.fetchAllOutstanding(
>>>> *RetryingBlockFetcher.java:141*)
>>>>
>>>>             at
>>>> org.apache.spark.network.shuffle.RetryingBlockFetcher.lambda$initiateRetry$0(
>>>> *RetryingBlockFetcher.java:169*)
>>>>
>>>>             at java.util.concurrent.Executors$RunnableAdapter.call(
>>>> *Executors.java:511*)
>>>>
>>>>             at java.util.concurrent.FutureTask.run(
>>>> *FutureTask.java:266*)
>>>>
>>>>             at java.util.concurrent.ThreadPoolExecutor.runWorker(
>>>> *ThreadPoolExecutor.java:1149*)
>>>>
>>>>             at java.util.concurrent.ThreadPoolExecutor$Worker.run(
>>>> *ThreadPoolExecutor.java:624*)
>>>>
>>>>             at io.netty.util.concurrent.FastThreadLocalRunnable.run(
>>>> *FastThreadLocalRunnable.java:30*)
>>>>
>>>>             at java.lang.Thread.run(*Thread.java:748*)
>>>>
>>>> Caused by: *io.netty.channel.AbstractChannel$AnnotatedSocketException*:
>>>> Permission denied: no further information:
>>>> del1-lhp-n99999.synapse.com/192.168.166.213:51348
>>>>
>>>> Caused by: *java.net.SocketException*: Permission denied: no further
>>>> information
>>>>
>>>>             at sun.nio.ch.SocketChannelImpl.checkConnect(*Native
>>>> Method*)
>>>>
>>>>             at sun.nio.ch.SocketChannelImpl.finishConnect(
>>>> *SocketChannelImpl.java:715*)
>>>>
>>>>             at
>>>> io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(
>>>> *NioSocketChannel.java:330*)
>>>>
>>>>             at
>>>> io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(
>>>> *AbstractNioChannel.java:334*)
>>>>
>>>>             at io.netty.channel.nio.NioEventLoop.processSelectedKey(
>>>> *NioEventLoop.java:702*)
>>>>
>>>>             at
>>>> io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(
>>>> *NioEventLoop.java:650*)
>>>>
>>>>             at io.netty.channel.nio.NioEventLoop.processSelectedKeys(
>>>> *NioEventLoop.java:576*)
>>>>
>>>>             at io.netty.channel.nio.NioEventLoop.run(
>>>> *NioEventLoop.java:493*)
>>>>
>>>>             at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(
>>>> *SingleThreadEventExecutor.java:989*)
>>>>
>>>>             at io.netty.util.internal.ThreadExecutorMap$2.run(
>>>> *ThreadExecutorMap.java:74*)
>>>>
>>>>             at io.netty.util.concurrent.FastThreadLocalRunnable.run(
>>>> *FastThreadLocalRunnable.java:30*)
>>>>
>>>>             at java.lang.Thread.run(*Thread.java:748*)
>>>>
>>>> 21/01/20 17:07:07 ERROR RetryingBlockFetcher: Exception while beginning
>>>> fetch of 1 outstanding blocks (after 2 retries)
>>>>
>>>> *java.io.IOException*: Failed to connect to
>>>> del1-lhp-n99999.synapse.com/192.168.166.213:51348
>>>>
>>>>             at
>>>> org.apache.spark.network.client.TransportClientFactory.createClient(
>>>> *TransportClientFactory.java:253*)
>>>>
>>>>             at
>>>> org.apache.spark.network.client.TransportClientFactory.createClient(
>>>> *TransportClientFactory.java:195*)
>>>>
>>>>             at
>>>> org.apache.spark.network.netty.NettyBlockTransferService$$anon$2.createAndStart(
>>>> *NettyBlockTransferService.scala:122*)
>>>>
>>>>             at
>>>> org.apache.spark.network.shuffle.RetryingBlockFetcher.fetchAllOutstanding(
>>>> *RetryingBlockFetcher.java:141*)
>>>>
>>>>             at
>>>> org.apache.spark.network.shuffle.RetryingBlockFetcher.lambda$initiateRetry$0(
>>>> *RetryingBlockFetcher.java:169*)
>>>>
>>>>             at java.util.concurrent.Executors$RunnableAdapter.call(
>>>> *Executors.java:511*)
>>>>
>>>>             at java.util.concurrent.FutureTask.run(
>>>> *FutureTask.java:266*)
>>>>
>>>>             at java.util.concurrent.ThreadPoolExecutor.runWorker(
>>>> *ThreadPoolExecutor.java:1149*)
>>>>
>>>>             at java.util.concurrent.ThreadPoolExecutor$Worker.run(
>>>> *ThreadPoolExecutor.java:624*)
>>>>
>>>>             at io.netty.util.concurrent.FastThreadLocalRunnable.run(
>>>> *FastThreadLocalRunnable.java:30*)
>>>>
>>>>             at java.lang.Thread.run(*Thread.java:748*)
>>>>
>>>> Caused by: *io.netty.channel.AbstractChannel$AnnotatedSocketException*:
>>>> Permission denied: no further information:
>>>> del1-lhp-n99999.synapse.com/192.168.166.213:51348
>>>>
>>>> Caused by: *java.net.SocketException*: Permission denied: no further
>>>> information
>>>>
>>>>             at sun.nio.ch.SocketChannelImpl.checkConnect(*Native
>>>> Method*)
>>>>
>>>>             at sun.nio.ch.SocketChannelImpl.finishConnect(
>>>> *SocketChannelImpl.java:715*)
>>>>
>>>>             at
>>>> io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(
>>>> *NioSocketChannel.java:330*)
>>>>
>>>>             at
>>>> io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(
>>>> *AbstractNioChannel.java:334*)
>>>>
>>>>             at io.netty.channel.nio.NioEventLoop.processSelectedKey(
>>>> *NioEventLoop.java:702*)
>>>>
>>>>             at
>>>> io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(
>>>> *NioEventLoop.java:650*)
>>>>
>>>>             at io.netty.channel.nio.NioEventLoop.processSelectedKeys(
>>>> *NioEventLoop.java:576*)
>>>>
>>>>             at io.netty.channel.nio.NioEventLoop.run(
>>>> *NioEventLoop.java:493*)
>>>>
>>>>             at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(
>>>> *SingleThreadEventExecutor.java:989*)
>>>>
>>>>             at io.netty.util.internal.ThreadExecutorMap$2.run(
>>>> *ThreadExecutorMap.java:74*)
>>>>
>>>>             at io.netty.util.concurrent.FastThreadLocalRunnable.run(
>>>> *FastThreadLocalRunnable.java:30*)
>>>>
>>>>             at java.lang.Thread.run(*Thread.java:748*)
>>>>
>>>> 21/01/20 17:07:12 ERROR RetryingBlockFetcher: Exception while beginning
>>>> fetch of 1 outstanding blocks (after 3 retries)
>>>>
>>>> *java.io.IOException*: Failed to connect to
>>>> del1-lhp-n99999.synapse.com/192.168.166.213:51348
>>>>
>>>>             at
>>>> org.apache.spark.network.client.TransportClientFactory.createClient(
>>>> *TransportClientFactory.java:253*)
>>>>
>>>>             at
>>>> org.apache.spark.network.client.TransportClientFactory.createClient(
>>>> *TransportClientFactory.java:195*)
>>>>
>>>>             at
>>>> org.apache.spark.network.netty.NettyBlockTransferService$$anon$2.createAndStart(
>>>> *NettyBlockTransferService.scala:122*)
>>>>
>>>>             at
>>>> org.apache.spark.network.shuffle.RetryingBlockFetcher.fetchAllOutstanding(
>>>> *RetryingBlockFetcher.java:141*)
>>>>
>>>>             at
>>>> org.apache.spark.network.shuffle.RetryingBlockFetcher.lambda$initiateRetry$0(
>>>> *RetryingBlockFetcher.java:169*)
>>>>
>>>>             at java.util.concurrent.Executors$RunnableAdapter.call(
>>>> *Executors.java:511*)
>>>>
>>>>             at java.util.concurrent.FutureTask.run(
>>>> *FutureTask.java:266*)
>>>>
>>>>             at java.util.concurrent.ThreadPoolExecutor.runWorker(
>>>> *ThreadPoolExecutor.java:1149*)
>>>>
>>>>             at java.util.concurrent.ThreadPoolExecutor$Worker.run(
>>>> *ThreadPoolExecutor.java:624*)
>>>>
>>>>             at io.netty.util.concurrent.FastThreadLocalRunnable.run(
>>>> *FastThreadLocalRunnable.java:30*)
>>>>
>>>>             at java.lang.Thread.run(*Thread.java:748*)
>>>>
>>>> Caused by: *io.netty.channel.AbstractChannel$AnnotatedSocketException*:
>>>> Permission denied: no further information:
>>>> del1-lhp-n99999.synapse.com/192.168.166.213:51348
>>>>
>>>> Caused by: *java.net.SocketException*: Permission denied: no further
>>>> information
>>>>
>>>>             at sun.nio.ch.SocketChannelImpl.checkConnect(*Native
>>>> Method*)
>>>>
>>>>             at sun.nio.ch.SocketChannelImpl.finishConnect(
>>>> *SocketChannelImpl.java:715*)
>>>>
>>>>             at
>>>> io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(
>>>> *NioSocketC*
>>>>
>>>

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