Hi Folks:
Just wanted to see if anyone has any suggestions on this issue.
Thanks
 

    On Monday, March 26, 2018, 11:04:02 AM PDT, M Singh 
<mans2si...@yahoo.com.INVALID> wrote:  
 
 Hi Ted:
Here is the exception trace (Note - The exception is occuring in the kafka 
spark writer class).

I will try to check broker logs.  Is there anything specific I should look for ?
Driver stacktrace:
 at 
org.apache.spark.scheduler.DAGScheduler.org$apache$spark$scheduler$DAGScheduler$$failJobAndIndependentStages(DAGScheduler.scala:1708)
 at 
org.apache.spark.scheduler.DAGScheduler$$anonfun$abortStage$1.apply(DAGScheduler.scala:1696)
 at 
org.apache.spark.scheduler.DAGScheduler$$anonfun$abortStage$1.apply(DAGScheduler.scala:1695)
 at 
scala.collection.mutable.ResizableArray$class.foreach(ResizableArray.scala:59)
 at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:48)
 at org.apache.spark.scheduler.DAGScheduler.abortStage(DAGScheduler.scala:1695)
 at 
org.apache.spark.scheduler.DAGScheduler$$anonfun$handleTaskSetFailed$1.apply(DAGScheduler.scala:855)
 at 
org.apache.spark.scheduler.DAGScheduler$$anonfun$handleTaskSetFailed$1.apply(DAGScheduler.scala:855)
 at scala.Option.foreach(Option.scala:257)
 at 
org.apache.spark.scheduler.DAGScheduler.handleTaskSetFailed(DAGScheduler.scala:855)
 at 
org.apache.spark.scheduler.DAGSchedulerEventProcessLoop.doOnReceive(DAGScheduler.scala:1923)
 at 
org.apache.spark.scheduler.DAGSchedulerEventProcessLoop.onReceive(DAGScheduler.scala:1878)
 at 
org.apache.spark.scheduler.DAGSchedulerEventProcessLoop.onReceive(DAGScheduler.scala:1867)
 at org.apache.spark.util.EventLoop$$anon$1.run(EventLoop.scala:48)
 at org.apache.spark.scheduler.DAGScheduler.runJob(DAGScheduler.scala:671)
 at org.apache.spark.SparkContext.runJob(SparkContext.scala:2029)
 at org.apache.spark.SparkContext.runJob(SparkContext.scala:2050)
 at org.apache.spark.SparkContext.runJob(SparkContext.scala:2069)
 at org.apache.spark.SparkContext.runJob(SparkContext.scala:2094)
 at org.apache.spark.rdd.RDD$$anonfun$foreachPartition$1.apply(RDD.scala:926)
 at org.apache.spark.rdd.RDD$$anonfun$foreachPartition$1.apply(RDD.scala:924)
 at 
org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:151)
 at 
org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:112)
 at org.apache.spark.rdd.RDD.withScope(RDD.scala:362)
 at org.apache.spark.rdd.RDD.foreachPartition(RDD.scala:924)
 at 
org.apache.spark.sql.kafka010.KafkaWriter$$anonfun$write$1.apply$mcV$sp(KafkaWriter.scala:89)
 at 
org.apache.spark.sql.kafka010.KafkaWriter$$anonfun$write$1.apply(KafkaWriter.scala:89)
 at 
org.apache.spark.sql.kafka010.KafkaWriter$$anonfun$write$1.apply(KafkaWriter.scala:89)
 at 
org.apache.spark.sql.execution.SQLExecution$.withNewExecutionId(SQLExecution.scala:65)
 at org.apache.spark.sql.kafka010.KafkaWriter$.write(KafkaWriter.scala:88)
 at org.apache.spark.sql.kafka010.KafkaSink.addBatch(KafkaSink.scala:38)
 

    On Monday, March 26, 2018, 9:34:06 AM PDT, Ted Yu <yuzhih...@gmail.com> 
wrote:  
 
 Can you post the stack trace for NetworkException (pastebin) ?

Please also check the broker logs to see if there was some clue around the
time this happened.

Thanks

On Mon, Mar 26, 2018 at 9:30 AM, M Singh <mans2si...@yahoo.com.invalid>
wrote:

> Hi:
> I am working with spark 2.2.1 and spark kafka 0.10 client integration with
> Kafka brokers using 0.11.
> I get the exception - org.apache.kafka.common.errors.NetworkException:
> The server disconnected before a response was received - when the
> application is trying to write to a topic. This exception kills the spark
> application.
> Based on some similar issues I saw on the web I've added the following
> kafka configuration but it has not helped.
> acks = 0
> request.timeout.ms = 45000
> receive.buffer.bytes = 1024000
> I've posted this question to apache spark users list but have not received
> any response.  If anyone has any suggestion/pointers, please let me know.
> Thanks
>
    

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