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https://issues.apache.org/jira/browse/SPARK-17787?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15568020#comment-15568020
]
Saisai Shao commented on SPARK-17787:
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I guess you don't have jars on the node where AM/Executors launch in path
"/home/hos/KafkaApp/kafka_2.10-0.8.0.jar".
> spark submit throws error while using kafka Appender log4j:ERROR Could not
> instantiate class [kafka.producer.KafkaLog4jAppender].
> java.lang.ClassNotFoundException: kafka.producer.KafkaLog4jAppender
> -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
>
> Key: SPARK-17787
> URL: https://issues.apache.org/jira/browse/SPARK-17787
> Project: Spark
> Issue Type: Bug
> Affects Versions: 1.6.2
> Reporter: Taukir
>
> While trying to push spark app logs to kafka , I am trying to use
> KafkaAppender. Please find the command below.It throws the following error
> spark-submit --class com.SampleApp --conf spark.ui.port=8081 --master
> yarn-cluster
> --files
> files/home/hos/KafkaApp/log4j.properties#log4j.properties,/home/hos/KafkaApp/kafka_2.10-0.8.0.jar
> --conf
> spark.driver.extraJavaOptions='-Dlog4j.configuration=file:/home/hos/KafkaApp/log4j.properties'
> --conf "spark.driver.extraClassPath=/home/hos/KafkaApp/kafka_2.10-0.8.0.jar"
> --conf
> spark.executor.extraJavaOptions='-Dlog4j.configuration=file:/home/hos/KafkaApp/log4j.properties'
> --conf
> "spark.executor.extraClassPath=/home/hos/KafkaApp/kafka_2.10-0.8.0.jar"
> Kafka-App-assembly-1.0.jar
> it it throws java.lang.ClassNotFoundException:
> kafka.producer.KafkaLog4jAppender exception
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