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https://issues.apache.org/jira/browse/HIVE-18958?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16453145#comment-16453145
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Bharathkrishna Guruvayoor Murali commented on HIVE-18958:
---------------------------------------------------------

Fixing checkstyle issues.

[~stakiar] can you please review the code.

Also, will changing the config names of spark.yarn.driver.memoryOverhead and 
spark.yarn.executor.memoryOverhead cause any backward incompatibility?

> Fix Spark config warnings
> -------------------------
>
>                 Key: HIVE-18958
>                 URL: https://issues.apache.org/jira/browse/HIVE-18958
>             Project: Hive
>          Issue Type: Sub-task
>          Components: Spark
>            Reporter: Sahil Takiar
>            Assignee: Bharathkrishna Guruvayoor Murali
>            Priority: Major
>         Attachments: HIVE-18958.01.patch, HIVE-18958.02.patch
>
>
> Getting a few configuration warnings in the logs that we should fix:
> {code}
> 2018-03-14T10:06:19,164  WARN [d5ade9e4-9354-40f1-8f74-631f373709b3 main] 
> spark.SparkConf: The configuration key 'spark.yarn.driver.memoryOverhead' has 
> been deprecated as of Spark 2.3 and may be removed in the future. Please use 
> the new key 'spark.driver.memoryOverhead' instead.
> 2018-03-14T10:06:19,165  WARN [d5ade9e4-9354-40f1-8f74-631f373709b3 main] 
> spark.SparkConf: The configuration key spark.akka.logLifecycleEvents is not 
> supported any more because Spark doesn't use Akka since 2.0
> 2018-03-14T10:06:19,165  WARN [d5ade9e4-9354-40f1-8f74-631f373709b3 main] 
> spark.SparkConf: The configuration key 'spark.yarn.executor.memoryOverhead' 
> has been deprecated as of Spark 2.3 and may be removed in the future. Please 
> use the new key 'spark.executor.memoryOverhead' instead.
> 2018-03-14T10:06:20,351  INFO 
> [RemoteDriver-stderr-redir-d5ade9e4-9354-40f1-8f74-631f373709b3 main] 
> client.SparkClientImpl: Warning: Ignoring non-spark config property: 
> hive.spark.client.server.connect.timeout=90000
> 2018-03-14T10:06:20,351  INFO 
> [RemoteDriver-stderr-redir-d5ade9e4-9354-40f1-8f74-631f373709b3 main] 
> client.SparkClientImpl: Warning: Ignoring non-spark config property: 
> hive.spark.client.rpc.threads=8
> 2018-03-14T10:06:20,351  INFO 
> [RemoteDriver-stderr-redir-d5ade9e4-9354-40f1-8f74-631f373709b3 main] 
> client.SparkClientImpl: Warning: Ignoring non-spark config property: 
> hive.spark.client.connect.timeout=30000
> 2018-03-14T10:06:20,351  INFO 
> [RemoteDriver-stderr-redir-d5ade9e4-9354-40f1-8f74-631f373709b3 main] 
> client.SparkClientImpl: Warning: Ignoring non-spark config property: 
> hive.spark.client.secret.bits=256
> 2018-03-14T10:06:20,351  INFO 
> [RemoteDriver-stderr-redir-d5ade9e4-9354-40f1-8f74-631f373709b3 main] 
> client.SparkClientImpl: Warning: Ignoring non-spark config property: 
> hive.spark.client.rpc.max.size=52428800
> {code}



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