Github user shivaram commented on a diff in the pull request:
https://github.com/apache/spark/pull/15471#discussion_r84730154
--- Diff: core/src/main/scala/org/apache/spark/api/r/RBackend.scala ---
@@ -110,6 +115,11 @@ private[spark] object RBackend extends Logging {
val boundPort = sparkRBackend.init()
val serverSocket = new ServerSocket(0, 1,
InetAddress.getByName("localhost"))
val listenPort = serverSocket.getLocalPort()
+ // Connection timeout is set by socket client. To make it
configurable we will pass the
+ // timeout value to client inside the temp file
+ val conf = new SparkConf()
+ val backendConnectionTimeout = conf.getInt(
--- End diff --
Are we sure SparkConf has been initialized successfully at this point ? Or
to to put it another way, in which cases does this code path get called from ?
Is this in the `spark-submit` case or the shell etc. ?
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