[GitHub] [spark] felixcheung commented on a change in pull request #24702: [Minor] [Kubernetes] Added retries on the connection to the driver for k8s

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felixcheung commented on a change in pull request #24702: [Minor] [Kubernetes] Added retries on the connection to the driver for k8s
URL: https://github.com/apache/spark/pull/24702#discussion_r287451124
 
 

 ##########
 File path: core/src/main/scala/org/apache/spark/executor/CoarseGrainedExecutorBackend.scala
 ##########
 @@ -283,7 +283,12 @@ private[spark] object CoarseGrainedExecutorBackend extends Logging {
         executorConf,
         new SecurityManager(executorConf),
         clientMode = true)
-      val driver = fetcher.setupEndpointRefByURI(arguments.driverUrl)
+
+        val driver = retry(3) {
+          fetcher.setupEndpointRefByURI(arguments.driverUrl)
+        }
 
 Review comment:
   this changes not just for k8s, right?

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