Github user liyinan926 commented on a diff in the pull request:
https://github.com/apache/spark/pull/20669#discussion_r174562210
--- Diff:
resource-managers/kubernetes/core/src/main/scala/org/apache/spark/deploy/k8s/submit/KubernetesClientApplication.scala
---
@@ -202,6 +221,10 @@ private[spark] class KubernetesClientApplication
extends SparkApplication {
val launchTime = System.currentTimeMillis()
val waitForAppCompletion = sparkConf.get(WAIT_FOR_APP_COMPLETION)
val appName = sparkConf.getOption("spark.app.name").getOrElse("spark")
+ val kubernetesResourceNamePrefix = {
+ val uuid =
UUID.nameUUIDFromBytes(Longs.toByteArray(launchTime)).toString.replaceAll("-",
"")
--- End diff --
Using a uuid with `-` removed is what we already do.
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