Github user LantaoJin commented on a diff in the pull request:
https://github.com/apache/spark/pull/20873#discussion_r176647022
--- Diff: core/src/main/scala/org/apache/spark/deploy/SparkSubmit.scala ---
@@ -776,6 +776,9 @@ object SparkSubmit extends CommandLineUtils with
Logging {
sparkConf.set("spark.submit.pyFiles", formattedPyFiles)
}
+ // [SPARK-22744] Cannot get the submit hostname of application
+ sparkConf.set("spark.submit.hostname", Utils.localHostName)
--- End diff --
Agree your suggestion. Thanks @jerryshao.
In contrast to MR, there is a read-only property
mapreduce.job.submithostname. So I thought it should treate as spark internal,
not out of. Anyway, your suggestion work around.
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