jiangxb1987 commented on a change in pull request #28444:
URL: https://github.com/apache/spark/pull/28444#discussion_r421987777
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File path: core/src/main/scala/org/apache/spark/status/AppStatusStore.scala
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@@ -35,8 +36,24 @@ private[spark] class AppStatusStore(
val store: KVStore,
val listener: Option[AppStatusListener] = None) {
+ /**
+ * This method contains an automatic retry logic and tries to get a valid
[[v1.ApplicationInfo]].
+ * See [SPARK-31632] The ApplicationInfo in KVStore may be accessed before
it's prepared
+ */
def applicationInfo(): v1.ApplicationInfo = {
Review comment:
Instead of make this function blocking, how about capture the Exception
outside and display the proper message?
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