LuciferYang commented on a change in pull request #30353:
URL: https://github.com/apache/spark/pull/30353#discussion_r522085873
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File path:
core/src/main/scala/org/apache/spark/deploy/history/FsHistoryProvider.scala
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@@ -665,7 +665,7 @@ private[history] class FsHistoryProvider(conf: SparkConf,
clock: Clock)
try {
// If no attempt is specified, or there is no attemptId for attempts,
return all attempts
attemptId
- .map { id => app.attempts.filter(_.info.attemptId == Some(id)) }
+ .map { id => app.attempts.filter(_.info.attemptId.contains(id)) }
Review comment:
mainly to reduce unnecessary object creation, if the readability is
affected, it can be left unchanged
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