baohe-zhang commented on a change in pull request #28412:
URL: https://github.com/apache/spark/pull/28412#discussion_r437600535
##########
File path:
core/src/main/scala/org/apache/spark/deploy/history/FsHistoryProvider.scala
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@@ -1167,6 +1172,17 @@ private[history] class FsHistoryProvider(conf:
SparkConf, clock: Clock)
// At this point the disk data either does not exist or was deleted
because it failed to
// load, so the event log needs to be replayed.
+ // If hybrid store is enabled, try it first.
+ if (hybridStoreEnabled) {
+ try {
+ return createHybridStore(dm, appId, attempt, metadata)
+ } catch {
+ case e: Exception =>
+ logInfo(s"Failed to create hybrid store for
$appId/${attempt.info.attemptId}." +
Review comment:
yeah, I think logInfo is ok since levelDB would work. And this usually
occurs when the memory space is not enough.
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