vanzin commented on a change in pull request #27085: [SPARK-29779][CORE]
Compact old event log files and cleanup - part 1
URL: https://github.com/apache/spark/pull/27085#discussion_r362929629
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File path: core/src/main/scala/org/apache/spark/internal/config/package.scala
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@@ -195,6 +195,24 @@ package object config {
"configured to be at least 10 MiB.")
.createWithDefaultString("128m")
+ private[spark] val EVENT_LOG_ROLLING_MAX_FILES_TO_RETAIN =
+ ConfigBuilder("spark.eventLog.rolling.maxFilesToRetain")
+ // TODO: remove this when integrating compactor with FsHistoryProvider
+ .internal()
+ .doc("The maximum number of event log files which will be retained as
non-compacted. " +
+ "By default, all event log files will be retained. Please set the
configuration " +
+ s"and ${EVENT_LOG_ROLLING_MAX_FILE_SIZE.key} accordingly if you want
to control " +
+ "the overall size of event log files.")
+ .intConf
+ .checkValue(_ > 0, "Max event log files to retain should be higher than
0.")
Review comment:
Couldn't it be 0, potentially? So you only keep one last compacted log file,
instead of one compacted + one normal.
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