ijuma commented on a change in pull request #8812:
URL: https://github.com/apache/kafka/pull/8812#discussion_r436178994
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File path: core/src/main/scala/kafka/log/Log.scala
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@@ -806,14 +806,20 @@ class Log(@volatile private var _dir: File,
}
}
- if (logSegments.nonEmpty) {
- val logEndOffset = activeSegment.readNextOffset
- if (logEndOffset < logStartOffset) {
- warn(s"Deleting all segments because logEndOffset ($logEndOffset) is
smaller than logStartOffset ($logStartOffset). " +
- "This could happen if segment files were deleted from the file
system.")
- removeAndDeleteSegments(logSegments, asyncDelete = true)
- }
- }
+ val logEndOffsetOption: Option[Long] =
+ if (logSegments.nonEmpty) {
+ val logEndOffset = activeSegment.readNextOffset
+ if (logEndOffset >= logStartOffset)
+ Some(logEndOffset)
+ else {
+ warn(s"Deleting all segments because logEndOffset ($logEndOffset) is
smaller than logStartOffset ($logStartOffset). " +
+ "This could happen if segment files were deleted from the file
system.")
+ removeAndDeleteSegments(logSegments, asyncDelete = false)
+ leaderEpochCache.foreach(_.clearAndFlush())
+ producerStateManager.truncate()
Review comment:
Yeah, that's what I was thinking. What's the best way to achieve this
(treat this more like a new replica which is starting from scratch)?
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