junrao commented on a change in pull request #10914:
URL: https://github.com/apache/kafka/pull/10914#discussion_r709536010
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File path: core/src/main/scala/kafka/log/LogCleaner.scala
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@@ -493,19 +496,20 @@ private[log] class Cleaner(val id: Int,
* @return The first offset not cleaned and the statistics for this round of
cleaning
*/
private[log] def clean(cleanable: LogToClean): (Long, CleanerStats) = {
+ doClean(cleanable, time.milliseconds())
+ }
+
+ private[log] def doClean(cleanable: LogToClean, currentTime: Long): (Long,
CleanerStats) = {
+ info("Beginning cleaning of log %s".format(cleanable.log.name))
+
// figure out the timestamp below which it is safe to remove delete
tombstones
// this position is defined to be a configurable time beneath the last
modified time of the last clean segment
- val deleteHorizonMs =
+ // this timestamp is only used on the older message formats newer than
MAGIC_VALUE_V2
Review comment:
newer => older ?
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