[GitHub] [kafka] anatasiavela commented on a diff in pull request #13078: KAFKA-13999: Add ProducerCount metrics (KIP-847)

["anatasiavela (via GitHub)" <gi...@apache.org>]

anatasiavela commented on code in PR #13078:
URL: https://github.com/apache/kafka/pull/13078#discussion_r1106571410


##########
core/src/main/scala/kafka/log/ProducerStateManager.scala:
##########
@@ -504,7 +520,7 @@ class ProducerStateManager(
    * Truncate the producer id mapping and remove all snapshots. This resets the state of the mapping.
    */
   def truncateFullyAndStartAt(offset: Long): Unit = {
-    producers.clear()
+    removeProducerIds(producers.keySet)

Review Comment:
   Justine originally did point this out to me but as it previously was a mutable scala map, we had kept it is. Since it's changed it makes sense to have a clearProducerIds method as well.



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