[GitHub] [kafka] gardnervickers commented on a change in pull request #9980: MINOR: Reduce size of the ProducerStateEntry batchMetadata queue.

[GitBox]

gardnervickers commented on a change in pull request #9980:
URL: https://github.com/apache/kafka/pull/9980#discussion_r565781027



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File path: core/src/main/scala/kafka/log/ProducerStateManager.scala
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@@ -63,7 +63,7 @@ private[log] object ProducerStateEntry {
   private[log] val NumBatchesToRetain = 5
 
   def empty(producerId: Long) = new ProducerStateEntry(producerId,
-    batchMetadata = mutable.Queue[BatchMetadata](),
+    batchMetadata = new mutable.Queue[BatchMetadata](5),

Review comment:
       Yes, good suggestion :) 




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