[GitHub] [kafka] machi1990 commented on a diff in pull request #13665: KAFKA-12485: Speed up Consumer#committed by returning cached offsets for owned partitions

[via GitHub]

machi1990 commented on code in PR #13665:
URL: https://github.com/apache/kafka/pull/13665#discussion_r1198621580


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clients/src/main/java/org/apache/kafka/clients/consumer/internals/ConsumerCoordinator.java:
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@@ -222,6 +225,7 @@ public ConsumerCoordinator(GroupRebalanceConfig 
rebalanceConfig,
         }
 
         this.metadata.requestUpdate();
+        this.partitionOffsetsCache = new ConcurrentHashMap<>();

Review Comment:
   I'll double check this and move to using a simple HashMap if doable, thanks 
for calling it out!



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