junrao commented on code in PR #18444:
URL: https://github.com/apache/kafka/pull/18444#discussion_r1924285917


##########
core/src/main/java/kafka/server/share/SharePartitionManager.java:
##########
@@ -598,6 +632,12 @@ void processShareFetch(ShareFetch shareFetch) {
             sharePartitions.put(topicIdPartition, sharePartition);
         }
 
+        // Update the metrics for the topics for which we have received a 
share fetch request.
+        topics.forEach(topic -> {
+            
brokerTopicStats.allTopicsStats().totalShareFetchRequestRate().mark();

Review Comment:
   TotalFetchRequestsPerSec is also duplicating the generic request rate 
metric. Since it's already there, we can clean it up later. However, it would 
be useful to avoid introducing duplicated metrics for the new code.



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