apoorvmittal10 commented on code in PR #15234:
URL: https://github.com/apache/kafka/pull/15234#discussion_r1460971499
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server/src/main/java/org/apache/kafka/server/ClientMetricsManager.java:
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@@ -253,10 +266,18 @@ private ClientMetricsInstance clientInstance(Uuid
clientInstanceId, RequestConte
if (clientInstance.subscriptionVersion() >=
subscriptionUpdateVersion.get()) {
return clientInstance;
}
+ // Cancel the existing expiration timer task for the old
client instance.
+ clientInstance.cancelExpirationTimerTask();
Review Comment:
Yes, the call is necessary as on change of subscription the client instance
is updated in cache with new instance, where old instance still has expiration
task hence that needs to be cancelled.
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