AndrewJSchofield commented on code in PR #18174: URL: https://github.com/apache/kafka/pull/18174#discussion_r1922553367
########## share-coordinator/src/main/java/org/apache/kafka/coordinator/share/metrics/ShareCoordinatorMetrics.java: ########## @@ -153,4 +158,31 @@ public void record(String sensorName) { globalSensors.get(sensorName).record(); } } + + public void recordPrune(double value, TopicPartition tp) { + pruneMetrics.computeIfAbsent(tp, k -> new ShareGroupPruneMetrics(tp)) + .pruneSensor.record(value); + } + + private class ShareGroupPruneMetrics { + private final Sensor pruneSensor; + + ShareGroupPruneMetrics(TopicPartition tp) { + String sensorNameSuffix = tp.toString(); + Map<String, String> tags = Map.of( + "topic", tp.topic(), + "partition", Integer.toString(tp.partition()) + ); + + pruneSensor = metrics.sensor(SHARE_COORDINATOR_STATE_TOPIC_PRUNE_SENSOR_NAME + sensorNameSuffix); + + pruneSensor.add( + metrics.metricName("last-pruned-offset", Review Comment: I think perhaps the values will match in general. However, I think it's helpful to have this metric in the share-coordinator group. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: jira-unsubscr...@kafka.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org