srdo commented on code in PR #17139:
URL: https://github.com/apache/kafka/pull/17139#discussion_r1889212838
##########
clients/src/main/java/org/apache/kafka/clients/consumer/internals/metrics/KafkaConsumerMetrics.java:
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@@ -91,16 +92,20 @@ public KafkaConsumerMetrics(Metrics metrics, String
metricGrpPrefix) {
}
public void recordPollStart(long pollStartMs) {
+ if (this.pollEndMs != 0) {
+ long pollIntervalMs = pollStartMs - this.pollStartMs;
+ long pollTimeMs = this.pollEndMs - this.pollStartMs;
+ double pollIdleRatio = pollTimeMs * 1.0 / pollIntervalMs;
+ this.pollIdleSensor.record(pollIdleRatio);
+ }
Review Comment:
Will add some, though I'll likely move these updates into recordPollEnd
along with changing the polling interval to be based on the end timestamps
instead of the start timestamps.
The poll(0ms) case you're thinking of I assume is regarding division by 0
here?
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