gyfora commented on code in PR #575:
URL:
https://github.com/apache/flink-kubernetes-operator/pull/575#discussion_r1179349838
##########
flink-kubernetes-operator-autoscaler/src/main/java/org/apache/flink/kubernetes/operator/autoscaler/metrics/ScalingMetrics.java:
##########
@@ -83,6 +83,8 @@ public static void computeDataRateMetrics(
scalingMetrics.put(ScalingMetric.CURRENT_PROCESSING_RATE,
numRecordsInPerSecond);
} else {
LOG.error("Cannot compute true processing rate without
numRecordsInPerSecond");
+ scalingMetrics.put(ScalingMetric.TRUE_PROCESSING_RATE, Double.NaN);
+ scalingMetrics.put(ScalingMetric.CURRENT_PROCESSING_RATE,
Double.NaN);
Review Comment:
I was testing the error scenarios and realized that if some metrics were
missing from during collection, the scaling evaluator threw a nullpointer
exception. This is to put nan instead of just not putting anything
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