zentol commented on a change in pull request #10359: [FLINK-14813][metrics]
Provide `isBackPressured` Task metric
URL: https://github.com/apache/flink/pull/10359#discussion_r352499990
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File path:
flink-runtime/src/main/java/org/apache/flink/runtime/taskmanager/Task.java
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@@ -351,6 +353,7 @@ public Task(
this.taskManagerConfig =
Preconditions.checkNotNull(taskManagerConfig);
this.metrics = metricGroup;
+ metricGroup.gauge(MetricNames.IS_BACKPRESSURED, new
BackPressureGauge(this));
Review comment:
purely because some metric backends only support numbers, but again we
shouldn't worry about this here; that's a reporter detail.
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