odraese commented on a change in pull request #633: HIVE-21740: Collect LLAP
execution latency metrics
URL: https://github.com/apache/hive/pull/633#discussion_r285713028
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File path:
llap-tez/src/java/org/apache/hadoop/hive/llap/tezplugins/metrics/LlapTaskSchedulerMetrics.java
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@@ -276,6 +302,43 @@ private void getTaskSchedulerStats(MetricsRecordBuilder
rb) {
.addCounter(SchedulerPendingPreemptionTaskCount,
pendingPreemptionTasksCount.value())
.addCounter(SchedulerPreemptedTaskCount, preemptedTasksCount.value())
.addCounter(SchedulerCompletedDagCount, completedDagcount.value());
+ daemonTaskLatency.forEach((k, v) -> rb.addGauge(v, v.getMean()));
Review comment:
Not sure that I understand the purpose of this line (storing the
DaemonLatencyMetric as an own gauge upon reset)...
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