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[enhancement](metric) Support user connection metric #39200

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Merged
morningman merged 1 commit into from
Aug 21, 2024
Merged

[enhancement](metric) Support user connection metric #39200

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10 changes: 8 additions & 2 deletions fe/fe-core/src/main/java/org/apache/doris/metric/MetricRepo.java
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Original file line number Diff line number Diff line change
Expand Up @@ -89,6 +89,7 @@ public final class MetricRepo {
public static Histogram HISTO_QUERY_LATENCY;
public static AutoMappedMetric<Histogram> USER_HISTO_QUERY_LATENCY;
public static AutoMappedMetric<GaugeMetricImpl<Long>> USER_GAUGE_QUERY_INSTANCE_NUM;
public static AutoMappedMetric<GaugeMetricImpl<Integer>> USER_GAUGE_CONNECTIONS;
public static AutoMappedMetric<LongCounterMetric> USER_COUNTER_QUERY_INSTANCE_BEGIN;
public static AutoMappedMetric<LongCounterMetric> BE_COUNTER_QUERY_RPC_ALL;
public static AutoMappedMetric<LongCounterMetric> BE_COUNTER_QUERY_RPC_FAILED;
Expand Down Expand Up @@ -228,10 +229,15 @@ public Long getValue() {
generateBackendsTabletMetrics();

// connections
GaugeMetric<Integer> connections = new GaugeMetric<Integer>("connection_total", MetricUnit.CONNECTIONS,
"total connections") {
USER_GAUGE_CONNECTIONS = addLabeledMetrics("user", () ->
new GaugeMetricImpl<>("connection_total", MetricUnit.CONNECTIONS,
"total connections", 0));
GaugeMetric<Integer> connections = new GaugeMetric<Integer>("connection_total",
MetricUnit.CONNECTIONS, "total connections") {
@Override
public Integer getValue() {
ExecuteEnv.getInstance().getScheduler().getUserConnectionMap()
.forEach((k, v) -> USER_GAUGE_CONNECTIONS.getOrAdd(k).setValue(v.get()));
return ExecuteEnv.getInstance().getScheduler().getConnectionNum();
}
};
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4 changes: 4 additions & 0 deletions fe/fe-core/src/main/java/org/apache/doris/qe/ConnectScheduler.java
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Original file line number Diff line number Diff line change
Expand Up @@ -194,4 +194,8 @@ public String getQueryIdByTraceId(String traceId) {
public Map<Integer, ConnectContext> getConnectionMap() {
return connectionMap;
}

public Map<String, AtomicInteger> getUserConnectionMap() {
return connByUser;
}
}