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HBASE-27713 Remove numRegions in Region Metrics #5107

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Apr 8, 2023
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HBASE-27713 Remove numRegions in Region Metrics #5107

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3 changes: 0 additions & 3 deletions ...mpat/src/main/java/org/apache/hadoop/hbase/regionserver/MetricsRegionAggregateSource.java
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Expand Up @@ -47,9 +47,6 @@ public interface MetricsRegionAggregateSource extends BaseSource {
*/
String METRICS_JMX_CONTEXT = "RegionServer,sub=" + METRICS_NAME;

String NUM_REGIONS = "numRegions";
String NUMBER_OF_REGIONS_DESC = "Number of regions in the metrics system";

/**
* Register a MetricsRegionSource as being open.
* @param source the source for the region being opened.
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2 changes: 0 additions & 2 deletions .../src/main/java/org/apache/hadoop/hbase/regionserver/MetricsRegionAggregateSourceImpl.java
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Expand Up @@ -22,7 +22,6 @@
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.TimeUnit;
import org.apache.hadoop.hbase.metrics.BaseSourceImpl;
import org.apache.hadoop.hbase.metrics.Interns;
import org.apache.hadoop.metrics2.MetricsCollector;
import org.apache.hadoop.metrics2.MetricsRecordBuilder;
import org.apache.hadoop.metrics2.impl.JmxCacheBuster;
Expand Down Expand Up @@ -99,7 +98,6 @@ public void getMetrics(MetricsCollector collector, boolean all) {
((MetricsRegionSourceImpl) regionMetricSource).snapshot(mrb, all);
}
}
mrb.addGauge(Interns.info(NUM_REGIONS, NUMBER_OF_REGIONS_DESC), regionSources.size());
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metricsRegistry.snapshot(mrb, all);
}
}
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