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SOLR-11882: SolrMetric registries retain references to SolrCores when closed

This commit is contained in:
Erick 2018-01-23 17:39:02 -08:00
parent 183835ed24
commit f0509c19c1
1 changed files with 7 additions and 0 deletions
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7
solr/core/src/java/org/apache/solr/metrics/SolrCoreMetricManager.java
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@ -20,6 +20,7 @@ import java.io.Closeable;
import java.io.IOException;
import java.lang.invoke.MethodHandles;
import com.codahale.metrics.Gauge;
import com.codahale.metrics.MetricRegistry;
import org.apache.solr.cloud.CloudDescriptor;
import org.apache.solr.common.util.Utils;
@ -150,6 +151,12 @@ public class SolrCoreMetricManager implements Closeable {
if (getLeaderRegistryName() != null) {
metricManager.closeReporters(getLeaderRegistryName(), tag);
}
MetricRegistry metricRegistry = getRegistry();
metricRegistry.getGauges().forEach((k, v) -> {
Object val = v.getValue();
metricRegistry.remove(k);
metricRegistry.register(k, (Gauge)() -> val);
});
}
public SolrCore getCore() {