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HBASE-25523 Region normalizer chore thread is getting killed (#2903) 

Signed-off-by: Bharath Vissapragada <bharathv@apache.org>
Signed-off-by: Viraj Jasani <vjasani@apache.org>
This commit is contained in:
Aman Poonia 2021-01-26 11:55:12 +05:30 committed by GitHub
parent 0b0cdcac53
commit 4a66f68f9c
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1 changed files with 11 additions and 2 deletions
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13
hbase-server/src/main/java/org/apache/hadoop/hbase/master/normalizer/SimpleRegionNormalizer.java
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@ -30,6 +30,7 @@ import java.util.function.BooleanSupplier;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hbase.HBaseInterfaceAudience;
import org.apache.hadoop.hbase.RegionMetrics;
import org.apache.hadoop.hbase.ServerMetrics;
import org.apache.hadoop.hbase.ServerName;
import org.apache.hadoop.hbase.Size;
import org.apache.hadoop.hbase.TableName;
@ -225,8 +226,16 @@ class SimpleRegionNormalizer implements RegionNormalizer, ConfigurationObserver
private long getRegionSizeMB(RegionInfo hri) {
ServerName sn =
masterServices.getAssignmentManager().getRegionStates().getRegionServerOfRegion(hri);
RegionMetrics regionLoad =
masterServices.getServerManager().getLoad(sn).getRegionMetrics().get(hri.getRegionName());
if (sn == null) {
LOG.debug("{} region was not found on any Server", hri.getRegionNameAsString());
return -1;
}
ServerMetrics serverMetrics = masterServices.getServerManager().getLoad(sn);
if (serverMetrics == null) {
LOG.debug("server {} was not found in ServerManager", sn.getServerName());
return -1;
}
RegionMetrics regionLoad = serverMetrics.getRegionMetrics().get(hri.getRegionName());
if (regionLoad == null) {
LOG.debug("{} was not found in RegionsLoad", hri.getRegionNameAsString());
return -1;