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HBASE-26726 Allow disable of region warmup before graceful move (#4085) 

Signed-off-by: Viraj Jasani<virajjasani@apache.org>
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Andrew Purtell 2022-02-01 15:38:23 -08:00 committed by GitHub
parent a9d63e8623
commit 3da23c22c5
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1 changed files with 11 additions and 5 deletions
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8
hbase-server/src/main/java/org/apache/hadoop/hbase/master/HMaster.java
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@ -435,6 +435,9 @@ public class HMaster extends HBaseServerBase<MasterRpcServices> implements Maste
// Cached clusterId on stand by masters to serve clusterID requests from clients.
private final CachedClusterId cachedClusterId;
public static final String WARMUP_BEFORE_MOVE = "hbase.master.warmup.before.move";
private static final boolean DEFAULT_WARMUP_BEFORE_MOVE = true;
/**
* Initializes the HMaster. The steps are as follows:
* <p>
@ -2196,11 +2199,14 @@ public class HMaster extends HBaseServerBase<MasterRpcServices> implements Maste
TransitRegionStateProcedure proc =
this.assignmentManager.createMoveRegionProcedure(rp.getRegionInfo(), rp.getDestination());
if (conf.getBoolean(WARMUP_BEFORE_MOVE, DEFAULT_WARMUP_BEFORE_MOVE)) {
// Warmup the region on the destination before initiating the move.
// A region server could reject the close request because it either does not
// have the specified region or the region is being split.
LOG.info(getClientIdAuditPrefix() + " move " + rp + ", warming up region on " +
rp.getDestination());
warmUpRegion(rp.getDestination(), hri);
}
LOG.info(getClientIdAuditPrefix() + " move " + rp + ", running balancer");
Future<byte[]> future = ProcedureSyncWait.submitProcedure(this.procedureExecutor, proc);
try {