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HBASE-17039 SimpleLoadBalancer schedules large amount of invalid region moves 

Signed-off-by: Yu Li <liyu@apache.org>
This commit is contained in:
Charlie Qiangeng Xu 2016-11-09 16:35:17 +08:00 committed by Yu Li
parent 123d26ed90
commit d248d6b0b3
1 changed files with 1 additions and 5 deletions
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6
hbase-server/src/main/java/org/apache/hadoop/hbase/master/balancer/SimpleLoadBalancer.java
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@ -273,14 +273,10 @@ public class SimpleLoadBalancer extends BaseLoadBalancer {
serversByLoad.entrySet()) {
if (maxToTake == 0) break; // no more to take
int load = server.getKey().getLoad();
if (load >= min && load > 0) {
if (load >= min) {
continue; // look for other servers which haven't reached min
}
int regionsToPut = min - load;
if (regionsToPut == 0)
{
regionsToPut = 1;
}
maxToTake -= regionsToPut;
underloadedServers.put(server.getKey().getServerName(), regionsToPut);
}