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https://issues.apache.org/jira/browse/HBASE-18765?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Biju Nair updated HBASE-18765:
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Component/s: Balancer
> The value of balancerRan is true even though no plans are executed
> ------------------------------------------------------------------
>
> Key: HBASE-18765
> URL: https://issues.apache.org/jira/browse/HBASE-18765
> Project: HBase
> Issue Type: Bug
> Components: Balancer, rsgroup
> Reporter: Chia-Ping Tsai
> Assignee: Chia-Ping Tsai
> Priority: Minor
> Labels: balancer
> Fix For: 2.0.0-alpha-3, 2.0.0
>
> Attachments: HBASE-18765.v0.patch
>
>
> {code}
> //We balance per group instead of per table
> List<RegionPlan> plans = new ArrayList<>();
> for(Map.Entry<TableName, Map<ServerName, List<HRegionInfo>>> tableMap:
> getRSGroupAssignmentsByTable(groupName).entrySet()) {
> LOG.info("Creating partial plan for table " + tableMap.getKey() + ": "
> + tableMap.getValue());
> List<RegionPlan> partialPlans =
> balancer.balanceCluster(tableMap.getValue());
> LOG.info("Partial plan for table " + tableMap.getKey() + ": " +
> partialPlans);
> if (partialPlans != null) {
> plans.addAll(partialPlans);
> }
> }
> long startTime = System.currentTimeMillis();
> balancerRan = plans != null;
> {code}
> The *plans* is never null.
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