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https://issues.apache.org/jira/browse/HBASE-8710?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jean-Daniel Cryans updated HBASE-8710:
--------------------------------------
Resolution: Fixed
Fix Version/s: 0.98.0
Release Note: The balancer will not try balancing the regions when there's
only one node.
Hadoop Flags: Reviewed
Status: Resolved (was: Patch Available)
Committed to branch and trunk. Thanks for the patches James and for the reviews
Elliott!
> The balancer shouldn't try balancing one node
> ---------------------------------------------
>
> Key: HBASE-8710
> URL: https://issues.apache.org/jira/browse/HBASE-8710
> Project: HBase
> Issue Type: Bug
> Affects Versions: 0.95.1
> Reporter: Jean-Daniel Cryans
> Assignee: James Kinley
> Priority: Minor
> Fix For: 0.98.0, 0.96.0
>
> Attachments: HBASE-8710-1.patch, HBASE-8710-2.patch,
> HBASE-8710-3.patch
>
>
> In my logs, testing 0.95.1 RC1, I see:
> {noformat}
> 2013-06-07 17:31:47,377 DEBUG
> [ip-10-20-46-44.novalocal,48569,1370640098134-BalancerChore]
> balancer.StochasticLoadBalancer: Could not find a better load balance plan.
> Tried 3200 different configurations in 27ms, and did not find anything with a
> computed cost less than 25.0
> {noformat}
> Ideally we'd not even try one configuration, let alone 3.2k.
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