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Posted to issues@hbase.apache.org by "Zhihong Yu (Commented) (JIRA)" <ji...@apache.org> on 2012/04/10 19:49:13 UTC
[jira] [Commented] (HBASE-5737) Minor Improvements related to
balancer.
[ https://issues.apache.org/jira/browse/HBASE-5737?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13250870#comment-13250870 ]
Zhihong Yu commented on HBASE-5737:
-----------------------------------
For AssignmentManager.setBalancer(), there is whitespace in javadoc.
'balancer to set' should be on the same line as @param line.
w.r.t. introducing TreeMap, I would prefer to see the benefit in a real world scenario. I think HashMap serves us well currently.
> Minor Improvements related to balancer.
> ---------------------------------------
>
> Key: HBASE-5737
> URL: https://issues.apache.org/jira/browse/HBASE-5737
> Project: HBase
> Issue Type: Improvement
> Components: master
> Reporter: ramkrishna.s.vasudevan
> Assignee: ramkrishna.s.vasudevan
> Priority: Minor
> Attachments: HBASE-5737.patch
>
>
> Currently in Am.getAssignmentByTable() we use a result map which is currenly a hashmap. It could be better if we have a treeMap. Even in MetaReader.fullScan we have the treeMap only so that we have the naming order maintained. I felt this change could be very useful in cases where we are extending the DefaultLoadBalancer.
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