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https://issues.apache.org/jira/browse/HBASE-17436?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Janos Gub updated HBASE-17436:
------------------------------
    Attachment: initial.patch

Attaching initial patch. In short I introduced metrics classes for 
RegionStates, and I update them from the AssignmentManager. In JMX each 
region's state is booked as a tag. I am not sure if it is the best way to do 
this, e.g. if the metrics are read and the AssignmentManager is deleting a 
region I think we can easily run into a ConcurrentModificationException. As an 
alternative I was thinking about somehow propagating the state to the regions 
and make this similar to the MetricsRegionAggregateSource. [[email protected]] 
could you please share your thoughts?

> Add facility to provide more information for Other Regions seen on Master UI
> ----------------------------------------------------------------------------
>
>                 Key: HBASE-17436
>                 URL: https://issues.apache.org/jira/browse/HBASE-17436
>             Project: HBase
>          Issue Type: Improvement
>            Reporter: Ted Yu
>            Assignee: Janos Gub
>              Labels: ui
>         Attachments: initial.patch
>
>
> [~rpednekar] and I were looking at a case where the count displayed under 
> Other Regions was high (~1200).
> Since the table page just maintains a count instead of List of region names, 
> it is very difficult for user to determine which regions belong to this 
> category.
> We should provide facility to provide more details for this category (LOG, 
> JMX, etc).



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