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From "Andrew Purtell (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-13008) Better default for hbase.regionserver.regionSplitLimit parameter.
Date Wed, 11 Feb 2015 00:21:11 GMT

    [ https://issues.apache.org/jira/browse/HBASE-13008?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14315251#comment-14315251

Andrew Purtell commented on HBASE-13008:

I used to run with this set at 1000 in test clusters, it's something approaching reasonable.
What do you think?

> Better default for hbase.regionserver.regionSplitLimit parameter.
> -----------------------------------------------------------------
>                 Key: HBASE-13008
>                 URL: https://issues.apache.org/jira/browse/HBASE-13008
>             Project: HBase
>          Issue Type: Improvement
>            Reporter: Srikanth Srungarapu
>            Assignee: Srikanth Srungarapu
>            Priority: Minor
> Currently, the default value for hbase.regionserver.regionSplitLimit is 2147483647. Couple
of customers ran into trouble, as they ended up with too many regions(~7k) running on their
region servers. Would it be possible for us to come up with better default or at least some
new guard rail, which can be used for logging warnings when the number of regions are going
> Ref:
> [1] https://github.com/apache/hbase/blob/master/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/CompactSplitThread.java#L101

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