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From "Dmitro Lisnichenko" <dlysniche...@hortonworks.com>
Subject Re: Review Request 37839: Configure dfs.content-summary.limit to 5000 by default.
Date Thu, 27 Aug 2015 12:37:38 GMT

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https://reviews.apache.org/r/37839/#review96676
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Ship it!


Ship It!

- Dmitro Lisnichenko


On Aug. 27, 2015, 12:33 p.m., Andrew Onischuk wrote:
> 
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> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/37839/
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> 
> (Updated Aug. 27, 2015, 12:33 p.m.)
> 
> 
> Review request for Ambari and Dmitro Lisnichenko.
> 
> 
> Bugs: AMBARI-12898
>     https://issues.apache.org/jira/browse/AMBARI-12898
> 
> 
> Repository: ambari
> 
> 
> Description
> -------
> 
> Reference linked.  
> In hdfs-site.xml, dfs.content-summary.limit should be set to 5000 by default.  
> The getContentSummary call causes long pauses in NN if it is called on the
> root "/". This configuration will avoid holding FSN lock for too long.
> 
> 
> Diffs
> -----
> 
>   ambari-server/src/main/resources/stacks/HDP/2.2/services/HDFS/configuration/hdfs-site.xml
ee5566b 
> 
> Diff: https://reviews.apache.org/r/37839/diff/
> 
> 
> Testing
> -------
> 
> mvn clean test
> 
> 
> Thanks,
> 
> Andrew Onischuk
> 
>


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