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Ship it!


Ship It!

- Andrew Onischuk


On June 10, 2015, 2:16 p.m., Vitalyi Brodetskyi wrote:
> 
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> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/35297/
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> 
> (Updated June 10, 2015, 2:16 p.m.)
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> 
> Review request for Ambari and Andrew Onischuk.
> 
> 
> Bugs: AMBARI-11837
>     https://issues.apache.org/jira/browse/AMBARI-11837
> 
> 
> Repository: ambari
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> 
> Description
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> 
> {noformat}
> create table test (f1 int, f2 int);
> insert into table test values (10,10);
> {noformat}
> 
> This ends up creating 6 containers (HiveInput creates 6 splits) in hive1 
> queue in cn041 cluster.  Accidentally one could use couple of JDBC programs 
> to use up all available slots with simple inserts.
> 
> Appears that "mapreduce.input.fileinputformat.split.minsize" is set to 1. 
> Setting it to a higher value 
> "mapreduce.input.fileinputformat.split.minsize=1000000" fixes the problem and 
> launches 1 container.
> 
> 
> Diffs
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> 
>   
> ambari-server/src/main/resources/common-services/HIVE/0.12.0.2.0/configuration/hive-site.xml
>  f4e4b25 
> 
> Diff: https://reviews.apache.org/r/35297/diff/
> 
> 
> Testing
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> 
> mvn clean test
> 
> 
> Thanks,
> 
> Vitalyi Brodetskyi
> 
>

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