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From "Rahul Challapalli (JIRA)" <j...@apache.org>
Subject [jira] [Created] (DRILL-5265) External Sort consumes more memory than allocated
Date Wed, 15 Feb 2017 00:20:41 GMT
Rahul Challapalli created DRILL-5265:

             Summary: External Sort consumes more memory than allocated
                 Key: DRILL-5265
                 URL: https://issues.apache.org/jira/browse/DRILL-5265
             Project: Apache Drill
          Issue Type: Bug
            Reporter: Rahul Challapalli


Based on the profile for the below query, the external sort has a peak memory usage of ~126MB
when only ~100MB was allocated 
alter session set `planner.memory.max_query_memory_per_node` = 104857600;
alter session set `planner.width.max_per_node` = 1;
select * from dfs.`/drill/testdata/md1362` order by c_email_address;

I attached the profile and the log files

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