Hubert Zhang created HAWQ-420:
---------------------------------

             Summary: Memory leaks in DataLocality during ANALYZE lasting 1 ~ 2 
days on 100 nodes cluster.
                 Key: HAWQ-420
                 URL: https://issues.apache.org/jira/browse/HAWQ-420
             Project: Apache HAWQ
          Issue Type: Bug
          Components: Core
            Reporter: Hubert Zhang
            Assignee: Lei Chang


On about 100 nodes cluster (SFO), we load data to lineitem and then do ANALYZE 
on it. It takes 1 ~ 2 days before we cancel the ANALYZE and the QD uses about 
48G memory. The major memory consumers are:
```
TopMemoryContext: 48G
----------------------------------------------------------
other: 44G
split_to_segment_mapping_context: 4G
```



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