Home | About | Sematext search-lucene.com search-hadoop.com
 Search Hadoop and all its subprojects:

Switch to Threaded View
Hive >> mail # dev >> Review Request 15095: Make the VectorGroupByOperator memory pressure factors configurable


Copy link to this message
-
Review Request 15095: Make the VectorGroupByOperator memory pressure factors configurable

-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/15095/
-----------------------------------------------------------

Review request for hive, Gopal V and Jitendra Pandey.
Bugs: HIVE-5692
    https://issues.apache.org/jira/browse/HIVE-5692
Repository: hive-git
Description
-------

Fix HIVE-5692 make VectorGroupByOperator respond more aggressively to memory pressure and provide configuration knobs for the memory pressure parameters (checking interval, percent flushed).
Diffs
-----

  common/src/java/org/apache/hadoop/hive/conf/HiveConf.java 3a8efcd
  conf/hive-default.xml.template 5da90ec
  ql/src/java/org/apache/hadoop/hive/ql/exec/vector/VectorGroupByOperator.java 735122e
  ql/src/test/org/apache/hadoop/hive/ql/exec/vector/TestVectorGroupByOperator.java d1d2ea9

Diff: https://reviews.apache.org/r/15095/diff/
Testing
-------

Added new unit test
Thanks,

Remus Rusanu