[
https://issues.apache.org/jira/browse/HIVE-19875?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Prasanth Jayachandran updated HIVE-19875:
-----------------------------------------
Resolution: Fixed
Fix Version/s: 4.0.0
3.0.1
3.1.0
Status: Resolved (was: Patch Available)
Committed to branch-3, branch-3.0 and master. Thanks for the review!
> increase LLAP IO queue size for perf
> ------------------------------------
>
> Key: HIVE-19875
> URL: https://issues.apache.org/jira/browse/HIVE-19875
> Project: Hive
> Issue Type: Bug
> Affects Versions: 3.1.0, 4.0.0
> Reporter: Prasanth Jayachandran
> Assignee: Prasanth Jayachandran
> Priority: Major
> Fix For: 3.1.0, 3.0.1, 4.0.0
>
> Attachments: HIVE-19875.1.patch, HIVE-19875.2.patch
>
>
> According to [~gopalv] queue limit has perf impact, esp. during hashtable
> load for mapjoin where in the past IO used to queue up more data for
> processing to process.
> 1) Overall the default limit could be adjusted higher.
> 2) Depending on Decimal64 availability, the weight for decimal columns could
> be reduced.
--
This message was sent by Atlassian JIRA
(v7.6.3#76005)
