[
https://issues.apache.org/jira/browse/HIVE-18934?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Sergey Shelukhin updated HIVE-18934:
------------------------------------
Description:
LRFU as it is is not so easy to tune and its behavior is not intuitive from
users perspective, esp. w.r.t. full scan resistance.
We can consider simpler policies with more intuitive behavior, like segmented
LRU.
was:
LRFU as it is is not so easy to tune and it's behavior is not intuitive from
users perspective, esp. w.r.t. full scan resistance.
We can consider simpler policies with more intuitive behavior, like segmented
LRU.
> LLAP: consider a simpler cache policy (SLRU?)
> ---------------------------------------------
>
> Key: HIVE-18934
> URL: https://issues.apache.org/jira/browse/HIVE-18934
> Project: Hive
> Issue Type: Sub-task
> Reporter: Sergey Shelukhin
> Priority: Major
>
> LRFU as it is is not so easy to tune and its behavior is not intuitive from
> users perspective, esp. w.r.t. full scan resistance.
> We can consider simpler policies with more intuitive behavior, like segmented
> LRU.
--
This message was sent by Atlassian JIRA
(v7.6.3#76005)
