You are viewing a plain text version of this content. The canonical link for it is here.
Posted to mapreduce-issues@hadoop.apache.org by "Arun C Murthy (JIRA)" <ji...@apache.org> on 2014/02/24 21:42:31 UTC
[jira] [Updated] (MAPREDUCE-4468) Encapsulate FairScheduler
preemption logic into helper class
[ https://issues.apache.org/jira/browse/MAPREDUCE-4468?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Arun C Murthy updated MAPREDUCE-4468:
-------------------------------------
Fix Version/s: (was: 2.3.0)
2.4.0
> Encapsulate FairScheduler preemption logic into helper class
> ------------------------------------------------------------
>
> Key: MAPREDUCE-4468
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-4468
> Project: Hadoop Map/Reduce
> Issue Type: Improvement
> Components: scheduler
> Reporter: Ryan Hennig
> Priority: Minor
> Labels: refactoring, scheduler
> Fix For: 2.4.0
>
> Attachments: MAPREDUCE-4468.patch
>
> Original Estimate: 4h
> Remaining Estimate: 4h
>
> I've extracted the preemption logic from the Fair Scheduler into a helper class so that FairScheduler is closer to following the Single Responsibility Principle. This may eventually evolve into a generalized preemption module which could be leveraged by other schedulers.
--
This message was sent by Atlassian JIRA
(v6.1.5#6160)