[jira] [Assigned] (YARN-4462) FairScheduler: Disallow preemption from a queue
[ https://issues.apache.org/jira/browse/YARN-4462?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Karthik Kambatla reassigned YARN-4462: -- Assignee: Karthik Kambatla > FairScheduler: Disallow preemption from a queue > --- > > Key: YARN-4462 > URL: https://issues.apache.org/jira/browse/YARN-4462 > Project: Hadoop YARN > Issue Type: Improvement > Components: fairscheduler >Affects Versions: 2.6.0 >Reporter: Tao Jie >Assignee: Karthik Kambatla > > When scheduler preemption is enabled, applications could be preempted if they > obtain resource over they should take. > When a mapreduce application is preempted some resource, it just runs slower. > However, when the preempted application is a long-run service, such as tomcat > running in slider, the service would fail. > So we should have a flag for application to indicate the scheduler that those > application should not be preempted. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
[jira] [Assigned] (YARN-4462) FairScheduler: Disallow preemption from a queue
[ https://issues.apache.org/jira/browse/YARN-4462?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Karthik Kambatla reassigned YARN-4462: -- Assignee: Tao Jie (was: Karthik Kambatla) All yours, [~Tao Jie]. > FairScheduler: Disallow preemption from a queue > --- > > Key: YARN-4462 > URL: https://issues.apache.org/jira/browse/YARN-4462 > Project: Hadoop YARN > Issue Type: Improvement > Components: fairscheduler >Affects Versions: 2.6.0 >Reporter: Tao Jie >Assignee: Tao Jie > > When scheduler preemption is enabled, applications could be preempted if they > obtain resource over they should take. > When a mapreduce application is preempted some resource, it just runs slower. > However, when the preempted application is a long-run service, such as tomcat > running in slider, the service would fail. > So we should have a flag for application to indicate the scheduler that those > application should not be preempted. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
