[jira] [Updated] (AMBARI-20821) Update default values for YARN preemption in Ambari
[ https://issues.apache.org/jira/browse/AMBARI-20821?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vitaly Brodetskyi updated AMBARI-20821: --- Resolution: Fixed Status: Resolved (was: Patch Available) Committed to trunk and branch-2.5 > Update default values for YARN preemption in Ambari > --- > > Key: AMBARI-20821 > URL: https://issues.apache.org/jira/browse/AMBARI-20821 > Project: Ambari > Issue Type: Bug > Components: ambari-server >Reporter: Vitaly Brodetskyi >Assignee: Vitaly Brodetskyi > Fix For: 2.5.1 > > Attachments: AMBARI-20821_trunk.patch > > > Set 1) > "yarn.resourcemanager.monitor.capacity.preemption.total_preemption_per_round" > should >= 1 / #cluster-nodes. (For example, cluster has 20 nodes, > total_preemption_per_round should be at least 1 / 20 = 0.05. (By default this > is 0.1) > This really should be part of stack-advisor. > Set 2) > yarn.resourcemanager.monitor.capacity.preemption.natural_termination_factor = > 1 (by default is 0.2). > The two configs will affect preemption for large containers like LLAP. We > will put these suggestions to documentation, but it will be also good if we > can update them in Ambari. -- This message was sent by Atlassian JIRA (v6.3.15#6346)
[jira] [Updated] (AMBARI-20821) Update default values for YARN preemption in Ambari
[ https://issues.apache.org/jira/browse/AMBARI-20821?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vitaly Brodetskyi updated AMBARI-20821: --- Attachment: AMBARI-20821_trunk.patch > Update default values for YARN preemption in Ambari > --- > > Key: AMBARI-20821 > URL: https://issues.apache.org/jira/browse/AMBARI-20821 > Project: Ambari > Issue Type: Bug > Components: ambari-server >Reporter: Vitaly Brodetskyi >Assignee: Vitaly Brodetskyi > Fix For: 2.5.1 > > Attachments: AMBARI-20821_trunk.patch > > > Set 1) > "yarn.resourcemanager.monitor.capacity.preemption.total_preemption_per_round" > should >= 1 / #cluster-nodes. (For example, cluster has 20 nodes, > total_preemption_per_round should be at least 1 / 20 = 0.05. (By default this > is 0.1) > This really should be part of stack-advisor. > Set 2) > yarn.resourcemanager.monitor.capacity.preemption.natural_termination_factor = > 1 (by default is 0.2). > The two configs will affect preemption for large containers like LLAP. We > will put these suggestions to documentation, but it will be also good if we > can update them in Ambari. -- This message was sent by Atlassian JIRA (v6.3.15#6346)
[jira] [Updated] (AMBARI-20821) Update default values for YARN preemption in Ambari
[ https://issues.apache.org/jira/browse/AMBARI-20821?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vitaly Brodetskyi updated AMBARI-20821: --- Status: Patch Available (was: Open) > Update default values for YARN preemption in Ambari > --- > > Key: AMBARI-20821 > URL: https://issues.apache.org/jira/browse/AMBARI-20821 > Project: Ambari > Issue Type: Bug > Components: ambari-server >Reporter: Vitaly Brodetskyi >Assignee: Vitaly Brodetskyi > Fix For: 2.5.1 > > Attachments: AMBARI-20821_trunk.patch > > > Set 1) > "yarn.resourcemanager.monitor.capacity.preemption.total_preemption_per_round" > should >= 1 / #cluster-nodes. (For example, cluster has 20 nodes, > total_preemption_per_round should be at least 1 / 20 = 0.05. (By default this > is 0.1) > This really should be part of stack-advisor. > Set 2) > yarn.resourcemanager.monitor.capacity.preemption.natural_termination_factor = > 1 (by default is 0.2). > The two configs will affect preemption for large containers like LLAP. We > will put these suggestions to documentation, but it will be also good if we > can update them in Ambari. -- This message was sent by Atlassian JIRA (v6.3.15#6346)
