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https://issues.apache.org/jira/browse/YARN-2997?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Chengbing Liu updated YARN-2997:
--------------------------------
Description:
We have seen in RM log a lot of
{quote}
INFO
org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler:
Null container completed...
{quote}
It is caused by NM sending completed containers repeatedly until the app is
finished. On the RM side, the container is already released, hence
{{getRMContainer}} returns null.
was:
We have seen in RM log a lot of
{quote}
INFO
org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler:
Null container completed...
{quote}
It is caused by NM sending completed containers repeatedly until the app is
finished. On the RM side, the container is already released, hence
{getRMContainer} returns null.
> NM keeps sending finished containers to RM until app is finished
> ----------------------------------------------------------------
>
> Key: YARN-2997
> URL: https://issues.apache.org/jira/browse/YARN-2997
> Project: Hadoop YARN
> Issue Type: Bug
> Components: nodemanager
> Affects Versions: 2.6.0
> Reporter: Chengbing Liu
>
> We have seen in RM log a lot of
> {quote}
> INFO
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler:
> Null container completed...
> {quote}
> It is caused by NM sending completed containers repeatedly until the app is
> finished. On the RM side, the container is already released, hence
> {{getRMContainer}} returns null.
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