Vinod Kumar Vavilapalli commented on YARN-1803:

bq. 1. Add signalContainers method to [..] ContainerManagementProtocol to 
support ordered list.
Yup. We can do the above as a follow up though. It seems like most cases are 
centered primarily around the RM API.

> Signal container support in nodemanager
> ---------------------------------------
>                 Key: YARN-1803
>                 URL: https://issues.apache.org/jira/browse/YARN-1803
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>          Components: nodemanager
>            Reporter: Ming Ma
>            Assignee: Ming Ma
>         Attachments: YARN-1803.patch
> It could include the followings.
> 1. ContainerManager is able to process a new event type 
> ContainerManagerEventType.SIGNAL_CONTAINERS coming from NodeStatusUpdater and 
> deliver the request to ContainerExecutor.
> 2. Translate the platform independent signal command to Linux specific 
> signals. Windows support will be tracked by another task.

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