Yarn - Container (RmContainer|Resource Container)

Yarn Hortonworks


A resource container incorporates resource elements such as memory, cpu, disk, network etc.

The Docker Container Executor (DCE) allows the YARN NodeManager to launch YARN containers into Docker containers.


Modify the number of container for an application

See Yarn - Application (app)


Yarn - Yarn CLI

yarn container -list <Application Attempt Id>


Yarn - Yarn CLI

yarn container -status <ContainerId>


in the cluster configuration Yarn - Configuration (yarn-site.xml, yarn-default.xml)


For an app, see Yarn - Log (Container, Application) - Tfile

File / Library dependency

A LocalResource represents a file/library required to run a container.

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Yarn - Log (Container, Application) - Tfile

The log of an application (ie from all the containers that the app use when running). Application logs are not saved in text format. They are saved in a binary format called org/apache/hadoop/io/file/tfile/TFileTFile....

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