Yarn - Container (RmContainer|Resource Container)

1 - About

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.

3 - Management

3.1 - Modify the number of container for an application

3.2 - List

Yarn - Yarn CLI

yarn container -list <Application Attempt Id>

3.3 - Status

Yarn - Yarn CLI

yarn container -status <ContainerId>

3.4 - Memory

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

3.5 - Log

3.6 - File / Library dependency

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

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