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This lesson introduces Docker storage.

Objectives and Skills[edit | edit source]

Objectives and skills for this lesson include:[1]

  • State which graph driver should be used on which OS
  • Demonstrate how to configure devicemapper
  • Compare object storage to block storage, and explain which one is preferable when available
  • Summarize how an application is composed of layers and where those layers reside on the filesystem
  • Describe how volumes are used with Docker for persistent storage
  • Identify the steps you would take to clean up unused images on a filesystem, also on DTR
  • Demonstrate how storage can be used across cluster nodes
  • Identity roles
  • Describe the difference between UCP workers and managers
  • Describe process to use external certificates with UCP and DTR (UCP from cli, from GUI, print the public certificates), DTR)

Readings[edit | edit source]

Multimedia[edit | edit source]

Activities[edit | edit source]

Lesson Summary[edit | edit source]

Key Terms[edit | edit source]

See Also[edit | edit source]

References[edit | edit source]