Function, releases, content
Terminology can be confusing in the computer business, especially when dealing with systems such as zPDT. This documentation uses the following terminology:
The base machine or underlying host, or underlying Linux, or host Linux is the Intel-compatible personal computer (PC) that is running Linux.
z/OS is used to refer to any recent release of the z/OS operating system. Likewise for z/VM, and so forth.
A device map, or devmap, is used to specify the operational configuration of zPDT. It is a simple Linux flat file. ...

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