Uploaded July 2026 | Updated September 2026, 1 week ago

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This video provides a detailed walk through of the z/VM Directory. The z/VM Directory specifies the configuration and operating characteristics of z/VM virtual machines. This video uses z/VM 7.3 as the example, but the concepts apply to later releases of z/VM.

Chapters:
0:00:00 - Introduction
0:00:33 - Agenda
0:01:11 - What is the z/VM User Directory?
0:06:27 - Working with the User Directory
0:09:08 - The DIRECTXA Utility
0:12:59 - Directory Locations - Source
0:14:04 - Directory Locations - Object
0:16:38 - The Source Directory File
0:19:24 - The Directory Statement
0:21:07 - User Directory Single and Multi-Configuration Virtual Machines Directory Entry
0:27:19 - USER Directory Statement
0:29:45 - Special Password Options
0:33:51 - MACHINE Directory Statement
0:36:03 - IPL Directory Statement
0:37:32 - CONSOLE and SPOOL Directory Statements
0:41:20 - LINK Directory Statement
0:44:03 - MDISK Directory Statement
0:54:24 - Machine Directory Single and Multi-Configuration Virtual Machines Directory Entry
0:56:33 - Defining a Multi-Configuration Virtual Machine
0:57:59 - IDENTITY Directory Statement
0:58:11 - BUILD Directory Statement
0:59:58 - Common Directory Statements
1:00:25 - SUBCONFIG Directory Statement
1:00:54 - How to NOT Share Passwords
1:03:47 - Other Common Directory Statements
1:09:14 - Securing Your System
1:11:54 - DISKMAP Utility
1:15:11 - Creating a New User
1:17:18 - Updating The User Directory Source File
1:18:02 - Summary
1:18:52 - Outro