Purpose: Use the Vary command to take devices online/offline, change console status, and take paths online/offline.
Table 4-39 summarizes the information that the VARY command provides. Use it to access the pages on which you can find details about a particular use of the VARY command.
Note: To change the online or offline status of processors, channel paths, ESTOR elements, vector facilities, expanded storage, and central storage sections, see the CONFIG command.
VARY CN,ACTIVATE "Controlling Problem Determination Mode for the System Console" on page 4-528
VARY CN,DEACTIVATE "Controlling Problem Determination Mode for the System Console" on page 4-528
VARY CN "VARY CN command" on page 4-530
VARY ...,CONSOLE "VARY CONSOLE command" on page 4-536
VARY ...,MSTCONS "Changing the Master Console" on page 4-539
VARY ...,HARDCPY "Controlling Hardcopy Processing" on page 4-539
"Placing a Secondary Console Online or Offline" on page 4-543
VARY devspec...,AUTOSWITCH "Defining a Tape Device as Automatically
Switchable" on page 4-544
"Placing an I/O Device or a Range of I/O Devices Online or Offline" on page 4-545
VARY PATH "Placing an I/O Path or Paths Online or Offline"
"Changing the State of Coupling Facility Cache
Structures and Volumes" on page 4-553
"Placing an Optical Drive or Library Online or
Offline" on page 4-555
VARY SMS,LIBRARY "Placing a System-Managed Tape Library Online
or Offline" on page 4-556
VARY SMS,PDSE,ANALYSIS "Analyzing the State of the PDSE Subsystem" on
VARY SMS,PDSE,FREELATCH "Releasing PDSE Latches" on page 4-556
"Changing the SMS Status of a Storage Group or
Volume" on page 4-556
VARY SWITCH "Placing a Switch Port Online or Offline" on
VARY WLM,APPLENV "Controlling an Application Environment" on page 4-559
VARY WLM,POLICY "Activating a Service Policy" on page 4-561
You cannot specify the names of extended MCS consoles or of a system console from the following VARY commands:
VARY ...,MSTCONS Has sysplex scope when you issue VARY conname,MSTCONS.
Also has sysplex scope when you issue VARY devnum,MSTCONS, but only if you use a common IODF for the specified device across the sysplex.
Has sysplex scope under these conditions only:
The syntax for each variation of the VARY command is shown immediately preceding its respective parameter list.
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