z/VM: CP Commands and Utilities Reference - z/VM - IBM

SET DYNAMIC_I/O
Messages
HCP026E Operand missing or invalid
To prevent dynamic I/O changes on the system, enter the following SET
DYNAMIC_I/O command:
set dynamic_i/o off
System is now disabled for dynamic I/O changes
Ready;
If CP is already preventing dynamic I/O changes when you issue the SET
DYNAMIC_I/O OFF command, you see the following response:
set dynamic_i/o off
System is already disabled for dynamic I/O changes
Ready;
HCP643E Command not enabled in system
configuration file
HCP6809E This processor does not support
dynamic I/O changes
HCP6815E The variations of this message are as
follows:
v Cannot find configuration token in
the channel subsystem
v Command failed in the channel
subsystem
HCP6816E Dynamic I/O changes are not allowed
because LPAR information is not
available
HCP6850E Cannot disable dynamic I/O changes
v System is in configuration mode
v A dynamic I/O change is in progress
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