If any
attached to a control unit with a two-or four-channel switch, the
processor controlling the other channel interface must vary the
configuration are mounted and two of those disks are
(such as
procedure protects volumes that
to one processor that is running
could be running
shown in Figure 6. In this case, the virtual machine operating system
supports channel switching.
,
Channel
this configuration:
path offline when you load
displayed:
The 2314
virtual machine if they are dedicated to that virtual machine via the
ATTACH command or the DEDICATE control statement in the
operating system need not be the same
machine.
real configuration includes a 2816
Four-Channel
a virtual machine operating system. For example, if
alternate device addresses for a particular tape drive, then:
hardware (in this case a 2816
44