Guardian User's Guide

Performing Routine Disk Operations
Guardian User’s Guide—425266-001
9-3
Using the Subsystem Control Facility (SCF)
FC Allows correction of a previously entered SCF command line. (Fix
command.)
HELP Displays information about SCF commands.
HISTORY Displays previously entered commands.
INFO Displays system configuration information such as the current attribute
values for a specified object.
INITIALIZE (Does not support TAPE device in G-series releases) Prepares an object
to be used in a Compaq NonStop™ Kernel system.
LISTDEV Displays devices by name, type, or subsystem.
LISTOPENS Displays the names of the processes that have the specified object open.
LISTPM Displays process name, interface, and other information about the
subsystem product modules.
LOAD Loads a programmable controller with the program file specified in the
ADD or ALTER command.
LOG Directs to a file a copy of entered SCF commands and resulting displays.
MANAGERS Displays information about SCP processes currently running.
MOVE Moves (horizontally) an object and its subordinates to another location in
a subsystem-defined object hierarchy.
NAMES Displays the names described by an object-name template.
OBEY Causes commands to be read from a file in noninteractive mode.
OPEN Initiates communication with a specified SCP.
OUT Redirects SCF displays.
PAGESIZE Sets the terminal screen size and printer page size.
PARAM Changes, adds, and displays PARAM values passed to a process initiated
by the SCF RUN command.
PAUSE Suspends SCF and allows the terminal to be used by another process.
This command is usually used in conjunction with the RUN command.
PRIMARY Causes the primary processor of a specified device to become the backup
processor, and the backup processor to become the primary processor.
PROBE Verifies that the link between two or more objects is operational.
RELEASE Releases, or returns, an object’s file space for reuse by the subsystem.
RENAME (Does not support TAPE device in G-series releases) Changes the name
of an object. You can use the RENAME command to resolve duplicate
disk name conflicts; it lets you rename and bring up a volume that has the
same name as another volume currently active on the system.
REPEAT Causes the remainder of the command line to be repeated for a specific
number of iterations or until the Break key is pressed.
Table 9-1. SCF Command Summary (page 3 of 4)
Command Function