HP NonStop G-Series User Manual

Page 149

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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

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