STORE and TurboSTORE/iX Products Manual (B5151-90003)

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shadow logging A method of saving the "before" images of file blocks when the records in
the file block are modified during online backup. The before images are stored on tape and
are used by RESTORE to reconstruct the original contents of the file.
slash (/) Another name for the root directory. See also root directory.
storage device A device (such as a disk pack, a disk cartridge, a flexible disk, magnetic
tape, or cartridge tape), onto which data can be stored and subsequently retrieved.
subdirectory A directory that is contained within another directory is sometimes
referred to as a subdirectory.
system A group of one or more CPUs that communicate through buses without the use of
data communications software.
sync point The point in time the backup occurs, where all files are synchronized. It can
occur at different times, depending on the type of backup performed. You can schedule
when the sync point occurs by scheduling when the backup job is launched.
system console 1)A workstation given a unique status by the operating system. It is used
by the operator to execute specific commands for the purpose of managing sessions, jobs,
and system resources. It is associated with all boot or system loader error messages,
system error messages, and certain system status messages.
2)The terminal, usually logical device 20, that the system operator uses to monitor system
activity, respond to resource requests, and send messages to user's terminals. The console
(and its associated privileges and responsibilities) may be transferred to another logical
device with the CONSOLE command.
system file directory A directory maintained by MPE that records the name, group, and
account of each permanent file on the system. The directory contains the size of each file,
its location on the disk, who may access it, and other information.
system manager The person who manages the computer installation, responsible for
creating accounts and assigning capabilities and resource-use limits to each.
tape request A printed message at the console asking for a backup device to be assigned
to a user.
transport backup Transport refers to the movement of files between MPE V/E and
MPE/iX systems using backup media. MPE/iX backup and recovery provides a
compatibility option with which an MPE V/E-compatible tape may be created or read.
true online backup A tool that allows users to perform application and system backups
without closing files or disrupting users.
user Anyone logged on to a session, using a local or remote terminal to interact with the
computer. Each user is identified by a user and account name, and can access files in the
logon group.