recover the TSM server and clients. The offsite recovery media manager, which is
part of DRM, identifies recovery media to be moved offsite and back onsite, and
tracks media status.
offsite volume
A removable media volume that is at a location where it cannot be mounted for use.
open registration
A registration process in which users can register their own workstations as client
nodes with the server. Contrast with closed registration.
Operating System/2
®
(OS/2)
An operating system used in IBM PC AT
®
, PS/2, and compatible computers.
operator privilege class
An administrative privilege class that allows an administrator to issue commands
that control the operation of the server. This privilege class allows disabling or
halting the server to perform maintenance, enabling the server, canceling server
processes, and managing tape.
optical library
A storage device that houses optical disk drives and optical disks, and contains a
mechanism for moving optical disks between a storage area and optical disk drives.
OS/2
Operating System/2.
OS/390
®
Operating System/390.
OS/400
®
Operating System/400
®
.
owner
The owner of backup-archive files sent from a multiuser client node, such as AIX.
P
page
(1) A block of instructions, data, or both. (2) In TSM, a unit of space allocation
within database volumes. (3) In a virtual storage system, a fixed block that has a
virtual address and is transferred as a unit between real storage and auxiliary
storage.
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