notification

A notice from one server to another about a noteworthy occurrence. HPSS

 

notifications include notices sent from other servers to SSM of changes in

 

managed object attributes, changes in tape mount information, and log

 

messages that are alarm, event, and status log record message types.

NS

HPSS Name Service

NSL

National Storage Laboratory

object

See Managed Object

ONC

Open Network Computing

ORNL

Oak Ridge National Laboratory

OSF

Open Software Foundation

OS/2

Operating System (multi-tasking, single user) used on the AMU controller PC

PB

Petabyte (250)

PFTP

Parallel File Transfer Protocol

physical volume

An HPSS object managed jointly by the Core Server and the Physical Volume

 

Library that represents the portion of a virtual volume. A virtual volume may

 

be composed of one or more physical volumes, but a physical volume may

 

contain data from no more than one virtual volume.

Physical Volume Library

An HPSS server that manages mounts and dismounts of HPSS physical

 

volumes.

Physical Volume Repository

An HPSS server that manages the robotic agent responsible for mounting and

 

dismounting cartridges or interfaces with the human agent responsible for

 

mounting and dismounting cartridges.

PIO

Parallel I/O

PIOFS

Parallel I/O File System

POSIX

Portable Operating System Interface (for computer environments)

purge

Deletion of file data from a level in the file’s hierarchy after the data has been

 

duplicated at lower levels in the hierarchy and is no longer needed at the

 

deletion level.

purge lock

A lock applied to a bitfile which prohibits the bitfile from being purged.

PV

Physical Volume

PVL

Physical Volume Library

PVM

Physical Volume Manager

PVR

Physical Volume Repository

RAID

Redundant Array of Independent Disks

RAIT

Redundant Array of Independent Tapes

HPSS Installation Guide

July 2008

Release 6.2 (Revision 2.0)

251

Page 251
Image 251
IBM HPSS manual Hpss Installation Guide July Release 6.2 Revision 251, Notification