INDEX

Alpha AXP
Application
Arms
Backup and Restore
Block
Blocks
	logical
	physical
Cable
Chunks
Cluster  I, II
	size
Computer
Controller
COPY /CONTIGUOUS
Cost of Fragmentation I, II
Cylinder
Data Caching I, II
Data Checking
DAU
	how to read
Defragmentation
	frequency
	future of
	process
	software products
		off-line defragmenters
	true goal
Defragmenters
	history
	off-line
	on-line
Directory
Directory File Pre-allocation
Disk
	access
	architecture
	CD-ROM
	cluster size
	combined
	common system disks
	disk-to-disk copy
	file structures
	floppy
	full
	hard
	integrity checks
	perfect
	quorum
	RAM
	semi-conductor
	set
		shadow set
		stripeset
		volume set
	surface
	system disks
	volume
Disk Analysis Utility
Disk Architecture Evolution
Disk Performance Terminology
	average access time
	seek time
Disk-Related Software
DISKEEPER
	design goals
	makes OpenVMS more efficient
	operates while OpenVMS is running
	processes any ODS-2 disk
	processes live disks
	processes system disks
	runs without intervention
	safe to use
Drive
Driver
Electronics
Erase on Delete
Extend Quantities
Extent Cache
Extents
FCP
File
	access
	allocation strategy
	creation, modification dates
	extents
	fragmentation, I, II
	multi-header
File Control Primitive
File Header
File Header Pre-allocation
Files
	always open
	directory
	impact of moving
	large
	locating
Fragmentation, I, II
	analysis tools
		DUMP utility
		MONITOR utility
	deliberate
	file, I, II
	free space, I, II
	internal
	pagefile
	record space
	solution
	ultimate solution
	why it occurs
Free Space
	fragmentation, I, II
Head
I/O
	queues
	requests
Index File
	location
Initialization Procedures
Intelligent Disk Controller
	functions
	data caching
	seek ordering
Monitor Utility, I, II
Movefile Primitive
Multi-Header Files
Online Defragmenters, I, II, III
OpenVMS
	file allocation strategy
Optimization
Pagefile
	fragmentation
PDP-11
Performance
Platters
Prevention
	after initializing
QIO
Quorum Disk
RAM Disks
Record Space
	fragmentation
Retrieval Pointers
Rotational Latency
RT-11 operating system
Safety
Sector
Seek Ordering
Shadow Set
Special File Handling
	directory files
	INDEXF.SYS
	multi-header files
	multi-volume files
	page files and swap files
	partial files
	placed files
Spindle
SPM
SQUEEZE
Storage Bitmap
Stripesets
System Disks
Track
Unmovable Files
VAX
	sites with defragmenters
Volume
Volume Set
VPA
Window
	window turn