AIX Storage Management
A
abbreviations *
Ablative *
Access density *
Access frequency *
Access time *
Access type *
acronyms *
ACTIVE PVs *
active/complete * *
active/partial * *
Actuator *
Adapters
adapters available *
addressability *
availability design *
cabling requirements *
cost *
device support *
High Performance Disk Drive Subsystem *
High Performance Parallel Interface *
other adapters *
performance *
performance design *
reliability *
System/370 Channel Emulator *
Address space *
Administration overview *
ADSM * *
AFS *
ALLOCATABLE *
Allocate each logical partition copy on a SEPARATE physical volume * *
Allocation groups *
API provision *
Applications
availability design *
components *
data access *
performance design *
Archival life * *
Archive * * *
Areal density *
Asynchronous *
Asynchronous disk I/O * *
AUTO ON *
Autochanger *
Automatic management *
Automation * * * *
automation *
Availability
device selection *
disk devices *
optical * *
overview *
tape *
tape devices *
Availability Management
availability design example *
creating LVs for availability *
design *
managing *
modifying LVs for availability *
reorganizing VGs for availability *
Available * * *
B
backup * * *
Backup
archive commands *
backup design example *
backup media *
backup methods *
complete system backup *
concepts * *
design *
higher level tools * * *
incremental backup * *
longevity *
making scheduled backups *
managing *
overview * *
recycling backups *
scheduled *
system image and user VGs *
user files and file systems *
using mksysb example *
V4 archive commands *
Backup by file system *
Backup by name *
Backup by volume group *
Bad block relocation * *
Banding *
BB POLICY *
C
C *
Cache * *
Capacity
constraints *
device selection *
disk devices *
diskette *
optical devices *
overview *
tape devices *
CCW *
CD-ROM file system *
Central management * * * * *
cfgmgr * *
chlv
changing LV policies *
command syntax *
modifying LVs for performance *
chpv
command syntax *
making PVs available *
making PVs unavailable *
restricting PP allocation *
chvg
command syntax *
disable quorum checking *
enable quorum checking *
prevent VG autovaryon *
unlocking a VG *
V4 command syntax *
varyon VG automatically *
close/syncd *
closed *
Compatibility *
Compression
JFS compression algorithm *
JFS compression example *
JFS compression implementation *
JFS compression performance *
JFS compression technology *
JFS V4 overview *
performance design *
space design *
tape *
Compression algorithm *
Concepts
design *
general *
hardware
software *
Configuration *
COPIES * *
Cost per megabyte *
cplv * *
crfs * * *
D
Data age *
Data archive * *
Data rate *
Decompression *
Defined * *
defragfs * *
Description *
DESCRIPTION *
Device attributes *
Device driver *
Device queue limits *
df * *
Directories *
Disk Devices
availability *
capacity *
concepts *
disk devices available *
fault tolerance *
performance *
performance design *
selecting disks *
technology *
Disk failure *
Disk I/O pacing *
Disk packs *
Diskettes * *
DISTRIBUTION *
du * *
dump space *
Dye-polymer *
E
EACH LP COPY ON A SEPARATE PV *
Ease of use * * * * *
Elevator seeking *
Enable WRITE VERIFY * *
Error Class *
ERROR LABEL *
Error Type *
errpt *
Executable *
exportvg * *
extendlv * *
extendvg * *
F
Failure Causes: *
File containing ALLOCATION MAP * *
File name archive *
File system size design *
File Systems
accessing file systems *
administration commands *
availability design *
concepts *
creating a compressed JFS example *
creating a JFS greater than 2GB example *
creating for performance *
JFS fragment size example *
JFS V4 size * *
JFS version 4 enhancements *
journaled file system *
Network File System *
organization *
other file systems *
overview *
performance design *
space design *
fileplace *
Fragment allocation * *
Fragment size *
Fragment Size (bytes) *
Fragmentation * *
Fragments
fragment allocation map *
fragments example *
overview *
performance design *
space design *
technology *
FREE DISTRIBUTION * *
Free list *
FREE PPs * * *
fsdb *
FSF/6000 * * *
fsync() * *
G
glossary *
H
Hardware components *
Hardware management *
Helical scan *
Hierarchical storage management *
High water mark * *
Higher level products *
Higher level tools * *
I
I-nodes *
IDENTIFIER *
IDRC *
importvg * * * *
IN BAND *
inactive * *
Information exchange *
Inter-physical allocation policy *
Inter-physical volume allocation * *
INTER-POLICY *
Interchange requirements *
Intra-physical volume allocation * * *
INTRA-POLICY *
J
JFS log * *
JFS log performance design *
Journaled file system *
L
Legato Networker *
Libraries
optical libraries available *
tape libraries available *
Library *
Load/unload time *
Logical blocks * *
LOGICAL VOLUME *
Logical volume device driver *
Logical Volume Manager
availability design *
command usage examples *
concepts *
logical partition *
logical volume manager components *
logical volumes *
operation *
performance design *
physical partitions *
physical volumes *
policies *
quorum checking *
terminology *
V3 commands reference *
V4 commands *
volume groups *
LOGICAL VOLUMES *
Logical Volumes
adding *
changing a LV copy example *
copying a LV *
creating a mirrored paging LV example *
creating a striped LV example *
creating for availability *
creating for performance *
creating JFS log LV example *
creating mapped LVs example *
design *
increasing the size of a LV *
listing LV allocation summary *
listing LV characteristics *
managing *
migrating and reorganizing LVs *
modifying for availability *
modifying for performance *
overview *
reading the VGDA on a PV *
removing *
removing a LV copy example *
Longevity * *
Longitudinal *
Low water mark *
LPs *
LPs: *
lquerylv * * *
lqueryvg * *
lsdev * *
lsfs *
lslpp *
lslv
command syntax *
command usage examples *
creating LVs for availability *
determining LVs in a VG *
listing LV allocation summary *
listing LV characteristics *
reading the VGDA on a PV *
V4 command syntax *
lspv
checking PV usage *
command syntax *
command usage examples *
listing PP allocation table *
listing PV allocation by region *
listing PV characteristics *
listing PVs *
lsvg
checking PP availability *
command syntax *
command usage examples *
listing LVs in a VG *
listing only varied on VGs *
listing PV status *
listing VG characteristics *
listing VGs *
LV IDENTIFIER *
LV NAME: *
LV STATE *
LV STATE: *
LVs *
LZ algorithm *
M
Magneto resistive *
Magneto-optic *
Main memory * *
Managing
backup and restore *
dsksync example *
introduction *
logical volumes *
migratepv example *
new V4 feature examples *
physical volumes *
recovering space in a VG example *
rvgrecover example *
the storage environment *
V4 migration example *
volume groups *
Map files * *
MAX LPs *
MAX LVs *
max_coalesce *
maxpgahead *
Media management *
migratepv * *
Migration * * * *
minpgahead *
Mirror Write Consistency * *
MIRROR WRITE CONSISTENCY *
Mirror write consistency *
Mirroring
availability design *
concepts *
creating a mirrored VG example *
logical partitions *
LVM mirroring *
performance design *
raid 1 *
rootvg mirroring example *
mklv *
command syntax *
creating a LV *
creating an LV for performance *
mklvcopy * *
mkpv
mksysb * * * *
mkvg *
creating a VG *
mkvgdata * *
Mount *
MOUNT POINT *
Mount point *
MOUNT POINT: *
MTBF *
N
NBPI * *
NBPI space design *
NFS *
Non-volatile * *
Number of bytes per i-node * * *
Number of COPIES of each logical partition * *
O
Online life *
OPEN LVs *
open/syncd *
opened/stale *
opened/syncd *
Operating System
concepts * *
device drivers *
file systems *
logical volume manager *
overview *
page space *
performance design *
Optical Devices
backup device selection *
capacity *
CD-ROM *
concepts *
Form factors *
libraries *
Multifunction *
optical devcies available *
performance *
rewritable *
selecting optical devices *
selecting the correct technology *
technology *
WORM *
Optical library *
P
Page *
Page frames *
Page Space Management
adding a new paging LV example *
advantages as dump device *
changing paging space attributes example *
concepts *
creating a mirrored paging LV example *
decreasing default paging LV example *
low paging space *
manipulating page space example *
page faults *
page replacement algorithm *
removing a paging LV example *
system dump space *
technology *
Pages *
Parallel-write copy *
Parity *
pbuf control *
Performance
adapters * *
device selection *
disk devices * *
diskette *
optical devices * *
overview *
system bus *
tape devices * *
Performance Management
backup design *
design *
managing *
modifying LVs for performance *
performance design example *
reorganizing VGs for performance *
PERMISSION *
Phase change *
Physical partition size *
PHYSICAL VOLUME *
Physical volume identifier *
PHYSICAL VOLUME names * *
Physical Volumes
configuration *
design *
listing information *
managing *
modifying *
monitoring *
overview *
removing *
Platform support * * * * *
Platters *
POSITION on physical volume * *
PP SIZE * * *
PPs *
PPs: *
Probable Causes *
Pulse position modulation *
Pulse width modulation *
PV *
PV IDENTIFIER *
PV STATE * *
PV_NAME *
PVs: *
Q
QUORUM *
Quorum * *
Quorum characteristics *
R
RAID
availability design *
concepts *
key performance issues *
level 0 *
level 1 *
level 2 *
level 3 *
level 4 *
level 5 *
performance design *
RAID products available * * *
supported subsystems *
Random access * * *
RANGE of physical volumes * *
Read ahead *
Recommended Actions: *
Recovery Management
general disk failure *
loss of VGDA *
overview *
power supply failure *
recovery after disk replacement * *
rootvg disk failure * *
VG recovery examples *
reducevg * *
Redundancy *
redundancy design *
Regulatory requirements *
Reliability *
adapters *
availability design *
backup design *
tape devices *
RELOCATABLE *
RELOCATE the logical volume during reorganization * *
Removable media * *
Removed *
reorgvg * * *
RESOURCE_NAME *
restore * * * * *
Restore
concepts *
higher level tools * * *
individual user files *
managing *
overview *
restore commands *
restore design example *
user file systems *
user VG *
V4 restore commands *
restvg * *
Retrieve * * *
rmdev *
rmlv * * *
Robot *
Rotational latency *
S
savevg * *
Scalability *
SCHED POLICY *
Scheduler *
Scheduling *
Scheduling policy *
SCHEDULING POLICY for writing logical partition copies * *
SCSI Devices
configuration *
data rate *
SCSI adapters available *
SCSI-2 *
SCSI-3 *
technology *
Sector size *
Security * *
Seek time *
Segments *
Selecting Hardware Components
choosing adapters *
hardware component overviews *
how to make the decision *
points to consider *
Sequential access * * * * * *
Sequential read ahead *
Sequential-write copy *
Serial *
Serial Storage Architecture *
Serpentine track interleaving *
Shelf life *
Shrink *
Single level storage *
Software components *
Space Management
backup design *
concepts * *
higher level tools * * * *
how to save space in the rootvg *
managing *
overview *
planning disk space *
recovering space in a VG example *
Spindle synchronization *
STALE PARTITIONS *
STALE PPs * *
STALE PVs *
Start/stop * *
Statistics *
Storage Management Commands
archive commands *
file system administration *
filesets covered *
JFS command usage examples *
LVM command usage examples *
LVM commands *
other fileset commands *
other filesets *
understanding the chapter *
V3 commands reference *
V4 archive commands *
V4 changed/specific commands *
V4 LVM commands *
Streaming * *
Stripe Size * *
Striping
creating a striped LV *
performance design *
performance implications *
raid 0 *
striped LV example *
striping benchmark example *
technology *
units *
Subsystem Design
availability design example *
concepts *
performance design example *
physical planning example *
planning backup strategies *
planning disk space *
planning for availability *
planning for performance *
storage subsystem design example *
Superblock *
Swap *
sync() * *
Synchronous *
sysdumpdev *
T
T *
Tape Devices
availability *
backup device selection *
capacity *
compression *
concepts *
libraries *
performance *
selecting tape devices *
tape devices available *
technology *
Tape library *
Testing Designs
testing a compressed file system *
testing a JFS greater than 2GB *
testing a mirrored VG for availability *
testing a mirrored VG implementation *
testing a performance design *
testing a restored VG *
testing disk space efficiency with fragments *
testing LV mirror copies *
testing the configuration after migration *
Time slice *
Time to read first byte *
TIMESTAMP *
TOTAL PPs * * *
TOTAL PVs *
Tracks *
Transfer rate *
TYPE *
TYPE: *
U
Unitree *
Unlocking volume groups *
UPPER BOUND *
USED DISTRIBUTION *
USED PPs * *
V
V4 storage enhancements *
Variable i-nodes *
varyoffvg * *
varyonvg * *
VG DESCRIPTORS * *
VG IDENTIFIER * *
VG PERMISSION *
VG STATE * * *
VGDA *
VGSA *
Virtual memory manager *
Volatile *
VOLUME GROUP * * *
Volume group descriptor area *
Volume group design *
Volume group identifier *
Volume group status area *
Volume Groups
adding *
adding a PV *
changing activation characteristics *
import/export *
importing a VG example *
listing LVs in a VG *
listing PV status *
listing VG characteristics *
listing VGs *
managing *
modifying *
monitoring *
removing a PV *
reorganizing for availability *
reorganizing for performance *
synchronizing a VG *
unlocking volume groups *
varyon/varyoff *
VG design example *
W
WORM *
Write verification *
WRITE VERIFY *