Veritas Volume Manager 5.1 SP1 Administrator"s Guide (5900-1506, April 2011)

device discovery
introduced 24
partial 83
Device Discovery Layer 87
Device Discovery Layer (DDL) 24, 87
device files to access volumes 328, 557
device names 78
configuring persistent 103
user-specified 158
device nodes
controlling access for volume sets 391
displaying access for volume sets 391
enabling access for volume sets 390
for volume sets 389
devices
adding foreign 97
fabric 84
JBOD 85
listing all 88
metadevices 79
path redundancy 178–179
pathname 79
volatile 114
dgalign_checking attribute 304
dgfailpolicy attribute 435
dirty flags set on volumes 57
dirty region logging.. See DRL
dirty regions 500
disable failure policy 435
DISABLED
plex kernel state 286
volume kernel state 339
disabled paths 157
disk access records
stored in /etc/vx/darecs 266
disk arrays
A/A 142
A/A-A 142
A/P 142
A/PF 143
A/PG 143
Active/Active 142
Active/Passive 142
adding disks to DISKS category 94
Asymmetric Active/Active 142
defined 22
excluding support for 93
JBOD devices 85
listing excluded 93
disk arrays (continued)
listing supported 92
listing supported disks in DISKS category 93
multipathed 23
re-including support for 93
removing disks from DISKS category 96
supported with DMP 92
disk drives
variable geometry 555
disk duplexing 319
disk groups
activating shared 458
activation in clusters 430
adding disks to 219
avoiding conflicting minor numbers on
import 229
boot disk group 210
bootdg 210
clearing locks on disks 227
cluster-shareable 428
compatible with CDS 219
configuration backup and restoration 266
configuring site consistency on 473
configuring site-based allocation on 473
converting to private 457
creating 208
creating shared 455
creating with old version number 219
default disk group 210
defaultdg 210
defaults file for shared 430
defined 29
deporting 222
designating as shareable 428
destroying 264
determining the default disk group 210
disabling 263
displaying boot disk group 211
displaying default disk group 211
displaying free space in 217
displaying information about 216
displaying version of 265
effect of size on private region 209
elimination of rootdg 209
failure policy 435
features supported by version 212
forcing import of 228
free space in 411
Index572