Veritas Volume Manager 4.1 Administrator's Guide (HP-UX 11i v3, February 2007)

472 VERITAS Volume Manager Administrator’s Guide
database replay logs and sequential DRL 43
databases
resilvering 44
resynchronizing 44
DCO
adding to RAID-5 volumes 237
adding version 0 DCOs to volumes 307
adding version 20 DCOs to volumes 235
calculating plex size for version 20 52
considerations for disk layout 161
creating volumes with version 0 DCOs
attached 210
creating volumes with version 20 DCOs
attached 212
data change object 51
determining version of 238
dissociating version 0 DCOs from
volumes 310
effect on disk group split and join 161
log plexes 54
log volume 51
moving log plexes 237, 309
reattaching version 0 DCOs to
volumes 310
removing version 0 DCOs from
volumes 309
specifying storage for version 0
plexes 308
specifying storage for version 20
plexes 236
used with DRL 42
version 0 51
version 20 51
versioning 51
dcolen attribute 51, 211, 308
DCOSNP
plex state 185
DDL 6
Device Discovery Layer 66
decision support
implementing 322
default disk group 133
defaultdg 133, 134
defaults
for vxdisk 62, 77
description file with vxmake 220
detach policy
global 354
local 355
DETACHED
plex kernel state 189
volume kernel state 227
device discovery
introduced 6
partial 63
Device Discovery Layer 66
Device Discovery Layer (DDL) 6, 66
device files to access volumes 222, 452
device names 4, 59
configuring persistent 74
devices
adding foreign 70
fabric 63
metadevices 59
pathname 59
dgalign_checking attribute 202
dgfailpolicy attribute 357
dirty bits in DRL 42
dirty flags set on volumes 41
dirty region logging. See DRL
dirty regions 415
disable failure policy 356
DISABLED
plex kernel state 189
volume kernel state 227
disabled paths 112
disk access records
stored in /etc/vx/darecs 173
disk arrays
A/A 102
A/A-A 102
A/P 101
A/P-C 102
A/PF 102
A/PF-C 102
A/PG 101
A/PG-C 102
Active/Active 102
Active/Passive 101
adding disks to DISKS category 68
adding vendor-supplied support
package 64
Asymmetric Active/Active 102
defined 5
excluding support for 67
listing excluded 67
listing supported 66
listing supported disks in DISKS