HP-UX System Administrator's Guide: Logical Volume Management HP-UX 11i v3 (B3921-90053 September 2011) Transform used: ESS version 2.2

creating a spare disk, 76
defined, 8, 27
detaching links, 87
reinstating a spare disk, 77
requirements, 27
splitting a mirrored logical volume, 68
splitting a volume group, 67
stale data, 26
strict allocation policy, 24
stripe size, 32
striping, 31
and mirroring, 33
benefits, 31
creating a striped logical volume, 52
defined, 8
interleaved disks, 31
performance considerations, 31
selecting stripe size, 32
setting up, 31
swap logical volume, 22, 23, 101
see also primary swap logical volume
creating, 89, 102
extending, 102
guidelines, 22
information in BDRA, 16
interleaving, 22
IODC errors, 165
lvlnboot, 89, 102
maintenance mode, 109
mirroring policy, 26, 90
performance considerations, 22
printing information, 16
requirements, 11, 88, 102
resizing, 102
secondary swap, 23
stripe size for, 32
synchronization policy, 25
Mirror Consistency Recovery, 26
Mirror Write Cache, 25
none, 26
synchronizing a mirror, 26
automatically, 26
manually, 26
System Management Homepage see HP SMH
T
TB, defined, 178
timeout
LV timeout, 33, 161
PV timeout, 33, 161
transient_secs parameter, 162
troubleshooting tools, 107
U
unshare unit
defined, 178
V
Version 1.0 volume groups, 11, 16, 44, 147
Version 2.0 volume groups, 12, 147
Version 2.1 volume groups, 12, 147
Version 2.x volume groups, 12, 16, 22, 23, 27, 40, 44,
45, 76, 77, 84, 88, 90, 101, 102, 108, 112, 167,
169
vgcdsf command, 39, 153
vgcfgbackup command, 35, 39, 66, 69, 153
backup location, 70
errors, 164, 166
vgcfgrestore command, 39, 70, 107, 153
backup location, 70
checking if physical volume is bootable, 85
errors, 166
recovering corrupted LVM data, 115
restating a spare disk, 77
vgchange command, 39, 90, 153
activating a volume group, 58, 61, 66, 71, 72, 73,
81, 87, 112
activation failures, 111
attaching all detached links, 88, 131, 133, 137
automatic synchronization, 26
deactivating a volume group, 57, 61, 66, 67, 71, 72,
80, 86
disabling quorum checks, 67, 111
enabling quorum checks, 68, 112
errors, 167
quiescing a volume group, 66
resuming a quiesced volume group, 66
vgchgid command, 39, 153
integrating cloned LUNs, 106
splitting a volume group, 67
vgcreate command, 39, 44, 45, 153
adding a multipathed disk, 28
errors, 169
for alternate boot disk, 89
vgdisplay command, 35, 39, 41, 107, 108, 153
displaying free space, 52, 53, 164
errors, 170
sparing, 27
while quiesced, 65
vgdsf command, 39, 153
vgexport command, 39, 57, 71, 153
map file, 57
moving disks, 71, 72
renaming a volume group, 66
splitting a volume group, 67
vgextend command, 39, 51, 153
errors, 171
sparing, 77
with multipathed disks, 28, 58
VGID, 17, 168
changing, 106
splitting a volume group, 67
with vgexport, 57
with vgimport, 58
vgimport command, 39, 58, 71, 153
errors, 171
moving disks, 72, 73
renaming a volume group, 66
183