HP-UX System Administrator's Guide: Logical Volume Management (762803-001, March 2014)
backing up via mirroring, 71
boot file system see boot logical volume
creating, 100
determining who is using, 60, 71, 101, 103, 139
extending, 101
guidelines, 25
in /etc/fstab, 100
initial size, 24
OnlineJFS, 101
overhead, 24
performance considerations, 25
reducing, 102, 123
HFS or VxFS, 103
OnlineJFS, 103
resizing, 25
root file system see root logical volume
short or long file names, 100
stripe size for HFS, 35
stripe size for VxFS, 35
unresponsive, 117
finding logical volumes using a disk, 131
fsadm command, 102, 103
fully allocated snapshot, 109
fuser command, 58, 60, 71, 101, 103, 139
and NFS, 101, 103
G
GB, defined, 194
group device file, 47
H
hot-swappable disks, 131
HP SMH, 12, 41
managing LVM, 41
naming conventions, 17
running, 41
I
idisk command, 92, 95, 96, 143, 146
importing a volume group, 61
insf command, 92, 94, 96, 143, 146
Insight Remote Support, 153
interleaved swapping, 105
io_redirect_dsf command, 138, 141, 143
ioscan command, 38, 115, 138, 141, 143, 178
to determine device files, 47, 76
to determine hardware paths, 137, 139, 142
to determine instance numbers, 138, 140, 143
K
KB, defined, 194
L
legacy view, 16
LIF volume
area on disk, 20
maintenance mode boot, 116
requirement for boot disks, 47, 92
logical extents
and rounding logical volume size, 24
defined, 12
mapping to physical extents, 13
Logical Interface Format see LIF volume
logical volumes, 26, 105
see also boot logical volume
see also dump logical volume
see also root logical volume
see also swap logical volume
commands for, 43
configuration information, 74
creating, 55
creating on a specific disk, 57
defined, 12
determining who is using, 58, 60, 71, 101, 103, 139
device file, 18, 55, 59
displaying information, 45
extending, 56
extending to a specific disk, 57
for swap, 25
naming convention, 18
performance issues, 24
reducing, 57
removing, 60
renaming, 59
size, 23
LV timeout, 175
lvchange command, 43, 56, 165
bad block relocation, 119
errors, 178
setting allocation policy, 27
setting scheduling policy, 28
setting synchronization policy, 28, 93
setting timeout, 118
lvcreate command, 43, 55, 165
for dump logical volume, 106
for swap logical volume, 105
setting allocation policy, 27
setting scheduling policy, 28
setting synchronization policy, 28
striped logical volumes, 55
without a size, 25
lvdisplay command, 13, 29, 38, 43, 45, 115, 116, 165
displaying extent status, 131
displaying mirror status, 131
displaying timeout value, 118
scheduling policy, 32
lvextend command, 43
adding a mirror, 59, 94, 97, 165
errors, 97, 178
extending a file system, 102
extending a logical volume, 56, 165
extending swap, 105
extending to a specific disk, 57, 91
lvlnboot command, 15, 20, 38, 43, 165
displaying boot information, 20, 92, 95, 97, 115, 131
errors, 179
for boot logical volume, 91, 92
for dump logical volume, 92, 107
196 Index