VERITAS Volume Manager 3.5 Administrator's Guide (September 2004)

Index
426
using only spare disks for, 328
hot-relocation
complete failure messages, 318
configuration summary, 320
daemon, 313
defined, 64
detecting disk failure, 313
detecting plex failure, 313
detecting RAID-5 subdisk failure, 313
excluding free space on disks from use by,
325
limitations, 314
making free space on disks available for use
by, 326
marking disks as spare, 322
modifying behavior of, 335
notifying users other than root, 335
operation of, 312
partial failure messages, 317
preventing from running, 335
reducing performance impact of recovery,
335
removing disks from spare pool, 324
subdisk relocation, 319
subdisk relocation messages, 329
unrelocating subdisks, 329
unrelocating subdisks using vxassist, 331
unrelocating subdisks using vxdiskadm,
330
unrelocating subdisks using vxunreloc, 331
use of free space in disk groups, 319
use of spare disks, 318
use of spare disks and free space, 319
vxrelocd, 313
I
I/O
use of statistics in performance tuning, 393
using traces for performance tuning, 397
I/O operations
maximum number in parallel, 402
maximum size of, 402
identifiers for tasks, 253
initialization of disks, 74, 80
ioctl calls, 402, 403
IOFAIL plex condition, 199
IOFAIL plex state, 197
K
kernel states
for plexes, 200
volumes, 252
L
layered volumes
converting to non-layered, 308
defined, 35, 213
striped-mirror, 26
layouts
changing default used by vxassist, 221
left-symmetric, 32
specifying default, 221
types of volume, 212
left-symmetric layout, 32
len subdisk attribute, 189
LIF area, 85
LIF LABEL record, 85
load balancing, 106, 339
lock clearing on disks, 149
LOG plex state, 197
log subdisks
associating with plexes, 186
DRL, 49
logdisk, 232, 239
logs
adding DRL log, 269
adding for RAID-5, 271
adding sequential DRL logs, 269
RAID-5, 34, 48
removing DRL log, 270
removing for RAID-5, 273
removing sequential DRL logs, 270
resizing using vxvol, 278
specifying number for RAID-5, 239
M
master node, 340
MC/ServiceGuard
interaction with vxclustd, 349
interaction with VXVM, 354
use with VxVM in clusters, 347
memory
granularity of allocation by VxVM, 404
maximum size of pool for VxVM, 405
minimum size of pool for VxVM, 406
persistence of FastResync in, 54
messages