Veritas Volume Manager 5.0.1 Administrator's Guide, HP-UX 11i v3, First Edition, November 2009

DMP (continued)
path failover mechanism 141
path-switch tunable 543
renaming an enclosure 184
restore policy 189
scheduling I/O on secondary paths 179
setting the DMP restore polling interval 189
stopping the DMP restore daemon 191
vxdmpadm 153
DMP nodes
displaying consolidated information 155
setting names 152
DMP support
JBOD devices 83
dmp_cache_open tunable 540
dmp_daemon_count tunable 540
dmp_delayq_interval tunable 540
dmp_failed_io_threshold tunable 541
dmp_fast_recovery tunable 541
dmp_health_time tunable 541
dmp_log_level tunable 542
dmp_path_age tunable 543
dmp_pathswitch_blks_shift tunable 543
dmp_probe_idle_lun tunable 544
dmp_queue_depth tunable 544
dmp_retry_count tunable 545
dmp_scsi_timeout tunable 545
dmp_stat_interval tunable 545
DRL
adding log subdisks 255
adding logs to mirrored volumes 326
checking existence of 510
checking existence of mirror 510
creating volumes with DRL enabled 293
determining if active 323
determining if enabled 322
dirty region logging 60
disabling 323
enabling on volumes 319
handling recovery in clusters 473
hot-relocation limitations 433
log subdisks 61
maximum number of dirty regions 536
minimum number of sectors 536
operation in clusters 472
re-enabling 323
recovery map in version 20 DCO 69
removing logs from mirrored volumes 328
removing support for 323
DRL (continued)
sequential 61
use of DCO with 60
drl attribute 293, 326
DRL guidelines 584
duplexing 296
dynamic LUN expansion 119
E
EMC arrays
moving disks between disk groups 235
EMPTY
plex state 262
volume state 308
ENABLED
plex kernel state 265
volume kernel state 309
enabled paths
displaying 152
enclosure-based naming 26, 78, 98
displayed by vxprint 106
DMP 140
enclosures 26
discovering disk access names in 106
displaying information about 161
issues with nopriv disks 103
issues with simple disks 103
mirroring across 296
path redundancy 173–174
setting attributes of paths 172, 174
tagging with site name 492
erroneous I/Os
displaying statistics 169
error messages
Association count is incorrect 475
Association not resolved 475
Cannot auto-import group 475
Configuration records are inconsistent 475
Disk for disk group not found 218
Disk group has no valid configuration
copies 218, 475
Disk group version doesn't support feature 242
Disk is in use by another host 217
Disk is used by one or more subdisks 201
Disk not moving
but subdisks on it are 232
Duplicate record in configuration 475
import failed 217
No valid disk found containing disk group 217
Index606