Veritas Volume Manager 5.1 SP1 Administrator"s Guide (5900-1506, April 2011)

DMP (continued)
logging levels 506
metanodes 143
migrating to or from native multi-pathing
migrating between DMP and native
multi-pathing 148
nodes 143
path aging 505
path failover mechanism 145
path-switch tunable 508
renaming an enclosure 189
restore policy 194
scheduling I/O on secondary paths 184
setting the DMP restore polling interval 194
stopping the DMP restore daemon 195
vxdmpadm 159
DMP nodes
displaying consolidated information 161
setting names 158
DMP support
JBOD devices 85
dmp_cache_open tunable 504
dmp_daemon_count tunable 504
dmp_delayq_interval tunable 504
dmp_enable_restore tunable 504
dmp_fast_recovery tunable 505
dmp_health_time tunable 505
dmp_log_level tunable 506
dmp_low_impact_probe 506
dmp_lun_retry_timeout tunable 506
dmp_monitor_fabric tunable 507
dmp_monitor_osevent tunable 507
dmp_native_support tunable 507
dmp_path_age tunable 508
dmp_pathswitch_blks_shift tunable 508
dmp_probe_idle_lun tunable 508
dmp_probe_threshold tunable 509
dmp_queue_depth tunable 509
dmp_restore_cycles tunable 509
dmp_restore_interval tunable 509
dmp_restore_policy tunable 510
dmp_retry_count tunable 510
dmp_scsi_timeout tunable 510
dmp_sfg_threshold tunable 510
dmp_stat_interval tunable 510
DRL
adding log subdisks 277
adding logs to mirrored volumes 365
creating volumes with DRL enabled 316
DRL (continued)
determining if active 364
determining if enabled 363
dirty region logging 57
disabling 364
enabling on volumes 359
handling recovery in clusters 448
hot-relocation limitations 407
log subdisks 58
maximum number of dirty regions 500
minimum number of sectors 500
operation in clusters 448
re-enabling 364
recovery map in version 20 DCO 67
removing logs from mirrored volumes 366
removing support for 364
sequential 58
use of DCO with 58
drl attribute 316, 368
DRL guidelines 554
duplexing 319
E
EMC arrays
moving disks between disk groups 258
EMPTY
plex state 283
volume state 338
ENABLED
plex kernel state 286
volume kernel state 339
enabled paths
displaying 157
enclosure-based naming 24, 80, 99
displayed by vxprint 107–108
DMP 144
enclosures 24
discovering disk access names in 107–108
displaying information about 167
issues with nopriv disks 104
issues with simple disks 104
mirroring across 319
path redundancy 178–179
setting attributes of paths 177, 179
tagging with site name 477, 481
erroneous I/Os
displaying statistics 174
error messages
Association count is incorrect 438
575Index