Veritas™ File System 5.0.1 Administrator's Guide

Storage Checkpoints (continued)
difference between a data Storage Checkpoint
and a nodata Storage Checkpoint 95
freezing and thawing a file system 85
mounting 92
multi-volume support 123
nodata Storage Checkpoints 88, 94
operation failures
101
pseudo device 93
read-only Storage Checkpoints 92
removable Storage Checkpoints 89
removing 92
space management
101
synchronous vs. asynchronous conversion 94
types of 88
unmounting 94
using the fsck command 94
writable Storage Checkpoints 92
super-block 80
synchronous I/O 71
system failure recovery 20
system performance
overall 34
T
temporary directories 23
thaw 74
Thin Reclamation 27, 50
tmplog mount option 36
transaction disabling 209
tunable I/O parameters 52
default_indir_size 58
discovered_direct_iosize 53
fcl_keeptime 54
fcl_maxalloc 54
fcl_winterval 55
initial_extent_size 56
inode_aging_count 56
inode_aging_size 57
max_buf_data_size 56
max_direct_iosize 57
max_diskq 57
max_seqio_extent_size 57
qio_cache_enable 58
read_nstream 53
read_pref_io 52
vx_bc_bufhvm 47
tunable I/O parameters (continued)
vx_maxlink 47
vxfs_bc_bufhvm 47
write_nstream 53
write_pref_io 53
write_throttle 60
tuning I/O parameters 51
tuning VxFS 44
typed extents 19
U
umount command 195
uninitialized storage, clearing 38
unmount 94, 210
a snapped file system 76
V
VEA 29
VERITAS Enterprise Administrator 29
Version 1 disk layout 255
Version 2 disk layout 255
Version 3 disk layout 256
Version 4 disk layout 256, 258
Version 5 disk layout 256, 261
Version 6 disk layout 256
Version 7 disk layout 256
vfstab file
editing 195
virtual disks 31
volume sets 124
VOP_INACTIVE 227
vx_bc_bufhwm tunable parameter 47
VX_DSYNC 72
VX_FREEZE 73
VX_FULLFSCK 210, 212–216, 220–222, 224, 227–
228, 231–234, 241
VX_GETCACHE 73
vx_maxlink tunable parameter 47
vx_ninode 45
VX_SETCACHE 73
VX_SNAPREAD 76
VX_THAW 74
VX_UNBUFFERED 71
vxdump 66
VxFS
storage allocation 33
vxfs_bc_bufhwm tunable parameter 47
vxfs_inotopath 120
275Index