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Glossary
top-level array
Upper array in a dual-level array. For example, the RAID 0 in a
RAID 10 is a top-level array.
V
verify
Low-level check that a drive, logical device, or hot spare is good. In
a RAID 5, verify is a low-level check that data and parity is
consistent and logs errors and, optionally, corrects errors in parity.
In a RAID 1, verify is a low-level check that contents of both
members segments are consistent and, optionally, corrects errors
while assuming that the master drive is correct. For a drive (and
hot spare) verify performs a low-level check that the whole drive
can be read.
virtual device order
See logical device order.
visible array
Array (logical device) that is visible to the operating system and to
users. Also know as top-level array. Contrast with second-level array.
volume
See simple volume, spanned volume, RAID volume.
volume set of mirror sets
See RAID volume.
volume set of RAID 5
See RAID volume.
volume set of stripe sets
See RAID volume.
UG.book Page 14 Saturday, October 26, 2002 12:08 PM