Quantum A-Series manual Drive Performance Specifications, Specification Value

Drive Performance Specifications

Drive Performance Specifications

Table 21 Drive Performance Specifications

Table 21 lists the performance specifications of the LTO-3 Half-Height Tape Drive.

Specification	Value
Average data access time	60 seconds
(650-m tape) from BOW
(beginning of wrap)
Average rewind time	> 51 seconds
(650-m tape)
Max rewind time	< 120 seconds
(650-m tape)
Capacity
LTO Ultrium 3 (680 m)	400 Gbytes (native)
Cartridge unload time (if Table	25 seconds
of Contents does not require
updating)
Read Table of Contents	30 – 90 seconds (depending on size)
Error recovery	Read-after-write Reed Solomon
	ECC (2 levels)
Flux density	10249 cells per mm
Head configuration	2 bumps
	16 thin-film write heads per bump
	16 MR read heads per bump
	2 MR servo heads per bump
Maximum data access time	120 seconds
(650-m tape) from BOW

Quantum A-Series Tape Drives User’s Guide 47