Quantum Tape Drive A-Series Bedienungsanleitung PDF herunterladen (Seite 63)

Drive Performance Specifications

Quantum A-Series Tape Drives User’s Guide 47

Drive Performance Specifications

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

Tape Drive.

Table 21 Drive Performance

Specifications

Specification Value

Average data access time

(650-m tape) from BOW

(beginning of wrap)

60 seconds

Average rewind time

(650-m tape)

51 seconds

Max rewind time

(650-m tape)

120 seconds

Capacity

LTO Ultrium 3 (680 m)

400 Gbytes (native)

Cartridge unload time (if Table

of Contents does not require

updating)

25 seconds

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

(650-m tape) from BOW

120 seconds

1 2 ... 58 59 60 61 62 63 64 65 66 67 68 ... 104 105

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Quantum Tape Drive A-Series Bedienungsanleitung Seite 63