Quantum DLT-S4 Guía de usuario descargar pdf (Pagina 286)

100

101

Chapter 4 SCSI Commands

READ ATTRIBUTE Command (8Ch)

DLT-S4 Interface Reference Guide 252

PARTITION USAGE HISTORY: Provides statistics (see figure 125) for the

partition specified by the Partition Number field in the CDB. If a field is

not used, it is set to 0.

Figure 125 PARTITION

USAGE HISTORY Attribute —

Data Format

Load Count Indicates the number of loads since the last medium format. This count accumulates

over the life of the medium but it is reset to 0 after a medium format.

Total Change

Partition

Count

Indicates the number of times that switches between partitions have been performed

on the medium. Must be set to 0. Super DLTtape media comprises a single volume.

Total Partition

Initialize

Count

Indicates number of times that any of the partitions on the medium have been erased.

This count accumulates over the life of the medium but it is reset to 0 after a medium

format.

Bit

7 6 5 4 3 2 1 0

Byte

0 — 3

(MSB)

Current Amount of Data Written

(LSB)

4 — 7

(MSB)

Current Write Retries Count

(LSB)

8 — 11

(MSB)

Current Amount of Data Read

(LSB)

12 — 15

(MSB)

Current Read Retries Count

(LSB)

16 — 19

(MSB)

Previous Amount of Data Written

(LSB)

Field Description

1 2 ... 281 282 283 284 285 286 287 288 289 290 291 ... 385 386

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Quantum DLT-S4 Guía de usuario Pagina 286

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