Quantum 1200 Series DAT Autochanger Uživatelská příručka stáhnout pdf (Strana 215)

SDLT 600 SCSI Interface Guide Chapter 4: SCSI Commands

81-81200-02 REV A01 January 2005 4-173

Figure 4-92. PARTITION USAGE HISTORY Attribute — Data Format

40 – 43

(MSB)

Total Amount of Data Read

(LSB)

44 – 47

(MSB)

Total Read Retries Count

(LSB)

48 – 51

(MSB)

Load Count

(LSB)

52 – 55

(MSB)

Total Change Partition Count

(LSB)

56 – 59

(MSB)

Total Partition Initialize Count

(LSB)

Table 4-101. PARTITION USAGE HISTORY Attribute Parameter Data —

Field Descriptions

Field

Name

Description

Current

Amount of

Data

Written

Indicates the amount of data physically written to the medium in the partition

specified by the Partition Number field in the CDB during this load of the

medium. This value is expressed in increments of 1,048,576 bytes; that is, a value

of 1 means 1,048,576 bytes, 2 means 2,097,152 bytes, and so on.

Current

Write

Retries

Count

Indicates the total number of times the drive performed a Write retry in the

partition specified by the Partition Number field in the CDB during this load of

the medium.

Current

Amount of

Data Read

Indicates the amount of data physically read from the medium in the partition

specified by the Partition Number field in the CDB during this load of the

medium. This value is expressed in increments of 1,048,576 bytes; that is, a value

of 1 means 1,048,576 bytes, 2 means 2,097,152 bytes, and so on.

Bit

Byte

7 6 5 4 3 2 1 0

1 2 ... 210 211 212 213 214 215 216 217 218 219 220 ... 293 294

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