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READ ATTRIBUTE Command (8Ch) SDLT 600 SCSI Interface Guide
4-174 January 2005 81-81200-02 REV A01
Current
Read
Retries
Count
Indicates the number of times the drive performed a Read retry in the partition
specified by the Partition Number field in the CDB during this load of the
medium.
Previous
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 the previous 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.
Previous
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 the previous
load of the medium.
Previous
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 the previous 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.
Previous
Read
Retries
Count
Indicates the number of times the drive performed a Read retry in the partition
specified by the Partition Number field in the CDB during the previous load of
the medium.
Total
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 since the last medium format.
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.
Total 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 since the last
medium format.
Total
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 since the last medium format.
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.
Total Read
Retries
Count
Indicates the number of times the drive performed a Read retry in the partition
specified by the Partition Number field in the CDB since the last medium format.
Load
Count
Indicates the number of loads in the partition specified by the Partition Number
field in the CDB since the last medium format. This count accumulates over the
life of the medium but it is reset to 0 after a medium format.
Table 4-101. PARTITION USAGE HISTORY Attribute Parameter Data —
Field Descriptions (Continued)
Field
Name
Description
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