User Manual

SCSI Commands Reference Manual, Rev. J 374
www.seagate.com Parameters for direct access devices
5.2.24.2 Workload Utilization log parameter
The Workload Utilization log parameter for the Utilization log page has the format defined in table 355.
PARAMETER CODE field
The PARAMETER CODE field is described in 5.2.2.2.2 and shall be set to the value shown in table 355 for the Workload Utilization log parameter.
PARAMETER LENGTH field
The PARAMETER LENGTH field is described in 5.2.2.2.2 and shall be set to the value shown in table 355 for the Workload Utilization log parame-
ter.
WORKLOAD UTILIZATION field
The WORKLOAD UTILIZATION field (see table 356) contains an estimate of the utilization associated with the logical unit as a percentage of the
manufacturer's designs for various wear factors (e.g., wear of the medium, head load events), if any. The the units for the reported values are
percent times 100 and range from 0.00% to 655.35%.
Table 355 Workload Utilization log parameter format
Bit
Byte
7 6 5 4 3 2 1 0
0 (MSB)
PARAMETER CODE (0000h)
1 (LSB)
2 PARAMETER CONTROL BYTE – bounded data counter log parameter (see 5.2.2.2.2.2)
3 PARAMETER LENGTH (02h)
4 (MSB)
WORKLOAD UTILIZATION
5 (LSB)
Table 356 WORKLOAD UTILIZATION field
Code Description
0 to 9999
Less than (i.e., 0.00% to 99.99% of) the designed workload has been utilized.
10000
Exactly the designed workload for the device has been utilized.
10001 to 65534
Greater than (i.e., 100.01% to 655.34% of) the designed workload has been utilized.
65535
Greater than 655.34% of the designed workload has been utilized.