![Western Digital Ultrastar DC HC310 Specifications Download Page 213](http://html1.mh-extra.com/html/western-digital/ultrastar-dc-hc310/ultrastar-dc-hc310_specifications_961649213.webp)
199
Western Digital Hard Disk Drive OEM Specification
Offset
Type
Content
40..47
QWord
Streaming minimum request size
Bit
Meaning
63
Contents of the QWord are valid
62:16
Reserved
15:0
STREAM MIN REQUEST SIZE field
48..55
QWord
Streaming access latency
Bit
Meaning
63
Contents of the QWord are valid
62:16
Reserved
15:0
STREAM ACCESS LATENCY field
56..63
QWord
Streaming Performance Granularity
Bit
Meaning
63
Contents of the QWord are valid
62:32
Reserved
31:0
STREAM GRANULARITY field
64..71
QWord
Free-fall Control Sensitivity
Bit
Meaning
63
Contents of the QWord are valid
62:16
Reserved
7:0
FREE-FALL SENSITIVITY field
72..79
QWord Device Maintenance Schedule
Bit
Meaning
63
Contents of the QWord are valid
62:48
Reserved
47:32
Time scheduled for device maintenance
31:16
Time to performance degradation
15:0
Minimum inactive time
80..511
Reserved
Table 176 Current Settings log page - Continued -
11.23.9.6
Strings (page 05h)
The Strings log page provides a mechanism for the device to report ATA String based information.
Offset
Type
Content
0..7
QWord
Strings page information header.
Bit
Meaning
63
Set to one
62:24
Reserved
23:16
Page Number. Set to 05h
15:0
Revision number. Set to 0001h
8..27
ATA String Serial number
28..31
Reserved
32..39
ATA String Firmware revision
40..47
Reserved
48..87
ATA String Model number
88..95
Reserved
96..103
ATA String Additional Product Identifier
104..511
Reserved
Table 177 Strings log page