Western Digital Ultrastar DC HC310 - Table 154 Rotating Media Statistics

182
Western Digital Hard Disk Drive OEM Specification
11.23.3.3 Rotating Media Statistics (log page 03h)
The Rotating Media Statics log page contains device rotating media information as described in Table 98.
Description
Bytes
Offset
Device Statistics Information Header
8
00h
Bit
Description
63:24
Reserved
23:16
Log page number. (03h)
15:0
Revision number. (0001h)
Spindle Motor Power-on Hours
8
08h
Bit
Description
63:56
Device Statistics Flags
55:32
Reserved
31:0
Spindle Motor Power-on Hours (DWord)
Head Flying Hours
8
10h
Bit
Description
63:56
Device Statistics Flags
55:32
Reserved
31:0
Head Flying Hours (DWord)
Head Load Events
8
18h
Bit
Description
63:56
Device Statistics Flags
55:32
Reserved
31:0
Head Load Events (DWord)
Number of Reallocated Logical Sectors
8
20h
Bit
Description
63:56
Device Statistics Flags
55:32
Reserved
31:0
Number of Reallocated Logical Sectors (DWord)
Read Recovery Attempts
8
28h
Bit
Description
63:56
Device Statistics Flags
55:32
Reserved
31:0
Read Recovery Attempts (DWord)
Number of Mechanical Start Failures
8
30h
Bit
Description
63:56
Device Statistics Flags
55:32
Reserved
31:0
Number of Mechanical Start Failures (DWord)
Reserved
1
38h..1Ffh
Table 154 Rotating Media Statistics