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SEAGATE ENTERPRISE PERFORMANCE 15K HDD AND ENTERPRISE TURBO SSHD SAS PRODUCT MANUAL, REV. B 18
6.1.1 PowerChoice reporting methods
PowerChoice
TM
provides these reporting methods for tracking purposes:
Request Sense command reports
• Current power condition
• Method of entry
.
Mode Sense command reports (mode page 0x1A)
• Idle conditions enabled / disabled
• Idle condition timer values (100ms increments) (default, saved, current, changeable)
Power Condition Vital Product Data (VPD) Page (VPD page 0x8A)
• Supported power conditions
• Typical recovery time from power conditions (1ms increments)
Start/Stop Cycle Counter Log Page reports (log page 0x0E)
• Specified and accumulated Start/Stops and Load/Unload cycles
Power Condition Transitions Log Page reports (log page 0x1A, subpage 0x00)
• Accumulated transitions to Active, Idle_A, Idle_B, Idle_C, Standby_Y, Standby_Z
6.2 AC power requirements
None.
NOTE
Processing the Request Sense command does not impact the drive’s power save state.