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Unfortunately, once the MBP is asleep... it can't wake-up to hibernate. Your best bet is to simply disable sleep on lid-close and enable a hibernate when idle for XXX time. When the lid is closed, power-consumption goes down quite significantly... (the backlight takes quite a bit of power by itself)


The reason why the disk thrashes on wake is due to hybrid sleep. This means that sleep mode acts like both regular ACPI sleep mode (where the system is put in a low-power state) and hibernate (where the memory is written to disk) to keep a balance between performance and reliability. So in case of power failure, the computer can always resort to using the ...

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