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40% Battery drain overnight! MacBook Pro 2015 with new Samsung evo 970 ssd

Hi,


I am having a Battery drain of 40% over night! I use a MacBook Pro 2015 (Mojave 10.14.6) with a new Samsung evo 970 ssd.

I use this setting: sudo pmset -a hibernatemode 0 standby 0 autopoweroff 0


Otherwise the macbook works like new. The battery has 86%, 150 cycles & condition is good. With the apple ssd there was no drain.


Please help.

Jerry

MacBook Pro 13″, macOS 10.14

Posted on Aug 14, 2020 1:10 AM

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6 replies

Aug 14, 2020 12:25 PM in response to John Galt

I did the NVRAM reset. When I restart after sleep I have to push the power button. Other keys don't wake up the Macbook. I get a gray scale screen then its normal. (Pic)


Are these settings below ok?


System-wide power settings:


Currently in use:


 lidwake              1


 autopoweroff         0


 standbydelayhigh     86400


 autopoweroffdelay    28800


 proximitywake        0


 standby              0


 standbydelaylow      10800


 ttyskeepawake        1


 hibernatemode        25


 powernap             0


 gpuswitch            2


 hibernatefile        /var/vm/sleepimage


 highstandbythreshold 50


 displaysleep         2 (display sleep prevented by com.apple.WebKit.WebContent)


 sleep                2 (sleep prevented by coreaudiod)


 acwake               0


 halfdim              1


 tcpkeepalive         0


 disksleep            10





Aug 14, 2020 12:38 PM in response to jerryx2000

The progress bar at the bottom is an indication of loading memory from mass storage; a manifestation of using mode 25. The other behaviors you describe might also be caused by it.


It's a nonstandard setting so you're sort of on your own if you wish to try it. You also have to appreciate the fact Apple doesn't spend much time investigating the effect of nonstandard settings (or aftermarket SSDs for that matter).

40% Battery drain overnight! MacBook Pro 2015 with new Samsung evo 970 ssd

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