over 40% battery drain because android system

[maor23]

Like you can see at the picture, i dont touch the phone 12 hours(i was sleep) and from 100 when i went sleep to 59 when i woke up without touch the phone.
Oreo stable version, with root.
What can i do?

 

[dipeshdidwani]

Faced the same issue, using derp kernel now.
Battery backup is much better

 

[maor23]

Faced the same issue, using derp kernel now.
Battery backup is much better

Im with blu spark.. Not good enough, can you give me download?

 

[RASTAVIPER]

That's 40% drain in 12 hours.
So 3,3% per hour.

Android system doesn't mean anything in your title.
It can be any application.

Use Betterbatterystats or Gsam battery monitor for a few hours and report the results.

Sent from my ONEPLUS A3003 using Tapatalk