battery drains like a countdown!! - Xiaomi Poco F1 Questions & Answers

Hi i was first using PE then switched back to miui via fast boot rom then after a few days i noticed a sudden fast battery draining, tho it charges faster but it also drains at a high rate. Now i switched to eu rom hoping for an improvement but nothing has changed. What would you guys suggest?

Sarudedastorm said:
Hi i was first using PE then switched back to miui via fast boot rom then after a few days i noticed a sudden fast battery draining, tho it charges faster but it also drains at a high rate. Now i switched to eu rom hoping for an improvement but nothing has changed. What would you guys suggest?
Click to expand...
Click to collapse
You can follow steps on this thread
https://forum.xda-developers.com/po...drain-poco-t3930042/post79524067#post79524067

magaedy said:
You can follow steps on this thread
https://forum.xda-developers.com/po...drain-poco-t3930042/post79524067#post79524067
Click to expand...
Click to collapse
Hi!!! It doesn't seem to work. I already changed rom and kernel (arter) but this doesnt seem to be the solution. I think replacing the battery will be the only way left

Sarudedastorm said:
Hi!!! It doesn't seem to work. I already changed rom and kernel (arter) but this doesnt seem to be the solution. I think replacing the battery will be the only way left
Click to expand...
Click to collapse
I think you should revet back to miui stock non root and make factory reset and test your battery again
---------- Post added at 12:14 PM ---------- Previous post was at 11:28 AM ----------
Sarudedastorm said:
Hi!!! It doesn't seem to work. I already changed rom and kernel (arter) but this doesnt seem to be the solution. I think replacing the battery will be the only way left
Click to expand...
Click to collapse
Also, try to make complete charge cycle (Drain it to 0% and charge it to 100% when your phone is shutdown) and test your battery drain again

try this kernel
LawRun-Kernel™
MOD EDIT: Telegram link removed, read the STICKY!

Sarudedastorm said:
Hi i was first using PE then switched back to miui via fast boot rom then after a few days i noticed a sudden fast battery draining, tho it charges faster but it also drains at a high rate. Now i switched to eu rom hoping for an improvement but nothing has changed. What would you guys suggest?
Click to expand...
Click to collapse
Switch to MIUI EU 11.0.5 ROM
Flash Magisk
Flash Twisted Kernel
Install Spectrum App from Playstore
Select Battery Profile
Enjoy 8-10 hrs SOT !!!

before you could take bold decision to change the Battery!
flash 9.6.x vendor / firmware
I have always found Higher batter drains on vendor+firm higher than 9.6.27-9.0 !
also would recomend to do CLEAN FLASHING (if formating data is possible for you ) then do it (take all backup)
more over if you using application which is depending on Screen like (gravity screen) or ambiant display for screen to wakeup randomly whenever music track change or whenever you recieve any notification, PLEASE disable them! , third party apps sometimes abuse sensors and affect performance!
for kernels, I myself found difference between battery performance in various
I use Twisted kernel (pie) (since i am on pie) but you can try Opitimus drunk, its also amazing kernel!
if in custom rom you are laydown apps via rooted method such as
1. MIGRATE or
2. TITANIUM backup
then all the bitter settings from any malicious battery draining third party app is also reinstated! hence keep close eye which apps actually to restore with DATA!

Related

LG G2 - Best Rom Only For Battery Life

Please, somebody open my eyes to choose correct ROM for battery life.
I only care BATTERY LIFE.
CloudyFlex , Optimus Pro , coudy G3, pardus, or else .......... which one?
ROM choice is less important than kernel choice. Dorimanx, sovaca, and Render build great kernels.
im using now CloudyFlex 2.6 but i don't know which kernel in it. What is your suggest for CloudyFlex 2.6 ? Thank you for your replies.
Either dori or sovaca will be fine. Render is only for AOSP. Just be sure to flash the right version for your phone and nandroid backup first
vitaalamode said:
Please, somebody open my eyes to choose correct ROM for battery life.
I only care BATTERY LIFE.
CloudyFlex , Optimus Pro , coudy G3, pardus, or else .......... which one?
Click to expand...
Click to collapse
make sure you also use:
- autostarts: to prevent apps that update/check through internet all the time and wake up your phone all the time to see whther you got a new post. You would be surprised by how many triggers some apps will start and run services in the background.
- greenify: to put apps to sleep while your phone is off.
- check the settings for some of your apps: many apps want to know your location or anything else every 2 minutes and that doesn't let your phone sleep properly.
I use cloudyflex 2.6 btw. My battery does not lose a single % when I am not actively using my phone.
I run Plain-Andy with Render in ART, absolutely zero "battery saving" apps or settings, I easily get 1-2 days without a charge, right now its sitting at 51% 1d5h30m with 2h30m screen on.
I got the same battery life out of Mahdi and G3 port.
Battery saving apps are a gimmick and just more apps to run in the background.
JamieD81 said:
I run Plain-Andy with Render in ART, absolutely zero "battery saving" apps or settings, I easily get 1-2 days without a charge, right now its sitting at 51% 1d5h30m with 2h30m screen on.
I got the same battery life out of Mahdi and G3 port.
Battery saving apps are a gimmick and just more apps to run in the background.
Click to expand...
Click to collapse
They are not only "battery saving apps", I _hate_ it when apps come on when I don't specifically tell them to... I don't trust them.
I haven't tried without autostarts/greenify, I might get same battery results.
Then again, if you tried with them you might get even better battery
I do have a flatline battery usage when I am not actively using the phone (or running major backups in the background).
i dont like and i dont trust any app related "Battery perf.-Cleaner-Ram-etc" . But I dont know why, i just like Greenify App.
What do you think of Greenify? is it necessary or does it works?
Dont root. Ever since I rooted my battery got worse and worse. Even after returning to nonrooted stock. I regret rooting my G2 because stock worked great. Best battery life = dont root.
Sent from my LG-D802
natalya said:
Dont root. Ever since I rooted my battery got worse and worse. Even after returning to nonrooted stock. I regret rooting my G2 because stock worked great. Best battery life = dont root.
Sent from my LG-D802
Click to expand...
Click to collapse
May be right, my be not... it's what you think and i respect your experience.
Let's my thoughts: first af all, i use 10c stock rom first and then 20d and then 20c. These are good roms i know but i think that these are only for normal users. Everything in system is normal level with these roms. I dont like limited use.
I want to change notification bar, navigation bar, and some colors... I ve bought a android phone because i want to interfere in systtem when i want.
my test results:
10c-20d-20c = slide photo view(nonstop), screen time 4h35m and 5h40m
In the same way, other custom roms : 6h10m and 7h35m (optimus pro-cloudyflex-g3)
wifi = on
brightness = %100
remain battery level= %8
NOTE: onlly use single Rom, dont any other app such as cleaner,battery saver etc.
If i use lots of apk with custom roms, my battery is getting weak.
You want a rom with the best battery life? Stock! Stock rom should be your answer :silly:
---------- Post added at 06:07 PM ---------- Previous post was at 06:04 PM ----------
natalya said:
Dont root. Ever since I rooted my battery got worse and worse. Even after returning to nonrooted stock. I regret rooting my G2 because stock worked great. Best battery life = dont root.
Sent from my LG-D802
Click to expand...
Click to collapse
That's just an illusion. Rooting won't affect your battery life, giving root permission to apps would. Root permission isn't something trivial, just keep that in mind.
natalya said:
Dont root. Ever since I rooted my battery got worse and worse. Even after returning to nonrooted stock. I regret rooting my G2 because stock worked great. Best battery life = dont root.
Sent from my LG-D802
Click to expand...
Click to collapse
heithered said:
You want a rom with the best battery life? Stock! Stock rom should be your answer :silly:
---------- Post added at 06:07 PM ---------- Previous post was at 06:04 PM ----------
That's just an illusion. Rooting won't affect your battery life, giving root permission to apps would. Root permission isn't something trivial, just keep that in mind.
Click to expand...
Click to collapse
which stock rom is the best, about battery life. whts your think? personally.
vitaalamode said:
which stock rom is the best, about battery life. whts your think? personally.
Click to expand...
Click to collapse
Stock rom, bildiğin LGnin kendi romu. Daha ondan daha iyi pil ömrü sunan rom görmedim. Eğer uzun zamandır stock kullanmıyorsan mutlaka dene, 3-5 tam sarj sonra pil ömrüne bak ne demek istediğimi anlarsın
Stock rom, the one comes with the phone. It has the best battery life, from the ones i tried at least. If you are not using stock rom for a while you should give it a chance.
vitaalamode said:
which stock rom is the best, about battery life. whts your think? personally.
Click to expand...
Click to collapse
They meant the LG bone-stock firmware image w/o any modification.
im fed up with searching rom, i just want to be have better battery life
taking a pictures (10-15), a short video (2-3m), Data open all day, 30-35m calling, messenger and whatsapp all day, this is my routine DAY . I dont want to see %10 battery level on my phone when i come home in evenings.
vitaalamode said:
im fed up with searching rom, i just want to be have better battery life
taking a pictures (10-15), a short video (2-3m), Data open all day, 30-35m calling, messenger and whatsapp all day, this is my routine DAY . I dont want to see %10 battery level on my phone when i come home in evenings.
Click to expand...
Click to collapse
Buy a new phone.
vPro97 said:
Buy a new phone.
Click to expand...
Click to collapse
:good: reasonable solution, anyway, i lovemy LG G2 :good:
thanks for your helps
vitaalamode said:
:good: reasonable solution, anyway, i lovemy LG G2 :good:
thanks for your helps
Click to expand...
Click to collapse
Stock is definitely the best as far as I tried. But would recommend giving Cloudyg3 a shot, I'm getting great battery with the out of the box kernel.
The whole battery life quest is always a bit hard to measure because everyone expects something different.
I've tried every ROM there is. I'm not exaggerating. Stock will always give you the best battery life without needing battery saving apps. But if you then use battery saving apps on stock it gets even better.
I find the biggest savings are through apps that control how your phone uses data while the screen is off and control the CPU while the screen is off.
But if you don't want to tweak anything or use apps to do so, then a nice clean stock ROM is what you want. Because each dev has different goals you may just have to try each one until you find one that meets YOUR requirements.
For nice clean and thoughtfully tweaked stock ROMs I'd recommend Lightning V4 or worship ROM.
vitaalamode said:
im fed up with searching rom, i just want to be have better battery life
taking a pictures (10-15), a short video (2-3m), Data open all day, 30-35m calling, messenger and whatsapp all day, this is my routine DAY . I dont want to see %10 battery level on my phone when i come home in evenings.
Click to expand...
Click to collapse
My device isn't great on battery by any mean but with "taking a pictures (10-15), a short video (2-3m), Data open all day, 30-35m calling, messenger and whatsapp all day", by 7pm when I come home from work, it would still have 70% - 80%

Horrible battery life (Android System battery drain fault) ?

Hi
Since around a week i noticed very high usage of Android System proccess. Its taking a lot of battery juice. I switched between various ROMS global/dev it doesnt solve the problem. I see people getting easily 8-10h of SOT while im at.....well check yourself screenshots. Brightness auto, no sms, no calls, only a little data LTE. This is unacceptable.
And the "Android System" is now at 21% in apps, earlier it wasnt even present or of it was it was very low few percentages.
I think i did everything i could. Yesterday flashed global stable 7.2.3.0 with MiFlash choosing "flash all".
Going down from 100% to 90 as you see it takes just around 15 minutes. Why is that ? Going frokm 100% to 99 takes like 30 seconds. Is it possible its faulty battery in my model ?
Any ideas ?
try to remove sd-card, sim-card
do factory reset (do not sign in to google / mi account) and see how it goes
I did remove sim card. Didnt help. Dont have sdcard
Factory reset will wipe everything right ?
Antaroo said:
I did remove sim card. Didnt help. Dont have sdcard
Factory reset will wipe everything right ?
Click to expand...
Click to collapse
yes, everything means it will wipe out what drains your battery to (should)
I had the same problem. Full wipe in TWRP, and then factory reset again after first boot. Battery was back to normal.
Please just confirm it... I will test new china dev and if problem persist I will report again with new ss...
http://en.miui.com/thread-264438-1-1.html
I'm having the same issue, Android System was just using up a few percent of battery, since a few days it drains battery very fast(Android System 20%, Android 13%), also when phone is in standby (BBS tells me phone is in deepsleep over 90% of the time, so wakelocks are not an issue).
Very strange, as in my first days I easily got 10h SOT and now barely make 6h.
I'm on MIUI 7 Global 6.5.19 Beta by the way.
Try using Smiui rom......!!!!! Got a not good battery on xioami.eu roms.....!!!! But with Smiui rom, it is better....not heating at all....
I need help. My android system used my battery until 30%. It drains my battery so much. Anybody help me?
Try using cm13 official! 1 hour of sot for every 10 percent
Addymore said:
Try using Smiui rom......!!!!! Got a not good battery on xioami.eu roms.....!!!! But with Smiui rom, it is better....not heating at all....
Click to expand...
Click to collapse
Sent from my Redmi Note 3 using Tapatalk
---------- Post added at 05:59 AM ---------- Previous post was at 05:58 AM ----------
justinxfan said:
Try using cm13 official! 1 hour of sot for every 10 percent
Click to expand...
Click to collapse
Never got it any special things u did?
Sent from my Redmi Note 3 using Tapatalk
Navi44 said:
Sent from my Redmi Note 3 using Tapatalk
---------- Post added at 05:59 AM ---------- Previous post was at 05:58 AM ----------
Never got it any special things u did?
Sent from my Redmi Note 3 using Tapatalk
Click to expand...
Click to collapse
I flashed radon kernel and that seems to have improved nbattery.
I have absolutely same problem with this dude. I've got more like a 7-8 SoT with 2.5 days usae on vendor rom (something like 7.3.2.0.0 (bewre of an extra zero) but the battery was immense.
I then later unlocked bootloader officially and since I liked the miui I was using, told myself "hey, lets keep going". I've flashed global stable 7.3.2.0 hell. it was awful. 10 minutes, battery was dropping like a gaggled eye m..f..r. I also noticed that the phone not too much but was heating up when the screen was on. On vendor, I haven't noticed any heat except charging. btw, I never play games. only listen to music and read news-articles on my phone.
I have also noticed that on marathon mode, pone uses insane battery but it wasn't awake.. (how the F.. could that happen?) on vendor, it was 0-1%; on 7.3.2 official Global Stable, its minimum %6-7 on AIRPLANE mode in 7 hours!!!
SO far tried different roms but looks like nothing's working. still same issue. I'm guessing the problem could be related to kernel, but I'm not gonna go over it. even unlocking bootloader and flashing an official rom has taken my days and I had hardbircked the phone.
aint gonna buy a xiaomi again. that was my first time, and probably the last.
Guys I am facing same problem
Android system and android both are draining battery
And usage for both of them is like 30-40%
Plz can someone suggest a fix that does not involve resetting my phone

Massive screen-off battery drain with all ROMs

Hello everybody,
about two months ago, I had an issue with my installed ROM on my Redmi Note 2 Prime (I think it was this one: http://forum.xda-developers.com/redmi-note-2/orig-development/rom-cyanogenmod-12-1-t3288916 ). I decided to try out another ROM so I installled Bule's Mokee ROM ( http://forum.xda-developers.com/red...nt/rom-cm-12-1-mokee-bule-mokee-blue-t3328382 ). After a few days with this ROM I recognized a big battery drain while screen off so I installed BetterBatteryStats to get some more informations. It told me that about 50-75% of the time my CPU was running at 800mhz instead of deepsleep (at a normal day with about 1-2h of Screen-On-Time). It didn't look to me like something is creating a wakelock though (but maybe I am just unable to see this). I tried the next ROM: Daniel Pinto's CM12.1 (http://forum.xda-developers.com/redmi-note-2/development/rom-unofficial-t3310551) and again the same issue! I tried a full wipe of my internal storage, did not install xposed and did not install any titanium backup. The battery drain didn't go away. So i flashed another ROM: SlimMIUI V7.1.3.0 ( http://forum.xda-developers.com/redmi-note-2/development/rom-slimmiui-dev-stable-t3296594 ) and suddenly there was no more screen off battery drain! This went well for about three weeks and now I am facing the old problem again! Please tell me what I am doing wrong since I don't believe it's a ROM-related issue.
I installed these apps (according to MIUI):
9gag
AdAway
Android System WebView
Antutu 3DBench
Antutu Benchmark
AquaMail
BetterBatteryStats
BikeComputer
Burning Series
Chrome
DB Navigator
Dropbox
ES Datei Explorer
Google Play Store
Google Play-Dienste
Google-Tastatur
Greenify (wasn't installed before SlimMIUI)
GuitarTuna
Hacker's Keyboard
Hearthstone
irplus
Maps
Messenger
MX Player
mydealz
No-Frills CPU Control
Nova Launcher
Open Camera
PaderSprinter
QuickPic
scondoo
SleepTimer
Spotify
SuperSU
Telegram
TeslaUnread
Titanium Backup
Twitch
Unified Remote Control
Wakelock Detector Free
WhatsApp
Youtube
What I have tried so far:
- changing ROM (clean flash)
- not installing xposed
- not using old backups
- changing the battery
- using airplane mode
Also, I wonder why there are these gaps in the battery history since I didn't reboot yesterday...but these gaps don't appear every day.
Please help me to fix this really annoying problem and make my RN2 great again!
Thanks,
Kooneybert
The biggest drain comes from all the Xiaomi bloat. Read this thread for details on how to reduce the bloat. In my experience, the second main culprit is WhatsApp. I've had to stop it from giving sound notifications (or even vibrating) when messages come in. Now, I have between 90%-95% deep sleep on idle. Basically, anything that turns on audio could be a problem, because sometimes audio doesn't go off afterwards.
You might want to try GSAM Battery Monitor for more information about what is eating up your battery.
DarthJabba9 said:
The biggest drain comes from all the Xiaomi bloat. Read this thread for details on how to reduce the bloat. In my experience, the second main culprit is WhatsApp. I've had to stop it from giving sound notifications (or even vibrating) when messages come in. Now, I have between 90%-95% deep sleep on idle. Basically, anything that turns on audio could be a problem, because sometimes audio doesn't go off afterwards.
You might want to try GSAM Battery Monitor for more information about what is eating up your battery.
Click to expand...
Click to collapse
Thx for your reply! The problem is not MIUI-exclusive. CM 12.1 from Daniel Pinto is pretty slim but gave the same result (from the first day on).
Whatsapp can't be the only problem since all my friends use it and nobody have this problem (some of them also even have a RN2). Also, my phone is in silent mode almost all the time so no app is allowed to make noise or vibrate.
I just installed GSAM Battery Monitor but I don't know how to use the app/read the provided data. I could use some help there, too.
Kooneybert said:
Thx for your reply! The problem is not MIUI-exclusive. CM 12.1 from Daniel Pinto is pretty slim but gave the same result (from the first day on).
Whatsapp can't be the only problem since all my friends use it and nobody have this problem (some of them also even have a RN2). Also, my phone is in silent mode almost all the time so no app is allowed to make noise or vibrate.
I just installed GSAM Battery Monitor but I don't know how to use the app/read the provided data. I could use some help there, too.
Click to expand...
Click to collapse
You can only be sure if you have a really skinny ROM whereby all the unnecessary Xiaomi stuff has been removed. There are all sorts of things going on in the background - including things embedded in the boot image.
There are also possibly optimisation issues with the kernel. All the ROMs seem to depend on the same binary kernels, since there is no GPL release of the kernel source code. You might want to try one of the skinny boot images by @jajk
As for GSAM, the best to learn is by trial and error (tip: tap on everything visible to see where it leads to, and what information it gives you).
DarthJabba9 said:
You can only be sure if you have a really skinny ROM whereby all the unnecessary Xiaomi stuff has been removed. There are all sorts of things going on in the background - including things embedded in the boot image.
Click to expand...
Click to collapse
...on all three ROMs? Only for me? With this effect? On some days, it reduces my battery by 50-80%! Hard to believe it is not a bug. Also, SlimMIUI has reduced Xiaomi-Stuff, Daniel Pinto's CM 12.1 looked even more clean to me.
DarthJabba9 said:
There are also possibly optimisation issues with the kernel. All the ROMs seem to depend on the same binary kernels, since there is no GPL release of the kernel source code. You might want to try one of the skinny boot images by @jajk
Click to expand...
Click to collapse
Aren't there different kernels out there for the RN2? Bule's Mokee-ROM uses a modified kernel e.g. Does every ROM come with a certain kernel or may it be applied from the ROM before? So maybe I am still using the kernel from Bule's Rom with my MIUI?
DarthJabba9 said:
As for GSAM, the best to learn is by trial and error (tip: tap on everything visible to see where it leads to, and what information it gives you).
Click to expand...
Click to collapse
This will help me to read the information but it won't help to understand them, too. What do you think about this:
Kernels: You can't compile a custom kernel without the Xiaomi kernel source code. All you are left with is tinkering with ramdisk in the boot image
Screenshots: the one on the right shows what is sucking your battery; the biggest culprits are the Xiaomi kernel and Google ...
DarthJabba9 said:
Screenshots: the one on the right shows what is sucking your battery; the biggest culprits are the Xiaomi kernel and Google ...
Click to expand...
Click to collapse
...is this normal? The Kernel is the biggest battery sucker on my tablet aswell (which still has great battery). What do you think about the 8,5h of wakelock time produced by the kernel? If this is the problem, what can I do to solve it?
Kooneybert said:
...is this normal? The Kernel is the biggest battery sucker on my tablet aswell (which still has great battery). What do you think about the 8,5h of wakelock time produced by the kernel? If this is the problem, what can I do to solve it?
Click to expand...
Click to collapse
A "screen awake" of approximately 50% seems to me to be highly excessive (at least, if the phone was mostly idle). In nearly 12 hours, I have a screen awake of 55 minutes - so 8 hours in 15 hours seems strange. How exactly were you using your phone during this 15 hour period?
Perhaps the custom boot images by @jajk might help (see the first link in http://forum.xda-developers.com/redmi-note-2/general/roll-skinny-miui-t3309873). I am currently on v714-15 of the custom boot image.
Sounds like you may be having issues similar to what I was dealing with not too long ago, but my 'solution' was to install Bule's Mokee (still don't know why this ROM worked where so many others failed). Daniel's CM 12.1 and Xiaomi.eu were both giving me significant drain with and without the screen on to the point where I was sometimes finishing the day with an hour and a half of screen on time and ~20% battery. Now I'm getting up to double that.
One thing I can recommend is using MiFlash/Fastboot to do a total reset from scratch. Didn't really work for me, but you may be different.
Other than that, although it's tedious, you may have to install 1-3 apps per day after a fresh install to see if your battery holds at first and then dies sometime after installing certain culprits. It takes forever, but at least this helped me when I moved to Mokee to make sure that it wasn't any of my 'vital' apps that were causing me issues.
Best of luck!
Funny thing that the Mokee-Rom did SOLVE your problem. In my eyes this Rom was the beginning of my problems.
beokabatukaba said:
One thing I can recommend is using MiFlash/Fastboot to do a total reset from scratch. Didn't really work for me, but you may be different.
Click to expand...
Click to collapse
What is the difference to using TWRP?
I will try the Mokee-Rom tomorrow. Since I never used MiFlash/Fastboot before I won't use it until you tell me that there is a difference compared to doing a full wipe with TWRP.
I tried flashing the Mokee-Rom again but the problems go on. I installed very few apps and the battery is still very bad. Today I had 18 minutes of SOT and though I lost 14% in a few hours. This time it was caused by Whatsapp:
It always seems that some apps just don't like to stop doing something but it's random which app is the problem.
I am totally running out of ideas so please help me guys!
I'm on Mokee and satisfied with battery, this rom have less problems than other (for me). First of all i have installed MobileRadioActiveFix with xposed, then SmartNetwork to turn off wifi while my screen is off. I've got few other things but right now i've got over 4h SOT so it is not bad score.
i have the same problem! it happens with flashing severals ROMs (mokee by bule?) and starts battery drain with all ROM, it never goes... is not the battery, the cable or the rom..... i dont know im disperate... the sot changed from 4-4.5 h to 2-2.5 h... with all ROM, please help us and sorry for my bad english
Well i had situation that my SOT suddenly got down but i was still on march rom. After update to latest version without wipe it is ok right now.
Have you tried with wiping all with internal memory? Maybe something is there still and that is making a problem.
Another thing that came to my mind: have you changed build.prop and have copy of it? If so, delete it. I had some problems becuase of that.
Mauelith said:
Well i had situation that my SOT suddenly got down but i was still on march rom. After update to latest version without wipe it is ok right now.
Have you tried with wiping all with internal memory? Maybe something is there still and that is making a problem.
Another thing that came to my mind: have you changed build.prop and have copy of it? If so, delete it. I had some problems becuase of that.
Click to expand...
Click to collapse
every rom i have flashed was a clean install (full wipe of internal) after latest miui update, when the phone shut down at 0%, i put off the battery for 10 min, after i put back and the phone was at 19%!! now is on charge... maybe the problem is solved.. i will post if it is solved (sorry for my bad english)
I had that problem with earlier phone and it drived me crazy. I was not able to find what was the cause unfortunatelly. Phone was given to service point to install branded rom (it was not available for public). Right now i do not have problems like that, if i have some i'm able to find solution somehow. Although what i wrote helped me when i saw SOT problem.
problem persists... is there a method/app to calibrate battery that works?
AngelHxH said:
problem persists... is there a method/app to calibrate battery that works?
Click to expand...
Click to collapse
Not that I know of. I`m facing the same issues like you here.
You can try:
-discharging until the phone shuts off
-charge it in OFF mode until its full
-disconnect charger, put battery out and in again
-connect charger, charge it to 100% again...
repeat until it shows 100% when connecting the charger.
For some ppl this seems to work.
Please let me know if you find out something!
There are lots of ppl out there with exact the same issue!
BR
EDIT: Installed PSYROM V3 for testing purpose right now. Lets see how it does with skynet and a freshly calibrated Battery with the internal calibration tool of the rom. I`ll give feedback on monday.
Update to my issue:
-I did a full wipe (including internal memory)
-Installed PSY ROM V3.0 and Skynet
-Wiped cache/dalvic
-Startet the phone, installed my apps etc
-Charged it to 100%, waited 20 more minutes
-Did the Battery calibration with the internal calibration tool (everything is described in psy mans thread)
-Did a reboot
So far there is no Battery Drain, after the (long) reboot, wich took around 5-10min because miui is optimizing apps etc the phone came up with 97% and stayed there for almost an hour now.
I´ll give you guys feedback next week. Hopefully we get this sorted out.
You can try Angels & demons ROM v8.0 it is providing me with great battery life, so much better than stock or stable version of MIUI. I use Gsam battery monitor, and I have not faced that issue so far.

Battery drain Ressurection remix. should update kernel?

Hi, i think my cell have a battery drain. I running RR rom 5.8.3. Redmi note 4x. Very high battery usage in the system. Should I change kernel? What is the best? Tks
help?
did you clean flashed rom? try wiping and flashing rom again
If you wanna try a kernel, velvet kernel is battery friendly, if you tweak the governor properly
igorinolw said:
did you clean flashed rom? try wiping and flashing rom again
If you wanna try a kernel, velvet kernel is battery friendly, if you tweak the governor properly
Click to expand...
Click to collapse
How can i do this without loose my APP? I havê magisk and some audio.tweaks.
JOAOFRS said:
Hi, i think my cell have a battery drain. I running RR rom 5.8.3. Redmi note 4x. Very high battery usage in the system. Should I change kernel? What is the best? Tks
Click to expand...
Click to collapse
23% doesn't seem "very high" to me. Why are you worried?
DarthJabba9 said:
23% doesn't seem "very high" to me. Why are you worried?
Click to expand...
Click to collapse
I have only 4 hours of screen, is very little time..
JOAOFRS said:
I have only 4 hours of screen, is very little time..
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Click to collapse
Unless my understanding of Portuguese is wrong, you seem to have 66% left, after 4 hours of use. That is 8.5% per hour. If you were using your phone actively during those 4 hours, it seems that you will get about 11 hours SOT, which sounds pretty good to me. If your phone was not being used at all during these 4 hours, then that would be pretty bad.
DarthJabba9 said:
Unless my understanding of Portuguese is wrong, you seem to have 66% left, after 4 hours of use. That is 8.5% per hour. If you were using your phone actively during those 4 hours, it seems that you will get about 11 hours SOT, which sounds pretty good to me. If your phone was not being used at all during these 4 hours, then that would be pretty bad.
Click to expand...
Click to collapse
hi, i think isnt a good battery life. i tested and i have around 4/4,5 hours of screen time on, with 100% to 1% battery. the system is using too much resources, what im doing wrong??
JOAOFRS said:
hi, i think isnt a good battery life. i tested and i have around 4/4,5 hours of screen time on, with 100% to 1% battery. the system is using too much resources, what im doing wrong??
Click to expand...
Click to collapse
You should get more than 4 hours SOT - and the screenshot that you gave in the OP shows that you would get at least double that. I am not sure how your battery can go from 66% (as show in the OP) to 1% in less than an hour. Right now, you leave us guessing about too many things. It is not clear how exactly you are using your phone, how many apps you have installed, what are they, what exactly are they doing, how you have tested your battery to determine your SOT, etc.
To find out what is the problem, think you first have to start with a clean ROM. As someone has said, do a clean flash first (wipe data, dalvik/ART, and cache, and flash the ROM). You should first backup your apps before doing that. Install "PCMark" from the play store, and run the PCMark battery test with the clean ROM. Then restore your apps. Then run the PCMark battery test again. Then we can see whether there is a problem.
By the way, here is a good way to test your battery drain.
DarthJabba9 said:
You should get more than 4 hours SOT - and the screenshot that you gave in the OP shows that you would get at least double that. I am not sure how your battery can go from 66% (as show in the OP) to 1% in less than an hour. Right now, you leave us guessing about too many things. It is not clear how exactly you are using your phone, how many apps you have installed, what are they, what exactly are they doing, how you have tested your battery to determine your SOT, etc.
To find out what is the problem, think you first have to start with a clean ROM. As someone has said, do a clean flash first (wipe data, dalvik/ART, and cache, and flash the ROM). You should first backup your apps before doing that. Install "PCMark" from the play store, and run the PCMark battery test with the clean ROM. Then restore your apps. Then run the PCMark battery test again. Then we can see whether there is a problem.
By the way, here is a good way to test your battery drain.
Click to expand...
Click to collapse
I think 4hrs was not SOT and not the heavy usage either, because it shows top battery drainer was the system itself. I think solution to his problem is to try another kernel OR fresh clean install of ROM. If you do not want to handle apps and backup then may be just try kernel. I faced the same issue on RR because i did dirty flash (wipe: cache, dalvik, system only). I am using below mentioned kernel and it solved my problem. Plus i use kernel adiutor app to change cpu usage, but i have found that it has troubles sometimes. (i can't change values of max/min cpu speed & Governor settings, "sometimes")
kernel: faust v2.zip
app: kernel adiutor
rom: dirty flashed RR 5.8.3 (18/06) for mido
niki101 said:
I think 4hrs was not SOT and not the heavy usage either, because it shows top battery drainer was the system itself. I think solution to his problem is to try another kernel OR fresh clean install of ROM. If you do not want to handle apps and backup then may be just try kernel. I faced the same issue on RR because i did dirty flash (wipe: cache, dalvik, system only). I am using below mentioned kernel and it solved my problem. Plus i use kernel adiutor app to change cpu usage, but i have found that it has troubles sometimes. (i can't change values of max/min cpu speed & Governor settings, "sometimes")
kernel: faust v2.zip
app: kernel adiutor
rom: dirty flashed RR 5.8.3 (18/06) for mido
Click to expand...
Click to collapse
Now there is updated version of faust kernal
It has spectrum support too
---------- Post added at 02:32 PM ---------- Previous post was at 02:29 PM ----------
JOAOFRS said:
Hi, i think my cell have a battery drain. I running RR rom 5.8.3. Redmi note 4x. Very high battery usage in the system. Should I change kernel? What is the best? Tks
Click to expand...
Click to collapse
I too had some battery drain in RR.now on 18/6 build.
I did got about 5 hours on lte while i was traveling.
try updating to the 18/6.
And try faust v3.1 kernal.
tks dudes, i will try the tips!

Wakelocks on AOSP ROMs

I have tried pretty much all AOSP ROMs and I am finding that all of them have huge number of wakelocks. At night my phone is awake for about 1.5 to 2 hours out of 7-8 hours and drains 7-10% battery over this time. Even with clean install and only minimum apps installed.
In battery useage apps they show up as Kernel (Android OS) and Linage OS System in battery usage apps. Any idea how to find and resolve this?
same for me!
This only happens on AOSP roms? Not on Lineage OS?
h0ttentot said:
This only happens on AOSP roms? Not on Lineage OS?
Click to expand...
Click to collapse
I included Lineage OS and everything else in AOSP - non MIUI ROMs.
syl0n said:
I included Lineage OS and everything else in AOSP - non MIUI ROMs.
Click to expand...
Click to collapse
So this doesn't happen in stock rom? I'm getting my Redmi 5 Plus today and i plan to flash a custom rom because i don't like bloatware and gapps, but if this is a big issue i don't know if i should for now.
h0ttentot said:
So this doesn't happen in stock rom? I'm getting my Redmi 5 Plus today and i plan to flash a custom rom because i don't like bloatware and gapps, but if this is a big issue i don't know if i should for now.
Click to expand...
Click to collapse
I don't think so. Stand by on Stock ROM was much better for me. Lost 0% overnight.
same happens to me.
Same for me.
same here. 1% lost every hour overnight, just mobile signal, no wifi, no bluetooth no gps
Try using AppOps to deny the following permissions for the apps you have installed - keep awake, auto start, run in background. Exclude messaging, clock and dialer apps from this procedure.
https://forum.xda-developers.com/android/general/guide-extreme-battery-life-t3095884
https://forum.xda-developers.com/android/general/guide-0-0-hour-idle-battery-drain-stock-t2973588
These guides can help, but are most likely not longer necessary past Android 7.
I am doing a test by clean flashing, not installing any apps and not even installing Gapps to see if the same drain happens. Will report back.
Cleaned flashed, NO GAPPS, NO other apps, left phone for 8 hours, lost 8%. "Significant motion detector" was awake for 2.5 hours. Same wakelock on all ROMs, seems like an issue with this phone. I don't know if it happens on MIUI but I guess no?
It might be because all the ROMs are based on the initial work of mdeejay and tingyichen, as I understand it. All the AOSP ROMs are basically the same, only varying in tiny amounts of superficial stuff that is added to them.
Did you try the unofficial OmniROM build? It's the only non-Lineage ROM that's developed from scratch (by ex-CM devs), and to me it does feel different than all the rest, in a positive way.
use better battery stats for understanding the culprit. i am on 8.1 AEX and overnight drain is 0.5%. 0n miui it was 1%.
Sent from my vince using XDA Labs
What phone do you have ? 3/32 or 4/64? And what baseband firmware? I ask because I had same 1% per hour drain on aex too. I wonder if having encryption on makes a difference?
I am tired of trying new roms and kernels but all behave the ssme. 35% time awake
Can you try to post a Better Battery Stats log? Is your WiFi turned on during idle?
sigma392 said:
Can you try to post a Better Battery Stats log? Is your WiFi turned on during idle?
Click to expand...
Click to collapse
No, everything turned off, only mobile signal. Also tried in airplane mode.
Fran Montero said:
No, everything turned off, only mobile signal. Also tried in airplane mode.
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Click to collapse
Please post a Log from Better Battery Stats. The only thing I can think of is that weak signal is draining your device's battery.
sigma392 said:
Please post a Log from Better Battery Stats. The only thing I can think of is that weak signal is draining your device's battery.
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Click to collapse
Not possible if its happening even in Airplane mode.

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