'Android System' draining battery fast! - Galaxy S III Q&A, (US Carriers)

Today I got almost 2 hours of on screen time before I hit 3% after 9 hours. So I look in battery in settings and Android System is #1 at 57%! Then screen at 20%' followed by cell standby at 9%.
What is causing android system to take up 57% and cause barely 2 hour on screen time?

I had this issue too! after a reboot i havent had this issue agin

check what google services you have auto syncing. aka g+ calender and contacts those can make it really bad.

sounds like a rogue app of some sort.

droidstyle said:
sounds like a rogue app of some sort.
Click to expand...
Click to collapse
What's a rouge ap
Sent from my LG-P999 using xda premium

thakrew317 said:
What's a rouge ap
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Click to expand...
Click to collapse
An app that misbehaves: Sync's data or runs in the background when you are not using it, wakes device during sleep (wakelock) and performs background operations. This could be any app or game you download, usually it is more common in free apps with unknown developers....make sure to check reviews before downloading.

It seems like the restart fixed it. After restart android system is 4th place at only 6%.

Its doing it again today. 67% of battery is android system.
Any help?
I have better battery stats but it's some what hard to understand.

I think it's bam_dmux_wakelock ...what is this?

vince24L said:
I think it's bam_dmux_wakelock ...what is this?
Click to expand...
Click to collapse
I've got the same wakelock...no idea what it is. Not much information online.

vince24L said:
I think it's bam_dmux_wakelock ...what is this?
Click to expand...
Click to collapse
Same here, killing battery. Haven't found much info for it
Zepp's V6 SuperCharger...I put that **** on everything

jasvncnt1 said:
Same here, killing battery. Haven't found much info for it
Zepp's V6 SuperCharger...I put that **** on everything
Click to expand...
Click to collapse
Yeap...I get bam_dmux_wakelock & smdcntl0 wakelock alot...
We should post in the BBS thread to get other peoples inputs... http://forum.xda-developers.com/showthread.php?t=1179809&page=612

Havent touched my phone in 4 hours and it dropped 60% because of it..anybody have any idea?

vince24L said:
Havent touched my phone in 4 hours and it dropped 60% because of it..anybody have any idea?
Click to expand...
Click to collapse
Try going into settings<applications<manage apps<running.....and see what app keeps running when ur not using it..OK on my phone dsp manager was always running even when I never even opened it
Sent from my LG-P999 using xda premium

Gsiff_daemon is raping my battery, anyone know what it is?
Sent from my SGH-T999 using xda app-developers app

murdermonkey9000 said:
Gsiff_daemon is raping my battery, anyone know what it is?
Sent from my SGH-T999 using xda app-developers app
Click to expand...
Click to collapse
Mobile data has been killing the battery on my AT&T Galaxy S3. I can always tell because it gets warm even with the screen off. The only way I can stop the drain is to turn off mobile data which is not a long-term fix. I can't understand why some days I get amazing battery life, and some days I get a few hours only.

Use juice defender, I've used it for years, it turns off mobile data when the screen is off and re enables it on a schedule you set. It's the only long term fix I have found. Since calls and texts come through 2g this should fix your problem.
Sent from my SGH-T999 using xda app-developers app

just out of curiosity, are any of you with battery problem using a live wallpaper, or most importantly a weather live wallpaper?

murdermonkey9000 said:
Use juice defender, I've used it for years, it turns off mobile data when the screen is off and re enables it on a schedule you set. It's the only long term fix I have found. Since calls and texts come through 2g this should fix your problem.
Sent from my SGH-T999 using xda app-developers app
Click to expand...
Click to collapse
Can't you do that in tasker as well?

Tabulous said:
just out of curiosity, are any of you with battery problem using a live wallpaper, or most importantly a weather live wallpaper?
Click to expand...
Click to collapse
no.

Related

[help] battery was good now bad

Hay guys,
So for the first couple of weeks my battery life was awesome on the s3 and was going an entire day easy with like 40% at night before bed...
However now it is seriously draining fast, I go to work at 8 get home at 5 and I have about 12 percent left with moderately light use...
First thing I thought was maybe an app but in the battery section didn't show anything odd, I got betterbatterystats to see more detailed but don't know what alot of the wake locks are... Here are the screen shots any input/advice is welcomed!!!
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neone have any ideas??
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dk125 said:
neone have any ideas??
Sent from my GT-I9300 using xda app-developers app
Click to expand...
Click to collapse
WAKELOCKS ask in the better battery stats thread .
jje
Have you changed the Rom? If so you need to download a battery calibrator from the store and reset the stats with it once fully charged.
You might have an app draining your battery, install free "Watchdog" app, and set it to monitor all processes, and it will sound an alarm if an app is misbehaving.
Also install cpuspy and reset the counter and then leave your phone for 30min or so, then check how much time your phone spends in deep sleep.
John.
LondonLion said:
Have you changed the Rom? If so you need to download a battery calibrator from the store and reset the stats with it once fully charged.
Click to expand...
Click to collapse
NOT TRUE.
jje
Thanks got cpuspy and it spend most time in deep sleep... I'm Inking now it's because at work I have bad reception if that's the cause what can I do? If anything lol...
Sent from my GT-I9300 using xda app-developers app
If you dont use 3g or 4g for downloads, switch your phone to gsm, A stronger signal means the phone does not have to work as hard and uses less power.
Also disable account syncing, stops your phone from waking up.
dk125 said:
Thanks got cpuspy and it spend most time in deep sleep... I'm Inking now it's because at work I have bad reception if that's the cause what can I do? If anything lol...
Sent from my GT-I9300 using xda app-developers app
Click to expand...
Click to collapse
LondonLion said:
Have you changed the Rom? If so you need to download a battery calibrator from the store and reset the stats with it once fully charged.
Click to expand...
Click to collapse
I thought this is a myth that a google engineer confirmed
Sent from my GT-I9300 using xda premium
A lot of people swear by this one.
http://forum.xda-developers.com/archive/index.php/t-1507905.html
John.
CRBoy47 said:
I thought this is a myth that a google engineer confirmed
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Click to expand...
Click to collapse

Android System

Anyone else noticed android system eating up all their battery?
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Andrew_han said:
Anyone else noticed android system eating up all their battery?
Sent from my SGH-I747M using xda app-developers app
Click to expand...
Click to collapse
Thats a rogue app causing the high android sys.
+1, I've seen this on 2 handsets.
Using GSam Battery Monitor, then clicking on app usage ->android system -> manage -> clear defaults
The above seems to stop the issue after a reboot. I've not seen it happen again since I did that.
Correct me if I'm wrong, but 9hrs and 47% left doesn't seem like a problem... if you take your phone and leave it on (with screen off) and wait until it dies then charge and turn on you will see that the "system" eats almost all your battery. There is nothing wrong with your phone unless you used it a ton and the system still eats all your battery which If that is the case and it's been 9 hours and had 47% battery then I would think you were doing MUCH better than most, imho.
Sent from my SCH-I535 using xda premium
Andrew_han said:
Anyone else noticed android system eating up all their battery?
Sent from my SGH-I747M using xda app-developers app
Click to expand...
Click to collapse
I've got the same problem. Only yesterday, mine was over 65%! My phones horrible on battery life. Some things definitely up
Sent from my SCH-I535 using Tapatalk 2
When I click manage it won't allow me to clear defaults...
And this began at around the 50% mark and as soon as it starts my battery starts dying way quicker
Do these screen shots help?
Sent from my SGH-I747M using xda app-developers app
any ideas? seems like xda needs to be manualy killed or it ends up using alot of resources in the bacground
I have seen the same on my phone, but it has not happened consistently enough for me to narrow down the possible cause...
Happened to me once so far. Charged my phone to full and went to work. I didn't use my phone for anything other than to check the time. I started noticing that the back of the phone was getting very hot, more so than when charging. I pulled my phone out and the battery was waaay down :
Hasn't happened since (fingers crossed).
Edit: I guess mine wasn't the Android system, but cell standby.
Sent from my SCH-I535 using xda app-developers app
knifedroid said:
Happened to me once so far. Charged my phone to full and went to work. I didn't use my phone for anything other than to check the time. I started noticing that the back of the phone was getting very hot, more so than when charging. I pulled my phone out and the battery was waaay down :
Hasn't happened since (fingers crossed).
Edit: I guess mine wasn't the Android system, but cell standby.
Sent from my SCH-I535 using xda app-developers app
Click to expand...
Click to collapse
What is that icon left of your wifi indicator?
IceCreaMan said:
What is that icon left of your wifi indicator?
Click to expand...
Click to collapse
Some stupid verizon thing I can't get rid of.
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It seems ok for me. The most eating up my battery seems to be cell standby
Sent from my SGH-T999 using xda app-developers app
Mines too...i even got almost 40% on cell standby...><……
Sent from my SGH-I747M using xda premium
The fix for the cell standby drain is easy, see here: http://techsplurge.com/10665/solution-samsung-galaxy-s3-cell-standby-battery-drain-problem/ As for the android system drain it seems to have resolved itself. I still get alot of kernel wakelocks from bam_dmux_wakelock though

Battery Life

I don't understand why I'm getting such awful battery life; I've heard such good things about AOSP as far as battery life is concerned. I've got screen on auto, and I used incredicontrol to set my governor (I think that's what it is called) to conservative. Can anyone help me dissect the problem?
Sent from my ADR6425LVW using xda app-developers app
Just be patient. The kinks silk aren't worked out and we don't have any real kernels out yet except for meadows kernel but it's still new. The kernel makes a huge difference on any Rom.
Sent from my ADR6425LVW using Tapatalk 2
Kelton Rivas said:
I don't understand why I'm getting such awful battery life; I've heard such good things about AOSP as far as battery life is concerned. I've got screen on auto, and I used incredicontrol to set my governor (I think that's what it is called) to conservative. Can anyone help me dissect the problem?
Sent from my ADR6425LVW using xda app-developers app
Click to expand...
Click to collapse
How long was your screen on? If 1.5 hours or so, I would say your close to normal depending on what you were doing.
Get Better Battery Stats and see how long your phone is in Deep Sleep..and if not very long, you can see what is keeping it awake..
I didn't use it at all; I checked it after first block and it had lost about 10 percent. Then I checked it after second and that's what it was at
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Kelton Rivas said:
I didn't use it at all; I checked it after first block and it had lost about 10 percent. Then I checked it after second and that's what it was at
Sent from my ADR6425LVW using xda app-developers app
Click to expand...
Click to collapse
Your pic says the screen took 44% of the power. Consider the signal strength in your school. If you have a weak signal the phone uses more power. Maybe try airplane mode for part of the day. Also, I have found I get better battery life on the network as opposed to my school's wireless. The school's wireless is always polling the phone resulting in greater drain.
Here's the link to Better Battery Stats on XDA... FREE XDA versions are found at the bottom of post #2. I/We don't have your phone so other than general statements we are of little help. Get BBS and see what is using the juice...that's how I found out the school's wireless was waking my phone all the time.
http://forum.xda-developers.com/showthread.php?t=1179809
topgun1953 said:
Your pic says the screen took 44% of the power. Consider the signal strength in your school. If you have a weak signal the phone uses more power. Maybe try airplane mode for part of the day. Also, I have found I get better battery life on the network as opposed to my school's wireless. The school's wireless is always polling the phone resulting in greater drain.
Here's the link to Better Battery Stats on XDA... FREE XDA versions are found at the bottom of post #2. I/We don't have your phone so other than general statements we are of little help. Get BBS and see what is using the juice...that's how I found out the school's wireless was waking my phone all the time.
http://forum.xda-developers.com/showthread.php?t=1179809
Click to expand...
Click to collapse
thanks, my phone is weird yesterday I got almost 3 hours of screen time today I only got 1 hour.
Kelton Rivas said:
I don't understand why I'm getting such awful battery life; I've heard such good things about AOSP as far as battery life is concerned. I've got screen on auto, and I used incredicontrol to set my governor (I think that's what it is called) to conservative. Can anyone help me dissect the problem?
Sent from my ADR6425LVW using xda app-developers app
Click to expand...
Click to collapse
well from what i see you have google now or some transit app running. those tend to take up a ton of battery. use the bettery battery stats that someone posted and see whats running. once you find out you can use an app like autostarts to keep stuff like that not running when it doesnt need to.
Also another way to tell whats running is to go to settings > apps > running. if you see a process you dont like running just kill it and try to stop it with autostarts. I know from experience that facebook is one of these pain in the a$$ apps that always wants to be running for some god forsaken reason. Anyway just start with that. thats probably your main problem as i can also see you have juice defender, which is probably helping battery.
There wasn't a download for it; only someone's text information. Does anyone have an APK for it? I don't have the money for it Before school starts tomorrow I'll be sure to kill running apps. Also, I wasn't on the school's Wi-Fi at any point because we don't have Wi-Fi, my high school is poor. Lol
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I found his APK link, nevermind! Also, do I just leave it running over night and while I'm at school to discern the problem?
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Kelton Rivas said:
I found his APK link, nevermind! Also, do I just leave it running over night and while I'm at school to discern the problem?
Sent from my ADR6425LVW using xda app-developers app
Click to expand...
Click to collapse
autostart app won't run in foreground so you don't have to kill it. it'll stop access as it needs to based on what you disabled from automatically starting. be careful what you prevent from starting up cause it can defect your setup requiring a fresh flash install
This is my battery life just a few minutes before I posted it yesterday; I took it off the charger at the same time. For some reason yesterday the android system ran much longer than today; the difference is obvious on my battery life.
Sent from my ADR6425LVW using xda app-developers app
the 3 best things to do is keeping brightness down/off whenever possible, using better battery stats to monitor partial wakelocks and keeping apps from running too long in the foreground
Kelton Rivas said:
I found his APK link, nevermind! Also, do I just leave it running over night and while I'm at school to discern the problem?
Sent from my ADR6425LVW using xda app-developers app
Click to expand...
Click to collapse
A good thing to do would be, charge it Friday night, take it off the charger Saturday morning and let it sit on the counter of 1 hour, preferably 2 hours, then check to see what has been waking it up. You can google what you find to determine what process they're related to if not obvious to you.

Battery problm in S2

Hi guyz, i recently bought a new samsung galaxy S2.....the problem is that it is giving very poor battery backup.....i switched off wifi, gps, auto-sync etc etc
But still i'm getting very poor backup e.g. I slept at night near 12 with 96% battery but wen i woke in morning at 8, battery remains to 32%....in battery usage it says 61& battery is used by Android OS
What shud i do?
Sent from my GT-I9100 using xda premium
Install betterbatterystat(bbs) and check what is causing wakelock. And we need more info like is data on or wifi on the whole day?
Sent from my GT-I9100 using Tapatalk
Your phone is not going to deep sleep.install cpu spy and watch the frequences because i think one app is not letting your device to go te deep sleep hope this helps
Sent from my Galaxy S2 powered by the best OS ever.
LexterAce said:
Install betterbatterystat(bbs) and check what is causing wakelock. And we need more info like is data on or wifi on the whole day?
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Click to expand...
Click to collapse
Yeah wifi on almost whole night, but dats's not causing battery drain for sure as i knoe!!
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As it shows 60-70% used by 'Android OS' then it must be some app like thing!!
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ssbnasa said:
Yeah wifi on almost whole night, but dats's not causing battery drain for sure as i knoe!!
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Click to expand...
Click to collapse
Just so you know data used quite an amount of battery. Wifi is better than data on term of battery use.
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i had something similar not too long ago, and it was also happening first few days when i bought device the most:
http://forum.xda-developers.com/showthread.php?t=1871454
after few days my ICS and my battery made some sweet love i quess cuz i now have decent battery time.
read trough the thread, some say it really could be OS "learns" after some time about your battery (calibrates it)
some say its not that, anyway, i dident do anything and its good now.
cheers
ssbnasa said:
As it shows 60-70% used by 'Android OS' then it must be some app like thing!!
Click to expand...
Click to collapse
Did you follow the advice of LexterAce in post #2 and install BBS?
If so, why not let it collect information for 5 to 10 hours and then analyze the dump? Almost always the dump can help you to find out what keeps your phone awake.
If not you could also post the dump and maybe someone else can help analyzing it. In the BBS thread are many useful tips and links about how to read and interpret the dump.
Hi, did you resolve the battery problem?
I am in the same situation, can you give me advice guys?
Thank's
ssbnasa said:
Hi guyz, i recently bought a new samsung galaxy S2.....the problem is that it is giving very poor battery backup.....i switched off wifi, gps, auto-sync etc etc
But still i'm getting very poor backup e.g. I slept at night near 12 with 96% battery but wen i woke in morning at 8, battery remains to 32%....in battery usage it says 61& battery is used by Android OS
What shud i do?
Sent from my GT-I9100 using xda premium
Click to expand...
Click to collapse
adyolcian said:
Hi, did you resolve the battery problem?
I am in the same situation, can you give me advice guys?
Thank's
Click to expand...
Click to collapse
Yeah...battery problem resolved !!!!
I installed juice defender n BBS.....both helped a lot, now i get almost a whole day of backup with normal usage n 6-7 hrs on heavy usage!!!!
Thnks guyzzz
Sent from my GT-I9100 using xda premium

Only getting about 4-5 hours of Screen-on time? This might help!

Hi.
I am used to get about 4h30min-5 hours max but after doing this little trick I am getting 3 hours 20 minutes with 55% battery left.
The trick is to go into settings- apps- all, find android system and force close it. Don't worry, it will start up again immediately but the battery draining process seem to be killed.
Android OS is no longer the one causing the most battery drain. Android system has settled down too. Check it out!
(It seems like I got another problem to solve - Facebook is draining a whole lot now cos it's using the GPS. Still getting amazing battery life though!)
Sent from my LG-D802 using xda app-developers app
Edit: (can't edit on my phone) - another thing I did was to disable NFC. Try that as well!
Sent from my LG-D802 using xda app-developers app
I left stock ROM mainly because of that. Thanks for the tip. Hope to hear what other people report soon
Sent from my LG-G2 using xda app-developers app
***** pleaaaaaaase...
Sent from my LG-D802 using xda app-developers app
And here is another one with the same percentage as you.....with no stoping the android system....maybe when i stop it i will get more...
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walidhiphop said:
View attachment 2511917
***** pleaaaaaaase...
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Click to expand...
Click to collapse
***** pleaaaaaaase...
crashN2u said:
***** pleaaaaaaase...
Click to expand...
Click to collapse
HOW
JF4W said:
HOW
Click to expand...
Click to collapse
Coming from a Droid RAZR, you learn a lot of tricks to milk battery life. Trust me, the things I had to do to get those numbers aren't worth it. The drop off in the battery graph is when I got home and was able to turn everything back on and use it normally.
Right now, I average 18 hrs battery, and 5 hrs screen-on:
I am on stock ROM 11A.
Rooted and TWRP
Screen brightness set to auto/60% max
GPS and WiFi toggled on when I need it.
Everything on EXCEPT WiFi and Verizon location services
No disabled or frozen system apps or processes.
4 push emails.
I average 600 texts a month.
I average 6-8 GB on 4G a month.
JF4W said:
HOW
Click to expand...
Click to collapse
he put it on charger
Sent from my LG-D802 using xda app-developers app
vPro97 said:
Hi.
I am used to get about 4h30min-5 hours max but after doing this little trick I am getting 3 hours 20 minutes with 55% battery left.
The trick is to go into settings- apps- all, find android system and force close it. Don't worry, it will start up again immediately but the battery draining process seem to be killed.
Android OS is no longer the one causing the most battery drain. Android system has settled down too. Check it out!
(It seems like I got another problem to solve - Facebook is draining a whole lot now cos it's using the GPS. Still getting amazing battery life though!)
Sent from my LG-D802 using xda app-developers app
Click to expand...
Click to collapse
For your Facebook GPS wakelock, let it connect and lock onto your GPS and the wakelock should stop. If you're closing up Facebook before it has a chance to lock, it will create the wakelock. If you don't want FB to connect to your GPS, make sure GPS is off before you open FB. Also, turning off GPS while in FB before it can lock will create the wakelock as well.
I can't express my gratitude enough. I reinstalled it to make it work lol
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vPro97 said:
I can't express my gratitude enough. I reinstalled it to make it work lol
Sent from my LG-D802 using xda app-developers app
Click to expand...
Click to collapse
Second day doing this "trick"
Currently at 78% with 1h 47 minutes... Too good to be true, lols!
vPro97 said:
Second day doing this "trick"
Currently at 78% with 1h 47 minutes... Too good to be true, lols!
Click to expand...
Click to collapse
You're talking about the facebook part or force stop android OS?
The android system force closure. I uninstalled Facebook and downloaded fast for Facebook since I'm tired of the gps issue.
Sent from my LG-D802 using xda app-developers app
vPro97 said:
Hi.
I am used to get about 4h30min-5 hours max but after doing this little trick I am getting 3 hours 20 minutes with 55% battery left.
The trick is to go into settings- apps- all, find android system and force close it. Don't worry, it will start up again immediately but the battery draining process seem to be killed.
Android OS is no longer the one causing the most battery drain. Android system has settled down too. Check it out!
(It seems like I got another problem to solve - Facebook is draining a whole lot now cos it's using the GPS. Still getting amazing battery life though!)
Sent from my LG-D802 using xda app-developers app
Click to expand...
Click to collapse
Nice to read this 3d.i will try it tomorrow,but I what to know when I need to force close of the android system??at the beginning or maybe after 10 minutes after have full battery??
Thx
You can try another Rom, it helped me a lot
Sent from my LG-F320K using Tapatalk
crashN2u said:
***** pleaaaaaaase...
Click to expand...
Click to collapse
***** pleeeeeeease
Sent from my VS980 4G using Tapatalk
bachera said:
he put it on charger
Sent from my LG-D802 using xda app-developers app
Click to expand...
Click to collapse
Actually, the numbers are legit. I will admit though, I've never been able to get close to that again. My average when I first got the phone was between 6-7 hours screen on time and about 12 hours battery life. Those 2 days, I just happened to be working massive overtime. Almost all of the screen on time was the second day. The dropoff on the graph was when I got home, turned everything on, and actually used it. It also helped that my work provides me a work phone which I was using during that time instead.
I have tried to hit those numbers again, but I can't, it was a one time deal which is why I took a screenshot. In my head, I'm telling my self that the battery is starting to get worn, but the truth is, I can't put it down long enough or put up with all of the disabled features.
The best I've been able to do since then is 18 hours battery life, about 3 hours screen on. And, 7 hours screen on, 10 hours battery. At this point, I no longer care. I'm happy with my 15 hours battery and 4-5 hours screen on.
It would be more if the battery wasn't starting to wear out....
Anarchia992 said:
Nice to read this 3d.i will try it tomorrow,but I what to know when I need to force close of the android system??at the beginning or maybe after 10 minutes after have full battery??
Thx
Click to expand...
Click to collapse
You have to do this whenever you reboot your phone. I usually turn my phone off, charge it and then turn it on. The first thing I do after putting my pin code in, is to force close andros system.
Sent from my LG-D802 using xda app-developers app
Fully charge here. Ended android system will report in when time is due
Sent from my LG-D802 using xda app-developers app

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