[Q] Constant Battery drain - Galaxy S II Q&A, Help & Troubleshooting

Hey there,
Atm im on resurrection ics (27.05).
Im experiencing a constant battery drain in standby (about 50 mAh). I have already tried different kernels but this did not solve the problem. I did install betterbatterystats to analyse the drain but i dont get whats causing the drain. What stands out is that the android os in the stock battery analysis consumes alot of battery (im not sure if this is as it should be).
Here are some screens, i hope someone can help me..
http://db.tt/2A98L9ns
Sent from my GT-I9100 using xda premium

It looks perfectly normal. Just seems that you restarted your phone twice.

Try to reflash the rom with a full wipe(data,cache,dalvik and system) and install your apps one by one to see if some of them are causing the drain.. if you can't find the solution in this way, try changing rom/kernel.. if you don't solve with this neither, make a backup of your sdcard(s) and reflash with a full wipe.
Sent from my hybrid SII with the power of ParanoidAndroid and Fluxi kernel

dont see what the issue is, your battery is hardly dropping anything when in standby.

skimminstones said:
dont see what the issue is, your battery is hardly dropping anything when in standby.
Click to expand...
Click to collapse
It is dropping 49 mah in standby ?!
usually this should be 2 mah.
Sent from my GT-I9100 using xda premium

Tak3r07 said:
It is dropping 49 mah in standby ?!
usually this should be 2 mah.
Sent from my GT-I9100 using xda premium
Click to expand...
Click to collapse
youre getting too hung up on minutiae. Look at the green line, your battery in standby is barely moving. Stop worrying about tiny things and enjoy your phone

Tak3r07 said:
It is dropping 49 mah in standby ?!
usually this should be 2 mah.
Click to expand...
Click to collapse
Uninstall whatever crap is telling you that and move on with your life.

hughfollett said:
Try to reflash the rom with a full wipe(data,cache,dalvik and system) and install your apps one by one to see if some of them are causing the drain.. if you can't find the solution in this way, try changing rom/kernel.. if you don't solve with this neither, make a backup of your sdcard(s) and reflash with a full wipe.
Sent from my hybrid SII with the power of ParanoidAndroid and Fluxi kernel
Click to expand...
Click to collapse
I have already switched roms and kernels..
Here are some information of app drainings
http://db.tt/yGYdquPa
http://db.tt/TWOhu5JQ
For me it does not seem like an app is causing this issue
Im confused ...
Sent from my GT-I9100 using xda premium

because you are not listening to what people are telling you
There is no problem. you are looking at something that isnt there

Mh okey thought this would be unusual.
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Related

[Q] What could be causing sudden battery problems?

What could be causing my battery to go from 20-25 hours of usage down to 7 hours?
It started about the time i flashed the LA2 firmware, I use intratech frankenstein builds, never had a problem before, been flashing since the KE builds.
Things i know aren't the problem:
- apps, I haven't installed any new apps, the battery usage shows no odd app battery consumption
- wifi,bluetooth,3g,gps; I have them turned off most of the time,when i don't need them
- firmware,ROM; i've flashed 3 different ones since the problem started, no change
- bad battery stats, my battery consumption is linear, a straight line from 100% to 1% and it powers off the phone when you would expect it to
Things that could be causing it:
- cache,data wipe; i've never done a wipe of my phone
- new lockscreen, all the firmwares i flashed (LA2,LA4,KPH) since the problem started have the new lockscreen
Thanks in advance for your replies.
Sent from my GT-I9100 using Tapatalk
Lockscreen is might causing wakelocks, use betterbatterystats to look for any wakelocks.
Sent from my sgs2 running cm9 using xda app
Makrilli said:
Lockscreen is might causing wakelocks, use betterbatterystats to look for any wakelocks.
Sent from my sgs2 running cm9 using xda app
Click to expand...
Click to collapse
Agreed here, sounds like a wakelock issue, I have had this before, Not sure of a fix. I have usually just moved on to a new rom which has fixed it
What is this wakelock you speak of?
I haven't heard of it before.
Sent from my GT-I9100 using Tapatalk
Mister Jozo said:
What is this wakelock you speak of?
I haven't heard of it before.
Sent from my GT-I9100 using Tapatalk
Click to expand...
Click to collapse
I googled "android what is wakelock" and got 443000 results. Took me less than 5 seconds.
How many do you get?
Sorry,i can't acess google in my country and my local search engine doesn't show foreign results.
Sent from my GT-I9100 using Tapatalk
Mister Jozo said:
Sorry,i can't acess google in my country and my local search engine doesn't show foreign results.
Sent from my GT-I9100 using Tapatalk
Click to expand...
Click to collapse
Sorry to hear that.
First post here for definition, rest of thread for solution.

Random shutdowns.

My x10 is about 2 1/2 years old now. I'm unlocked bootloader and running Wolf's ROM. In the past month the phone has started shutting off randomly...it gives me an 'Android System...shutting down' message...sits on the screen for 10 seconds or so and then turns off. Doesn't matter what battery % i have left. Often when recording video but yesterday it did it in the camera app and then once checking twitter. Sometimes it can go days without doing it...other days its just really annoying.
Any thoughts?
Smoked33 said:
My x10 is about 2 1/2 years old now. I'm unlocked bootloader and running Wolf's ROM. In the past month the phone has started shutting off randomly...it gives me an 'Android System...shutting down' message...sits on the screen for 10 seconds or so and then turns off. Doesn't matter what battery % i have left. Often when recording video but yesterday it did it in the camera app and then once checking twitter. Sometimes it can go days without doing it...other days its just really annoying.
Any thoughts?
Click to expand...
Click to collapse
What ROM are You on? Donut HD?
jakuburban said:
What ROM are You on? Donut HD?
Click to expand...
Click to collapse
I put in my first sentence that I'm on Wolf's ROM.
Check out the battery status/percentage when it shuts down again... the message you are getting is the common one when phone is on low battery..
Sent from my Transformer TF101 using xda app-developers app
udupa82 said:
Check out the battery status/percentage when it shuts down again... the message you are getting is the common one when phone is on low battery..
Sent from my Transformer TF101 using xda app-developers app
Click to expand...
Click to collapse
Okay, but as I indicated in my first post, it doesn't matter what % of battery I have left. It has happened at 54%, 29%, 25%, 46% etc...
Smoked33 said:
Okay, but as I indicated in my first post, it doesn't matter what % of battery I have left. It has happened at 54%, 29%, 25%, 46% etc...
Click to expand...
Click to collapse
Looks like a battery issue... try wiping battery stat from recovery ( that's doesn't do anything to improve battery life) and let's see how battery holds up, that doesn't work try different ROM with different kernel... try tech devils ROM with doomlords kernel as it gave me almost 2 day battery life.. nothing works then buy a new battery...
Sent from my Transformer TF101 using xda app-developers app
udupa82 said:
Looks like a battery issue... try wiping battery stat from recovery ( that's doesn't do anything to improve battery life) and let's see how battery holds up, that doesn't work try different ROM with different kernel... try tech devils ROM with doomlords kernel as it gave me almost 2 day battery life.. nothing works then buy a new battery...
Sent from my Transformer TF101 using xda app-developers app
Click to expand...
Click to collapse
Ok thanks. I'm on Doomkernel as well...and it never used to happen on any ROM i have had loaded. I'm going to pick up a battery anyways as I don't get the life out of it I used to.
Smoked33 said:
Ok thanks. I'm on Doomkernel as well...and it never used to happen on any ROM i have had loaded. I'm going to pick up a battery anyways as I don't get the life out of it I used to.
Click to expand...
Click to collapse
When you have a new battery try a very lite ROM... having a lite rom helps in improving battery life.
http://forum.xda-developers.com/showthread.php?p=29482196
Sent from my Transformer TF101 using xda app-developers app
Smoked33 said:
I put in my first sentence that I'm on Wolf's ROM.
Click to expand...
Click to collapse
Oh, yeah I kind of forgot that . I never used Wolf's ROM but Donut HD had this issue too. Make a full backup of Your ROM and erase the data (best also reflash the ROM). I hope this is only a data problem, not any hardware mulfunction
jakuburban said:
Oh, yeah I kind of forgot that . I never used Wolf's ROM but Donut HD had this issue too. Make a full backup of Your ROM and erase the data (best also reflash the ROM). I hope this is only a data problem, not any hardware mulfunction
Click to expand...
Click to collapse
Thanks...but i've been on Wolf's ROM fo rmonths without issue. I did try restoring an old backup of it...no good. Then i completely wiped everything and reflashed it and reinstalled all my apps...and that didn't help
I think it's likely the battery.
I've just resolved this problem with my phone the battery is dying the cells inside are separating get a new battery to solve the problem then make sure to follow the instructions given with new battery then carry out a battery calibration aswell ive done this and my phone is back to how I used to be
Sent from my X10i using xda premium
Have similar problem once.. It's battery problem.. Got new one n its ok
Sent from my X10i using xda app-developers app

(help) Crazy battery stats

Guys I need ur help.... Im getting some crazy battery stats... Ive attached a pic
Does anyone have an idea why this is happening and how can I solve it.... Ive tried going to CWM and wiping battery stats but didn't make a difference
I'm on - Resurrection Remix v3.1.2
Haven't installed any MODS or themes
Help please.
anish1804 said:
Guys I need ur help.... Im getting some crazy battery stats... Ive attached a pic
Does anyone have an idea why this is happening and how can I solve it.... Ive tried going to CWM and wiping battery stats but didn't make a difference
I'm on - Resurrection Remix v3.1.2
Haven't installed any MODS or themes
Help please.
Click to expand...
Click to collapse
Goto x tweaks or s tweak and reset fuel gauge chip under MISC section... Wait for 1.hour
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Tried doing that too.... Doesn't work
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Battery Maybe
anish1804 said:
Tried doing that too.... Doesn't work
Sent from my GT-I9100 using xda app-developers app
Click to expand...
Click to collapse
Could be your battery, maybe is damaged.
Check it, if it is a little big and isnt flat is maybe damage and you need one new.
Try doing a fully charge, but i think is the battery. It happened to me.
Nope the battery is fine.... Its flat and nothing is damaged
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anish1804 said:
Nope the battery is fine.... Its flat and nothing is damaged
Sent from my GT-I9100 using xda app-developers app
Click to expand...
Click to collapse
try flashing a diff kernel (may be Dorimanx v7.22) and then see for the issue
Hi, sorry for breaking in into other people's thread, but I've been getting terrible battery life and random crashes. I tried severeal different rom/kernel/baseband/android versions combinations and always had the phone dying on me. The weird part was that it only happened when the phone was not plugged in. When it was charging, this problem would not happen at all.
Well, after your post about the battery damage I checked mine and it indeed seems a little bigger than normal. Do you think its possible that a damaged battery could cause it?
Daimao1984 said:
Hi, sorry for breaking in into other people's thread, but I've been getting terrible battery life and random crashes. I tried severeal different rom/kernel/baseband/android versions combinations and always had the phone dying on me. The weird part was that it only happened when the phone was not plugged in. When it was charging, this problem would not happen at all.
Well, after your post about the battery damage I checked mine and it indeed seems a little bigger than normal. Do you think its possible that a damaged battery could cause it?
Click to expand...
Click to collapse
YES, it will ma8
try with another Battery(a healthy one) may be one from ur friends phone(S2) and see for the issue, if its not there then its a confirmed hardware issue and time for a batt replacement
since a fat battery is an indication of it reaching its near end for u
Sun90 said:
YES, it will ma8
try with another Battery(a healthy one) may be one from ur friends phone(S2) and see for the issue, if its not there then its a confirmed hardware issue and time for a batt replacement
since a fat battery is an indication of it reaching its near end for u
Click to expand...
Click to collapse
Well if ur battery is getting fat then definitely its a battery problem and it's time for u to invest in a new battery
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Sun90 said:
try flashing a diff kernel (may be Dorimanx v7.22) and then see for the issue
Click to expand...
Click to collapse
Hey I took ur advice and now I'm on Dorimanx v7.22.... But the problem still remains.... The lower the battery% the higher time it shows...
Attached two more pics
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And u can also see the weird battery drop and rise :banghead:
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Try with another sgs2 battery, maybe is the battery but dont see damaged.
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Maybe.... I'll try and let you'll know
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Amazed the more experienced members who have replied to this thread thus far have missed the obvious & not suggested the OP install BetterBatteryStats. Something weird is causing that drain, I'm not understanding why you'd suggest someone go out & buy a new battery in the first instance when there's nothing outwardly physically wrong with the battery.
OP - Install BetterBatteryStats, have a look at the thread on here to get an idea of what kind of info/screenshots you need to post to that thread for someone there to help you out. Then do exactly that.
MistahBungle said:
Amazed the more experienced members who have replied to this thread thus far have missed the obvious & not suggested the OP install BetterBatteryStats. Something weird is causing that drain, I'm not understanding why you'd suggest someone go out & buy a new battery in the first instance when there's nothing outwardly physically wrong with the battery.
OP - Install BetterBatteryStats, have a look at the thread on here to get an idea of what kind of info/screenshots you need to post to that thread for someone there to help you out. Then do exactly that.
Click to expand...
Click to collapse
Thanks a lot Sir... Appreciate it... I was actually going to the store rite now to buy a new battery...
Now may be after a few days if I don't find a solution or if my battery is really damaged (can't understand why cause my battery is only 8 months old)
Thank you.
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YW I'm not saying you'll definitely be able to track down what's causing the drain with BBS, but it's certainly worth a try before you fork out $ for a new battery (especially given your phone is still usable in the meantime). If you end up not being able to find anything with BBS, then you go buy a new battery.
I repalced my battery after one yeat
But I can say tham I am heavy user
The reson I replaced it it was give me a mad reading some times up some times down with no app causing battery drian
Tell my phone begin to shut down when using any app want cpu higher frequencies
So I get new one cause when keep it on charge and use it nothing occur
I suggest you to get a new battery
And charge it well before use
Then let him drop about 15
Then make full charge
And dont let him get down 40
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Well it turns out there might be a problem with resurrection Remix... Cause I tried putting in my friends s2 battery and the problem was still there.... But just to be on a safer side I even got a new battery (official Samsung battery) but the problem remains
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anish1804 said:
Well it turns out there might be a problem with resurrection Remix... Cause I tried putting in my friends s2 battery and the problem was still there.... But just to be on a safer side I even got a new battery (official Samsung battery) but the problem remains
Sent from my GT-I9100 using xda app-developers app
Click to expand...
Click to collapse
It's an app that doesn't let ur phone going into deep sleeep. Have u tried better battery stats as suggested by another member? If not please post a log qnd screenshots
anish1804 said:
Guys I need ur help.... Im getting some crazy battery stats... Ive attached a pic
Does anyone have an idea why this is happening and how can I solve it.... Ive tried going to CWM and wiping battery stats but didn't make a difference
I'm on - Resurrection Remix v3.1.2
Haven't installed any MODS or themes
Help please.
Click to expand...
Click to collapse
Hello,
I know this is an old thread, but I was wondering if you managed to know what was the problem? If so, how did you solve it?
I'm experiencing something similar, but after reading a lot of threads it seems that no one knows what is the problem.
For me it started after deleting the battery stats (I know it doesn't make sense) and reflashing a ROM ( I was using the ROM before without a problem). Oh well, let me know how it went for you.
Cheers.

Worst battery life and charging need help

Hey guys im using... GT I9100 on jellybean... Leak
My phone takes about 3-4 hours to charge but the ****ing thing is that it takes only 1hr to discharge... And after using jellybean now i cant go for ICS is there any fix or trick...
Thanks, happy new year...
Sent from my GT-I9100 using Tapatalk 2
rjsmer said:
Hey guys im using... GT I9100 on jellybean... Leak
My phone takes about 3-4 hours to charge but the ****ing thing is that it takes only 1hr to discharge... And after using jellybean now i cant go for ICS is there any fix or trick...
Thanks, happy new year...
Sent from my GT-I9100 using Tapatalk 2
Click to expand...
Click to collapse
Hve u tried changing the kernel and seen for now
You probably have done something else your phone will not behave this way. I have an S2 since day one and despite numerous hacking & ROM/kernel change, I have yet to experience anything like what you had posted. Another possible explanation is a weakening battery.
Sent from my GT-I9100 using Tapatalk 2
xdanoober said:
You probably have done something else your phone will not behave this way. I have an S2 since day one and despite numerous hacking & ROM/kernel change, I have yet to experience anything like what you had posted. Another possible explanation is a weakening battery.
Sent from my GT-I9100 using Tapatalk 2
Click to expand...
Click to collapse
Just bought a new battery couple of days ago... The problem is some thing else mate
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Sun90 said:
Hve u tried changing the kernel and seen for now
Click to expand...
Click to collapse
Tried Philz kernal, stock and one is i think joboo something like that's dun remember its name
Sent from my GT-I9100 using Tapatalk 2
well here are some possible solutions
1. Your battery was faulty meaning the one you bought was faulty bt worked for abt some charges
2. You have to many applications installed running in the background (keep the ones u only need)
3. try reseting battery gauage
4. you are charging ur phone while using applications and games which doesnt give efficient charging
5. Try airpush app to see weather there apps which are ad supported and remove them
6. try another jb rom with the latest siyah kernel which is currently in beta
try battery calibrate app
try installing betterbatterystats app (search on google play) and give a couple of cycles and then compare the log while changing/trying different kernels, and see which one works better for you.
make sure that you are not a victim of the media scanner issue:
http://forum.xda-developers.com/showthread.php?t=2016419
Is the battery you just bought a Samsung official battery?
Sent from my BAKED GS3
1 hour battery life.....geez
Hey thanks for all your reply guys i think after flashing siyah now my problem gonna the problem was with fuel gauge after resting it now im getting battery life about 4-5 hrs medium use... No wifi only 3G
Still im not sure it was kernels issue or fuel gauge watevr it was now my problem is solved
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5 hours? lol post your battery detail screenshot.
Hope you meant "5 hours non-stop browsing with 3g" or else you got a serious battery problem.

Galaxy s2 GT i9100 jelly bean screen battery drain

I got my phone Samsung Galaxy s2 GT i9100 updated to jelly bean 4.1.2 through Kies when it popped me for it. But now my battery is draining like hell. I glanced on my battery stats and its just my screen that is eating up the larger chunk. When my phone is kept idle its battery drain is just 1% in an hour (I kept it idle overnight to monitor it). But the moment am on my phone like am doing right now (posting or browsing or on facebook) I can literally see my battery draining 1% every one or two minutes.
I am using just the same settings for display which I had been using for a couple of years on my gingerbread 2.3.5 but never faced such a juice drain there.
I am not rooted and thus not done the battery callibration stuff as I really dont see how deleting batterystats.bin would prevent my screen from eating up my battery. Yet am doing the other type of calibration (physical) just to satisfy myself.
The tragedy above all is that I had bought my phone from UAE but now shifted & residing in India. So samsung has totally disowned me here in India. I really need help guys. Please help me out.
Note: started posting this with 65% battery but now left with just 55% of it. Just imagine my condition with this drain.
Clear Dalvik cache, clear everything (format memory) and start from startup wizard.. it will help.. For doing that do complete backup.. to restart everything go to recovery menu..
Sent from my GT-I9100 using xda app-developers app
It can be seen that your modem is really not working good with your network i would like to recommend that you flash LP8 modem which will be way to much better for good reception and better battery life
Here is the link -http://www.veyka.co.uk/sgs2/radios/I9100_radio_DDLP8_CWM.zip
redzion said:
Clear Dalvik cache, clear everything (format memory) and start from startup wizard.. it will help.. For doing that do complete backup.. to restart everything go to recovery menu..
Sent from my GT-I9100 using xda app-developers app
Click to expand...
Click to collapse
Thank you for the reply. But can you guide me with that "clear Dalvik cache" you mentioned.
How much screentime do you get on a full cycle? Don't know what your brightness settings are, but if the screen is very bright, then it's normal it eats battery.
Also JB seems -at least for me, other people think the opposite way- to be less battery friendly than GB or ICS.
Edit: this should be in the Q&A-section, not in the General one. Please report your thread (orange triangle on the right top of your post) to ask if a moderator could move it to the right section.
I have kept it in auto brightness
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Before this kies update...I did an odin flashing of two kernels XXLSJ & XWLSD from sammobile. All are having the same issue.
What am not able to understand is why the hell is my screen eating so much of battery when it did not do so on gingerbread.
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I downloaded the LP8 modem provided by you. Can you help me with the procedure of flashing it? Its just a 4MB file, isnt it?
Sent from my GT-I9100
Anybody with any other solution for this is more than welcome to share. Please!
Sent from my GT-I9100
arun_response said:
Anybody with any other solution for this is more than welcome to share. Please!
Sent from my GT-I9100
Click to expand...
Click to collapse
How about installing BetterBatteryStats (BBS) app?!
Then record an idle dump of about 4 hours and post it as attachment to BBS thread.
There are some "experts" willing to analyze your stats and giving you advises what to optimize.
Good luck !
Ok I have the app. 4 hr idle dump means? And should I set it on current, unplugged or other? Please guide me so that I can get you the correct screen shot!
Sent from my GT-I9100
Just do a factory reset from the recovery. Also, some jellybean roms are known to have poorer battery life compared to their ics counterparts. So perhaps you could consider flashing a jb rom that has better battery life.
Dude...the rom I am presently on is not at all known for poor battery life (check the screen shots of my firmware) yet my case is making an exception.
Could you please let me know a proper firmware for my phone ( purchased from dubai but now residing in India)
Sent from my GT-I9100
Many people are reporting good battery and screen time with latest neat rom lite. I was scared to root and flash but now glad I did! Previous jb attempt (official leak) was pathetic lol
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LSD
Sent from the little guy
What was all that?
Sent from my GT-I9100 using xda app-developers app
what was what?
Sent from the little guy
Your reply bro...am sorry but I didn't get you!
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weren't you guys talking abou battery life?
That's an stock LSD screen time screenshot.
Sent from the little guy
I got that budyy. Bt I was luking for a solution for my thng...:~P
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