Poor battery performance on cm 10.0.0 - Galaxy S I9000 Q&A, Help & Troubleshooting

Any kernel which gives good battery backup on cm 10.0.0?
Sent from my GT-I9000 using xda app-developers app

before changing kernel i'd start with uninstalling unnecessery aps with Titanium Backup (or other app) and playing with autostarts (switching off autostart of apk)
And change your guvernor from ondemand to smartass. Check for few days is there a difference. If not - i'd recommand semaphore kernel 2.6.5

That was cool
Sent from my GT-I9000 using xda app-developers app

Thats what I did to extend battery life (I'm using CM 10 Beta 1 by Ivendor, great Rom)
-used BetterBatteryStats to identify partial wakelocks, which kept the phone from going to deepsleep. So I installed Google Maps because it always did background work and I dont need it anyway. I also deactivated Google Now.
-decreased screen brightness to the minimum, because display drowns the most energy. The minimum setting is bright enough for me.
-Yesterday I discovery the app Toggle2G, which switches automated to 2G when phone is locked and back to 3G when I enable the display. 3G is also very battery drowning
Today my phone is about 5 hours unplugged and I only needed ~4%
Of course things like gps, bluetooth and wlan (which I dont need at the moment are off)

Use betterbatterystats, find out what your partial wakelocks and alarms are. Look for any apps using too many. This is the best way to improve battery life.
Sent from my GT-I9000 using Tapatalk 2

Can u please go ahead and explain a bit more...thanks
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Related

Not going into deep sleep!

I have always found the battery life to be poor but I have come to accept this device has a large screen and great processing power etc!
My UK phone is rooted on the latest ICS and has various apps frozen with titanium backup manager! It use to be in deep sleep mode for about 68% of the time but since 2 days ago cpu spy says it hasn't been in deep sleep mode! I have installed various apps that kill running apps but the phone fails to sleep!
Any ideas why it isn't sleeping, just sits at 200mhz!
Sent from my GT-N7000 using xda premium
AudioOut_1 and alarm manager appear as wakelocks in Better Battery Stats app!
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newgen2005 said:
AudioOut_1 and alarm manager appear as wakelocks in Better Battery Stats app!
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Click to expand...
Click to collapse
Go to Settings -> Sounds -> Go to the bottom -> disable touch sounds. (Better if you untick all 4 options). Reboot. Leave phone for 10 mins. Check CPU Spy. :good::highfive:
Thanks for the reply, I did that when I first got the phone! Just checked and all the boxes are un-ticked!? Any other ideas?
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newgen2005 said:
Thanks for the reply, I did that when I first got the phone! Just checked and all the boxes are un-ticked!? Any other ideas?
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Click to expand...
Click to collapse
Turn off custom power saving mode.. Check after that.. I faced issues with these two.. Sometimes even l2_hsic goes crazy and drains the battery.. Check that too.
Thanks, again this setting is disabled on my phone! Still sitting at 200mhz! Though the battery doesn't seem to be draining as much!?
Sent from my iPad using Tapatalk HD
newgen2005 said:
I have always found the battery life to be poor but I have come to accept this device has a large screen and great processing power etc!
My UK phone is rooted on the latest ICS and has various apps frozen with titanium backup manager! It use to be in deep sleep mode for about 68% of the time but since 2 days ago cpu spy says it hasn't been in deep sleep mode! I have installed various apps that kill running apps but the phone fails to sleep!
Any ideas why it isn't sleeping, just sits at 200mhz!
Sent from my GT-N7000 using xda premium
Click to expand...
Click to collapse
newgen2005 said:
Thanks, again this setting is disabled on my phone! Still sitting at 200mhz! Though the battery doesn't seem to be draining as much!?
Sent from my iPad using Tapatalk HD
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Click to collapse
hello sir..
hmm since i read that you installed various apps that kill running apps, maybe that is cause to kernel wakelock since your system always working to searching what app running and killed it in various time you set
..many system app that switch back on like google app no matter you turn off except you log out your account
or maybe you can try one off the famous airplane metode which is
- switch your phone to airplane mode
- turn off your phone and pull out your battery (until 10 sec or more)
- put again your battery and turn on your phone
- after complete reboot let it for a while then turn off the airplane mode
I had the same problem with audio_out one but only in imilka's paranoid Android.. Couldn't fix it in any way so left the rom..
the reason taskkillers are disputed is because memory works different on android. It reloads certain stuff afterbkilling it, causing a cycle of killing and reloaded that can cause more drain than is intended to safe
Sent from my GT-N7000 using Tapatalk 2

[Q] Battery drain from wifi on CM9?

Recently, I switched from Oat's Light n' Tasty to CM9 nightlies (currently on 20121202) which I flashed with CWM. I have noticed that the battery drains significantly faster with CM9 when the device is asleep. Looking at better battery stats I found that ath6kl_wow seems to be the culprit, which was reinforced with GSam which reported that 89% of the battery was consumed by wifi. Any ideas of what may be the problem or how to resolve the battery drain?
Thanks.
Have you gone into the advanced WiFi settings and set it to sleep when the screen is off?
Additionally you could try increasing the WiFi scan interval in the build.prop
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-SGA- said:
Have you gone into the advanced WiFi settings and set it to sleep when the screen is off?
Additionally you could try increasing the WiFi scan interval in the build.prop
Sent from my SAMSUNG-SGH-T989 using xda premium
Click to expand...
Click to collapse
I want to be able to get notifications from the device, so ideally i wouldn't want the wifi off when the screen is off. I haven't edited the wifi scan interval yet, any recommendations on a time i should enter into build.prop?
You could try 180, but if you are always connected it won't make a difference.
Sent from my cm_tenderloin using xda premium

Low battery

My phone is having a really bad battery life.It can't last a whole day and it discharges extremely fast.I looked at "Battery" in settings and nothing looks suspicious.Even in standby mode it discharges like crazy ( overnight i lose about 30% of battery ).Phone is completely new.I don't want to disable live wallpaper, wifi, mobile data, sync etc. because i bought a smartphone for those features.Any other suggestions are welcome.
Aport said:
My phone is having a really bad battery life.It can't last a whole day and it discharges extremely fast.I looked at "Battery" in settings and nothing looks suspicious.Even in standby mode it discharges like crazy ( overnight i lose about 30% of battery ).Phone is completely new.I don't want to disable live wallpaper, wifi, mobile data, sync etc. because i bought a smartphone for those features.Any other suggestions are welcome.
Click to expand...
Click to collapse
That's normal for the stock ROM, flash my V3 ROM you'll have 2 or 3% drainage over night.
I get super draining aswell after flashing dmod v1. I can't be bothered to keep flashing roms so I'm waiting for cm or benzrom v4.
Sent from the dark side on my GT-I8190
Turn off your live wallpaper en weatherclock. Those 2 keeps the phone awake. I have with 3g allways on slight browsing loads of texting and whatsapp few calls and most of the time online on facebook, 20/27h of battery time. When i dont use my phone alot it can go up to 35/40h
Sent from my GT-I8190 using xda app-developers app
No live wallpaper and no weather clock. Most bloat ware removed, Using golden kernel hotplug governor and seeder. With benzrom I had 20+ hours with heavy use. Since dmod I get roughly 10-15 hours. 30% drains overnight.
Sent from the dark side on my GT-I8190
iKlutz said:
No live wallpaper and no weather clock. Most bloat ware removed, Using golden kernel hotplug governor and seeder. With benzrom I had 20+ hours with heavy use. Since dmod I get roughly 10-15 hours. 30% drains overnight.
Sent from the dark side on my GT-I8190
Click to expand...
Click to collapse
So strange,there are no significantly changes in DMod, compared to the base BenzROM! Essentially frameworks and apps are the same
I know man it doesn't make sense but I can't wait for another better rom that will hopefully fix this issue with a clean install.
Sent from the dark side on my GT-I8190
Sent from the dark side on my GT-I8190
Look at the massive discharges spikes after charging. I know I don't often get to charge it fully but this is really bad.
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iKlutz said:
Look at the massive discharges spikes after charging. I know I don't often get to charge it fully but this is really bad.
Sent from the dark side on my GT-I8190
Click to expand...
Click to collapse
Download Better Battery Stats to figure out which application is the guilty one.
Remove bloatware.
dariolob said:
So strange,there are no significantly changes in DMod, compared to the base BenzROM! Essentially frameworks and apps are the same
Click to expand...
Click to collapse
Yes but you're forgetting about build.prop tweaks, they play a big role when it comes to battery drainage.
I just installed Benz rom, so i am hoping for better battery life.But there is also one more thing i noticed.I installed no frills cpu and i noticed that minimum frequency is 1 ghz !!! I set it to 200 mhz and i think that will make a huge impact on battery.I will be posting my battery stats picture soon.
So many advises about installing other rom. I think you need to try to remove huge battery drainers first. Try to disable Picasa web-albums sync (this **** eats alot! ) and some other sync that you don't need. You need to change it for each Google account you use on your phone. That's all. This small change halped me alot with battery drain and, I hope, will help you.
Also, you can freeze apps that you don't need to. It can be made without root.
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iKlutz said:
Sent from the dark side on my GT-I8190
Click to expand...
Click to collapse
In screenshot you have a very weak gsm signal in your area. This drains your battery.
If you don't use 3G/HSPA mobile data, you can try to manual switch to 2G network (2G band use less power from your battery).
HTH,
Ok, so installing a new rom and messing with CPU frequencies did help after all.I installed Benz rom and changed minimum cpu frequency from 1 ghz to 200 mhz.Battery now lasts 2-3 days with light use and about 1.5-2 with medium use.Battery discharge overnight is about 10% with sync, wifi etc. turned on.
hmm,i dont know what apps you have installed on your phone,but when i installed Dropbox app few days ago, there was a massive battery drainage overnight...it eat my battery between 30-35% overnight...and it used to be only 3-5%...
of course i uninstalled the app and now its back to normal,only 3-5% drainage overnight(wifi and sync off)...
Check my "Obligatory Extended Battery Thread."
Sent from Spaceball One.

[Q] Battery problem

I have problem with my s3 mini.
I used stock ROM. it's still official without any root or something.
My baseband is DXAMB1.
My problem is, when I start my phone, the battery life up to 18 hours. But after 70-80 hours up time, the battery suddenly really sucks.
it just about 9-10 hours a day. For example (I forgot to screen capture), I charged my phone and full at 11 pm and then in the morning (6 am) it says my battery 50%. When I look at the battery status it says Android OS stay awakes for 6 hours.
After I restart my phone, it back to normal. When I woke up, it says 80% battery and Android OS stay awakes for 1 hours.
Everytime my battery life become sucks, I need to restart the phone.
Is anybody have the some problem with me? And how to fix this?
It just sucks that I have to restart my phone every 3 days.
indralang said:
I have problem with my s3 mini.
I used stock ROM. it's still official without any root or something.
My baseband is DXAMB1.
My problem is, when I start my phone, the battery life up to 18 hours. But after 70-80 hours up time, the battery suddenly really sucks.
it just about 9-10 hours a day. For example (I forgot to screen capture), I charged my phone and full at 11 pm and then in the morning (6 am) it says my battery 50%. When I look at the battery status it says Android OS stay awakes for 6 hours.
After I restart my phone, it back to normal. When I woke up, it says 80% battery and Android OS stay awakes for 1 hours.
Everytime my battery life become sucks, I need to restart the phone.
Is anybody have the some problem with me? And how to fix this?
It just sucks that I have to restart my phone every 3 days.
Click to expand...
Click to collapse
Are you rooted, if yes try using Better Battery Stats from xda and find out whats draining your battery
I'm not rooted yet.
But Du Battery Saver said Android OS is draining my batteries.
Even in battery saver mode.
I will give screen shot after if it happening again.
Do you know why Android OS consumed much power?
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indralang said:
I'm not rooted yet.
But Du Battery Saver said Android OS is draining my batteries.
Even in battery saver mode.
I will give screen shot after if it happening again.
Do you know why Android OS consumed much power?
Sent from my GT-I8190 using xda app-developers app
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Click to collapse
Blootware.
Sent from my GT-I8190N using xda app-developers app
Benz rom, golden kernel and setcpu.When you install the first two, set the minimum cpu clock to 200 mhz and max to 1000.Select pegasus governour and check "set on boot" option.I had poor battery life, but now it can last 24 hours with medium usage.
Aport said:
Benz rom, golden kernel and setcpu.When you install the first two, set the minimum cpu clock to 200 mhz and max to 1000.Select pegasus governour and check "set on boot" option.I had poor battery life, but now it can last 24 hours with medium usage.
Click to expand...
Click to collapse
Kinda not relevant since he is on stock rom
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Aport said:
Benz rom, golden kernel and setcpu.When you install the first two, set the minimum cpu clock to 200 mhz and max to 1000.Select pegasus governour and check "set on boot" option.I had poor battery life, but now it can last 24 hours with medium usage.
Click to expand...
Click to collapse
I checked another thread and I found the answer without using any custom ROM.
He answered = "Developer option, background process up to 4 process" and it works! :fingers-crossed:
indralang said:
I checked another thread and I found the answer without using any custom ROM.
He answered = "Developer option, background process up to 4 process" and it works! :fingers-crossed:
Click to expand...
Click to collapse
But can u tell me what is 4 limit? Is it all your app like fb working well after that?
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encik_racun said:
But can u tell me what is 4 limit? Is it all your app like fb working well after that?
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Click to collapse
I was pretty curious about this option too, some time ago, so I googled it and finally came to the opinion that it is like using a task manager, = useless on Android, because it has its own RAM manager.
This option to limit process is what it is: for developers, to test how their eventual app handle once it goes in background, and what if once killed. (read http://www.extremetech.com/computing/112013-how-multitasking-works-on-android-and-ios/2)
My personal advice/choice for a longer life for your battery:
1 - root your device and freeze/delete bloatware (system apps: first freeze them, see how it goes, then, delete them (after making a backup)
2 - use
A) Juice Defender (balanced or aggressive), set 2g connection when the device is in your pocket,
B) Use Wakelock Detector to check what most consumes your battery (https://play.google.com/store/apps/details?id=com.uzumapps.wakelockdetector&hl=en)
3 - use wifi and 3g only when needed, - don't count on the smartness of automatic mode 2g/3g under data
4 - switch off syncronization if you don't need it 24h (whatsapp / viber will work anyway)
5 - settings / display /
A) Auto adjust display tone ON
B) Turn off softkeys (I know exactly where 'back' and 'option' keys are..)
6 - Power saving mode ON for screen and cpu (http://www.youtube.com/watch?v=XTLTBo2DRQA)
7 - Disable double tap on home button for S-Voice (http://www.youtube.com/watch?v=OmU8hXUXNFE)
8 - Keep normally a mid-low brightness level, you can adjust it quickly if needed, can't you?
9 - Disable Auto-update in Google Play (you can update manually)
10 - How To Disable Samsung Push Service and Samsung Ad Utility Services (http://www.eyes4tech.com/2013/03/ho...e-samsung-push-service-and-samsung-ad-utility)
11 - Turn OFF vibration (actually, I like it and I use it for SMS and incoming phone calls)
12 - Set airplane mode when you go to sleep (or just switch it off if you don't count on it for morning alarm or to use it as an eventual light)
13 - Never use a Task manager
Assuming you're enough smart for keeping Bluetooth OFF if you don't need it, by this way, according to my daily use (phone calls, texting, internet, no gaming), I recharge it each 1d 15/22 hrs.
Hopefully this helps. :cyclops:
encik_racun said:
But can u tell me what is 4 limit? Is it all your app like fb working well after that?
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Click to collapse
working as usual.
I'm using fb, twit, whatsapp and line as 4 background process and working as usual.
Here is my RAM Usage and my battery up to 18-20 hours with 3G connection always ON.
oldslowdiver said:
I was pretty curious about this option too, some time ago, so I googled it and finally came to the opinion that it is like using a task manager, = useless on Android, because it has its own RAM manager.
This option to limit process is what it is: for developers, to test how their eventual app handle once it goes in background, and what if once killed. (read http://www.extremetech.com/computing/112013-how-multitasking-works-on-android-and-ios/2)
My personal advice/choice for a longer life for your battery:
1 - root your device and freeze/delete bloatware (system apps: first freeze them, see how it goes, then, delete them (after making a backup)
2 - use
A) Juice Defender (balanced or aggressive), set 2g connection when the device is in your pocket,
B) Use Wakelock Detector to check what most consume your battery (https://play.google.com/store/apps/details?id=com.uzumapps.wakelockdetector&hl=en)
3 - use wifi and 3g only when needed, - don't count on the smartness of automatic mode 2g/3g under data
4 - switch off syncronization if you don't need it 24h (whatsapp / viber will work anyway)
5 - settings / display /
A) Auto adjust display tone ON
B) Turn off softkeys (I know exactly where 'back' and 'option' keys are..)
6 - Power saving mode ON for screen and cpu (http://www.youtube.com/watch?v=XTLTBo2DRQA)
7 - Disable double tap on home button for S-Voice (http://www.youtube.com/watch?v=OmU8hXUXNFE)
8 - Keep normally a mid-low brightness level, you can adjust it quickly if needed, can't you?
9 - Disable Auto-update in Google Play (you can update manually)
10 - How To Disable Samsung Push Service and Samsung Ad Utility Services (http://www.eyes4tech.com/2013/03/ho...e-samsung-push-service-and-samsung-ad-utility)
11 - Turn OFF vibration (actually, I like it and I use it for SMS and incoming phone calls)
12 - Set airplane mode when you go to sleep (or just switch it off if you don't count on it for morning alarm or to use it as an eventual light)
13 - Never use a Task manager
Assuming you're enough smart for keeping Bluetooth OFF if you don't need it, by this way, according to my daily use (phone calls, texting, internet, no gaming), I recharge it each 1d 15/22 hrs.
Hopefully this helps. :cyclops:
Click to expand...
Click to collapse
thanks, but i need my 3G connection always ON and you don't need to root to freeze bloatware. application - force stop - disable.
indralang said:
working as usual.
I'm using fb, twit, whatsapp and line as 4 background process and working as usual.
Here is my RAM Usage and my battery up to 18-20 hours with 3G connection always ON.
Click to expand...
Click to collapse
U using one power guard right?
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encik_racun said:
U using one power guard right?
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Click to collapse
Just for batterry status. I'm not activating any power saver.
Sent from my GT-I8190 using xda app-developers app

Battery drain with wifi ON

I have enormous battery drain when wifi is ON, also when the screen is off and the phone is in deep sleep. I lose about 6% of battery without touching the phone. Tried different combinations of roms and kernels but nothing changed, how's it possible?
hermes669 said:
I have enormous battery drain when wifi is ON, also when the screen is off and the phone is in deep sleep. I lose about 6% of battery without touching the phone. Tried different combinations of roms and kernels but nothing changed, how's it possible?
Click to expand...
Click to collapse
You have to check for the apps which are using wifi while it's on. Some apps, like Facebook, whatsapp, hangout, and many others stay on the background searching for Internet connection.. Another problem could be related to synchronization, do you turn it off when it isn't necessary?
Sent from my LG-P880 - Beanstalk 4.4.2 - Iodak 9.95 kernel - using xda app-developers app
Also, check in wifi - advanced - wifi scanning always available. And make sure it's off (on KitKat roms)
Sent from my Nexus 5 using Tapatalk
Maybe the fact that you actually played with the kernels so much, determined it to drain so fast. Go back to the stock kernel and you'll see the difference .
Sent from my LG-P880 using Tapatalk
I already tried all different kernel and roms combinations (stock, iodak ect.), synchroniz is disactivated. I also tried to unistall whatsapp and all messagging app and ibernated apps using wifi with greenefy. wifi scanning is ever OFF . At this point I don't know what I do, I tried everything
Try an app like Networklog to pinpoint the apps using your WiFi
Sent from my Nexus 7 using xda app-developers app
hermes669 said:
I already tried all different kernel and roms combinations (stock, iodak ect.), synchroniz is disactivated. I also tried to unistall whatsapp and all messagging app and ibernated apps using wifi with greenefy. wifi scanning is ever OFF . At this point I don't know what I do, I tried everything
Click to expand...
Click to collapse
Try this: uninstall trickster, or the different app you're using to set kernel values, then reboot the phone (it will boot with default kernel settings).. After that, reinstall trickster, then set your custom values..make sure you're using cubic as tcp congestion algorithm, (Westwood assures smoother data transfer, but it drains battery faster, especially while you're using mobile data, in my opinion..)
Sent from my LG-P880 using xda app-developers app
If you are on stock rom then DONT set "keep wifi during sleep - never,when screen is off,set it to alwayse since sometimes this command get stuck and will reproduce know wifi delay on sleep wakelock.
Sent from my LG-P880 using Tapatalk
I do have exactly the same problem. Using CM stable 10.1.2 with default CM kernel.
Deep sleep is fine when Wifi is on (no wlan_rx_wake issues) but nevertheless it is draining like 7-8% per hour when Wifi is on...
hermes669 said:
I already tried all different kernel and roms combinations (stock, iodak ect.), synchroniz is disactivated. I also tried to unistall whatsapp and all messagging app and ibernated apps using wifi with greenefy. wifi scanning is ever OFF . At this point I don't know what I do, I tried everything
Click to expand...
Click to collapse
Hey,
just like u i have the same troubles, the battery drain was the main reason to root and start with custom rome.
For sure some rom gave me better battery but finally i figure out that wifi has bigger battery consumption than 3G alone.
So i use wifi for big downloads or if theres no data network.
In normal use (music, internet, mail...) i never reach one day without charge d the phone.
ATM, am under the latest beanstalk ROM, wich is quite good, with wifi off last night, i've lost only 2% battery
U can also try this app: https://play.google.com/store/apps/details?id=com.ijinshan.kbatterydoctor_en&hl=fr
It was working quit good under 4.3 rome like slimbean or vanir i haven't tried under kikat based ones
Hope it helps
itnetwork said:
I do have exactly the same problem. Using CM stable 10.1.2 with default CM kernel.
Deep sleep is fine when Wifi is on (no wlan_rx_wake issues) but nevertheless it is draining like 7-8% per hour when Wifi is on...
Click to expand...
Click to collapse
Try CM nightlies, I'm currently using CM11 with it's kernel and no problem, wifi on all time with 1 Gmail and 2 exchanges.
I have already tried CM11 nightlies. But GPS is not working for me. It simply does not fix.

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