[Q] Terrible battery life on CM7. Have tried everything. - HTC Sensation

I am having terrible battery life. Before upgrading to CM7 I never noticed my battery life being bad. That said I have scoured the message boards trying every solution imaginable. I typically lose about 11% of battery every 90 minutes while the phone is in standby. This bad battery life started right when I installed CM7.
What I have tried:
-Installed System Panel and I don't have any rogue apps
-Factory data wipe, cache wipe, battery stats wipe (with and without), dalvik cache wipe -> then reinstall CM7.
-Battery has been bad on Alpha 1,2,6 & 7.
-Tried both suggestions on battery life in the CM7 Bible thread under Battery Issues section
-Upgraded to FAUX kernel Joe's RCU 0.2.0
-Changed CPU to max 1026 MHz.
I have waited 1-2 days before making each change and nothing has helped or hurt the battery.
I am very happy with CM7 with everything except the terrible battery life I am experiencing.

Use standard kernel without oc. It's really really good. Record us almost six days
sent from Sensation with awesome cm7!!!!

wixi909 said:
Use standard kernel without oc. It's really really good. Record us almost six days
sent from Sensation with awesome cm7!!!!
Click to expand...
Click to collapse
I am using Faux kernel with super undervolt. Battery life is still horrible comparing to other roms. maybe I will try using the stock kernel.
jcalifornia, are you also experiencing bad battery life with stock cm7 kernel?

Have you tried a stock kernel, maybe GPU freq is running higher than stock.

c19932 said:
jcalifornia, are you also experiencing bad battery life with stock cm7 kernel?
Click to expand...
Click to collapse
Yes, the bad battery life once I started using CM7. I used it for over 1 week.

tuner562 said:
Have you tried a stock kernel, maybe GPU freq is running higher than stock.
Click to expand...
Click to collapse
Yes, I tried the stock kernel for over 1 week and was experiencing bad battery life the entire time.

What was your battery voltage right before it went dead? I have a feeling that our phones (or just these HTC batteries) are cutting out long before they are truly dead. I notice mine drops out at 3.4v. The battery itself is usually protected from UV at 2.8v. I am waiting for my chichitec to die now so I can compare cutout voltage.
For the record, I was seeing 18-20 hours with CM7 and faux's kernels. 1.56Ghz

Since you have the issue on multiple ROMs/kernels, maybe your battery is bad/defective. Maybe T-mobile can send you a replacement under warranty? I'd call/chat with them to see. Worst they can say would be "no".
One other thing, you wouldn't happen to be using the performance governor?

jayyo said:
Since you have the issue on multiple ROMs/kernels, maybe your battery is bad/defective. Maybe T-mobile can send you a replacement under warranty? I'd call/chat with them to see. Worst they can say would be "no".
One other thing, you wouldn't happen to be using the performance governor?
Click to expand...
Click to collapse
I thought the battery may be bad too, but I was getting great battery life before I went to CM7. Last night I did a "superwipe" and that seems to have fixed the problem. I am down to 71% after 9 hours when before the wipe I would be at ~25%.

I guess you had something hanging around from a previous ROM somewhere. Good luck!

try tiamat kernel + VIpermod undervolting. It helped me a lot

c19932 said:
try tiamat kernel + VIpermod undervolting. It helped me a lot
Click to expand...
Click to collapse
I have been using Tiamat kernel and still getting bad battery life. I flashed Vipermod and when I run su -> vipermod from a terminal it says vipermod: not found.

jcalifornia said:
I have been using Tiamat kernel and still getting bad battery life. I flashed Vipermod and when I run su -> vipermod from a terminal it says vipermod: not found.
Click to expand...
Click to collapse
Yea Tiamat helps a bit but the bad battery life of CM7 is still inevitable I guess.
For Vipermod: (from viperboy's faq page)
Q. I can't find vipermod in /system/bin after flashing in recovery! Where is it?
A. Well, I need to know this! Please contact me via email or post about this in the correct device thread on XDA. Due to the differences in devices and the commands they use to mount /system you may encounter an issue. Here is a workaround:
Manually place vipermod in /system/bin
Use a terminal app and type:
su
chmod 0777 /system/bin/vipermod
vipermod
The script will then run. Please see my note in the previous question to make viperMOD easier to launch.
Click to expand...
Click to collapse
or you can just use root explorer: extract the vipermod file from the zip, place it into /system/bin, change the file's permission manually, and you are good to go

I have tried every radio and my battery life is still bad. If I recall correctly I was also getting bad battery life until the late August OTA and then my battery was great. I think I am going to have to switch back to the stock ROM because the battery life I am getting with CM7 won't cut it.

Try using the app battery calibrator. Or go in your recovery menu and chose advance(I think) and chose clear battery stats. But do this when your battery is full
Sent from my HTC Sensation 4G using XDA App

http://forum.xda-developers.com/showthread.php?t=1187698
Good calibration guide, many have found that the calibration app isn't the only factor in calibrating. All it does is remove a file that Android recreates every boot.

Related

Undervolt Kernel without lack of HSPUPA? Or battary reduction options?

Hello I have run both the stock cm7 and cattleprods 4.3.1 with smartass
Even going as far as to use SetCPU profiles to reduce CPU to 245 min/Max on screen lock. Im able to squeeze 11-12 hours with decent usage
from what I unslderstand reading the lord UV kernal people are lacking hsupa which is something I rather like. And while im ok with 12hours usage if something unexpected it long dinner party after work, im SOL
Any help or tips would be great
Thanks
Drew
Sent from my Desire HD using XDA App
HSUPA seems to be hit or miss on the LorDmod kernel which is strange because it's based off the CM7 kernel by Kali-. I changed my APN and my HSUPA speeds came back, at least what's normal for me in my area (3.5mbps down/2mbps up).
I was pulling a little over 48 hours out of the -25mV undervolt BFQhs version before it needed a charge or it wouldn't last the next day. I'm currently running the Pinky Ultra Undervolt version and will see what kind of battery life I can pull out of it.
Wrong forum for this. It should be in general but the lordmod kernel probably isn't the hsupa killer it was probably the radio swap I did. I fixed it but it was a PITA!
Sent from my HTC Inspire 4G running CyanogenMod 7 using Tapatalk.
HSUPA seems to be hit or miss on the LorDmod kernel which is strange because it's based off the CM7 kernel by Kali-. I changed my APN and my HSUPA speeds came back, at least what's normal for me in my area (3.5mbps down/2mbps up).
I was pulling a little over 48 hours out of the -25mV undervolt BFQhs version before it needed a charge or it wouldn't last the next day. I'm currently running the Pinky Ultra Undervolt version and will see what kind of battery life I can pull out of it.
Click to expand...
Click to collapse
Can I get a little assistance? I read throughout the your thread and the one u linked. There are about 15 different kernals and UV zips
Thanks. Im really interested in trying this out
Drew
Sent from my Desire HD using XDA App
Mustang302LX said:
Wrong forum for this. It should be in general but the lordmod kernel probably isn't the hsupa killer it was probably the radio swap I did. I fixed it but it was a PITA!
Sent from my HTC Inspire 4G running CyanogenMod 7 using Tapatalk.
Click to expand...
Click to collapse
Sorry I couldent figure which forum would be most appropriate
anyone can move it if they are so inclined.
Drew
Sent from my Desire HD using XDA App
helushune said:
HSUPA seems to be hit or miss on the LorDmod kernel which is strange because it's based off the CM7 kernel by Kali-. I changed my APN and my HSUPA speeds came back, at least what's normal for me in my area (3.5mbps down/2mbps up).
I was pulling a little over 48 hours out of the -25mV undervolt BFQhs version before it needed a charge or it wouldn't last the next day. I'm currently running the Pinky Ultra Undervolt version and will see what kind of battery life I can pull out of it.
Click to expand...
Click to collapse
Do you just flash the lordmodV4.4.1-BFS-BFQ.zip file in recovery?
What do you do with lowervoltages-25.zip?
Thanks for the assistance this will be my first UV type kernel
Drew
drewdatrip said:
Do you just flash the lordmodV4.4.1-BFS-BFQ.zip file in recovery?
What do you do with lowervoltages-25.zip?
Thanks for the assistance this will be my first UV type kernel
Drew
Click to expand...
Click to collapse
Wipe Cache and load the 2 .zip files just like a ROM. Hopefully you won't lose HSUPA like I did (I still think it was the radio swap but I refuse to try this again as it was a pain to fix).
Sounds good. Ill report back with my findings regarding the HSUPA and overall batt improvements.
Thanks
Drew
drewdatrip said:
Sounds good. Ill report back with my findings regarding the HSUPA and overall batt improvements.
Thanks
Drew
Click to expand...
Click to collapse
I'll tell you the -50mV kernel mod froze the phone numerous times when opening an app to where I had to pull battery. The -25mV mod didn't help at all for my battery life. My phone drained same as always which is terrible but not great either.
drewdatrip said:
Can I get a little assistance? I read throughout the your thread and the one u linked. There are about 15 different kernals and UV zips
Thanks. Im really interested in trying this out
Drew
Sent from my Desire HD using XDA App
Click to expand...
Click to collapse
I'd say go with BFQhs CFS or the V(R) I/O flavor (edit: scratch that, looks like he pulled the VIO one until tomorrow), they're supposed to be faster than the others. The non-undervolted kernel might give you fine battery life so there's a possibility you won't need to undervolt at all. Also, flashing an undervolt patch is optional.
Unlike Mustang, my phone responded extremely well to the -25mV but seemed to go back to typical drain when I switched over to -50mV. And it seems like it's enjoying the Pinky ultra undervolt so far. Like LorDmod says, try them out and see what works.
Flashing the kernel's simple,
Do a backup
Reboot in to recovery
Clear /cache
Clear Dalvik cache
Install kernel zip
Install undervolt zip (optional)
Reboot and enjoy
This is just my experience - during extensive testing for my APN modification thread I ran multiple versions of lordmod and never lost HSUPA speeds from the kernel itself. Any loss of speeds were due to other issues which were identified and corrected.
henrybravo said:
This is just my experience - during extensive testing for my APN modification thread I ran multiple versions of lordmod and never lost HSUPA speeds from the kernel itself. Any loss of speeds were due to other issues which were identified and corrected.
Click to expand...
Click to collapse
Yeah like I said I'm 99.9% sure it was the change in radio that did me in but it just so happened to be just before flashing the kernel and I didn't notice till the next day I lost HSUPA. I personally will stick with stock CM7 kernel just because I messed with my own head lol.
I just flashed the kernal last night with the -25. HSUPA is still intact. Ill report back on Bat life
Drew
helushune said:
Unlike Mustang, my phone responded extremely well to the -25mV but seemed to go back to typical drain when I switched over to -50mV. And it seems like it's enjoying the Pinky ultra undervolt so far. Like LorDmod says, try them out and see what works.
Click to expand...
Click to collapse
I have only tried -50mV with the latest LordMod which after 2 days is giving about same battery life as stock CM7 (about 20-24hr with moderate use). I cannot explain how -25mV gave you better battery life. I don't understand how much the other 2 version undervolts.
As a whole now tried OC/UV on both the Captivate and the Inspire, I have not noticed a significant difference in battery life with either of these phones. Also it seems like all the ROMs give me about the same battery life, and the whole thing about re-calibrate your battery if you don't flash with a full battery hasn't held up for me either. I can flash a new rom with 30% battery or 100% my battery drain remains unchanged.
gordec said:
I have only tried -50mV with the latest LordMod which after 2 days is giving about same battery life as stock CM7 (about 20-24hr with moderate use). I cannot explain how -25mV gave you better battery life. I don't understand how much the other 2 version undervolts.
As a whole now tried OC/UV on both the Captivate and the Inspire, I have not noticed a significant difference in battery life with either of these phones. Also it seems like all the ROMs give me about the same battery life, and the whole thing about re-calibrate your battery if you don't flash with a full battery hasn't held up for me either. I can flash a new rom with 30% battery or 100% my battery drain remains unchanged.
Click to expand...
Click to collapse
My experience mirrors yours. No matter where my battery is when I flash a ROM the drain remains the same. I've also done the whole wipe of battery stats and no difference either. It lasts me long enough as I charge it overnight anyways while I sleep so oh well I'm not too worried about it anymore really.
I recently removed the battery percent from the status bar. All I ended up doing was obsessing over it and had to see where it was all the time. So now I just use the gauge and feel better about the battery lol and not even focus on battery too much unless I'm away from my charger for an extended period of time.
I use lord mod 4.4 and I have hsupa. I never lost it.
Sent from my Inspire 4G using XDA Premium App
Mustang302LX said:
I'll tell you the -50mV kernel mod froze the phone numerous times when opening an app to where I had to pull battery. The -25mV mod didn't help at all for my battery life. My phone drained same as always which is terrible but not great either.
Click to expand...
Click to collapse
That is because your device can't handle it, every device handles it differently.
As an example, my device handles UUV fine, but when attempting to use PUV it boots, but with any random reboots and application FCs.
NikolaiT said:
That is because your device can't handle it, every device handles it differently.
As an example, my device handles UUV fine, but when attempting to use PUV it boots, but with any random reboots and application FCs.
Click to expand...
Click to collapse
Right which sucks cause I wanted to try the others lol. Oh well I guess.
Sent from my HTC Inspire 4G running CyanogenMod 7 using Tapatalk.
gordec said:
I have only tried -50mV with the latest LordMod which after 2 days is giving about same battery life as stock CM7 (about 20-24hr with moderate use). I cannot explain how -25mV gave you better battery life. I don't understand how much the other 2 version undervolts.
As a whole now tried OC/UV on both the Captivate and the Inspire, I have not noticed a significant difference in battery life with either of these phones. Also it seems like all the ROMs give me about the same battery life, and the whole thing about re-calibrate your battery if you don't flash with a full battery hasn't held up for me either. I can flash a new rom with 30% battery or 100% my battery drain remains unchanged.
Click to expand...
Click to collapse
Trust me, it makes absolutely no logical sense to me either. It seems to really like the PUV version as well so I'm not complaining.
For me, there is a noticeable difference between the stock kernel and undervolting. Stock CM7, my phone drains at around 3% per hour. Undervolted, it's slightly less than 1% per hour and possibly even better with PUV.
With the CFS BFQhs and -25 UV I got another hour and change. I feel like I used it the same maybe more. Im gonna try another one of his kernel and maybe the -50 or UUV see if NY device can hang with it.
Sent from my Desire HD using XDA App

Problems getting Faux's DS OC/UV Kernel Version 0.4.3 to work

I've seen a couple of posts about this, but can't figure out how to get it to work. I installed Faux's DS OC/UV Kernel Version 0.4.3 kernel, but I can't get that OC/UV kernel to even boot. The soft keys light up, the screen turns off, and the phone just sits there.
Did a nandroid restore, and then installed Faux's DS SV Kernel Version 0.4.3 kernel. No problems with it so far, but I just wanted to know how some people can get the OC/UV kernel to work with the G2x, but others can't (aren't all these phones identical in terms of architecture, chips, etc.?)?
Just wondering if there's any improvement to battery life with this new kernel. I have SetCPU running too and have several different profiles setup.
Which ROM are you using?
Oops. Sorry. CM 7.1.0.1.
hadoob024 said:
I've seen a couple of posts about this, but can't figure out how to get it to work. I installed Faux's DS OC/UV Kernel Version 0.4.3 kernel, but I can't get that OC/UV kernel to even boot. The soft keys light up, the screen turns off, and the phone just sits there.
Did a nandroid restore, and then installed Faux's DS SV Kernel Version 0.4.3 kernel. No problems with it so far, but I just wanted to know how some people can get the OC/UV kernel to work with the G2x, but others can't (aren't all these phones identical in terms of architecture, chips, etc.?)?
Just wondering if there's any improvement to battery life with this new kernel. I have SetCPU running too and have several different profiles setup.
Click to expand...
Click to collapse
Faux has 2 kernel versions.... one that is PRE-Overclocked and PRE-Undervolted; and the other that is starts with stock speeds and voltages.
I've NEVER been able to get the pre-OC/UV'd kernels to work on any of the several phones I have went through. I get EXACTLY what you are getting now, just a black screen and unable to boot.
Download his "SV" rom. That is his kernel that starts off with stock settings. You'll get all the features and you can OC/UV manually.
Cool. Yeah, I got the SV running just fine now. Since you can't mess with the voltages with this kernel, does it still offer any better battery performance than the stock kernel?
You'll get all the features and you can OC/UV manually
Click to expand...
Click to collapse
Are you talking about adjusting these settings through SetCPU? For some reason, SetCPU works fine for changing clock speeds, but when I try and go to the "Voltages" tab in SetCPU, bam, it crashes with:
"The application SetCPU (process com.mhuang.overclocking) has stopped unexpectedly. Please try again."
hadoob024 said:
Cool. Yeah, I got the SV running just fine now. Since you can't mess with the voltages with this kernel, does it still offer any better battery performance than the stock kernel?
Are you talking about adjusting these settings through SetCPU? For some reason, SetCPU works fine for changing clock speeds, but when I try and go to the "Voltages" tab in SetCPU, bam, it crashes with:
"The application SetCPU (process com.mhuang.overclocking) has stopped unexpectedly. Please try again."
Click to expand...
Click to collapse
Make sure you delete setcpu data and cache everytime you change kernels or else you'll see that message.
Sent from my Calculator with Android.
jose makalolot said:
Make sure you delete setcpu data and cache everytime you change kernels or else you'll see that message.
Click to expand...
Click to collapse
Are you talking through Settings->Manage Applications->SetCPU?
hadoob024 said:
Are you talking through Settings->Manage Applications->SetCPU?
Click to expand...
Click to collapse
Yes.
Sent from my Calculator with Android.
jose makalolot said:
Yes.
Click to expand...
Click to collapse
OK. Just tried it. "Clear cache" was grayed out, but I did click on "Clear data" and then rebooted. I launched SetCPU. Chose the Tegra 2 chipset, selected "Set on Boot", created my Profiles, then tried Voltages, but got the same error
Any thoughts?
hadoob024 said:
OK. Just tried it. "Clear cache" was grayed out, but I did click on "Clear data" and then rebooted. I launched SetCPU. Chose the Tegra 2 chipset, selected "Set on Boot", created my Profiles, then tried Voltages, but got the same error
Any thoughts?
Click to expand...
Click to collapse
Never mind, mods please delete.
From my experience, Faux's kernel isn't playing nice with the latest stable CM release. That's why right now I'm back on stock CM kernel.
jamadio said:
From my experience, Faux's kernel isn't playing nice with the latest stable CM release. That's why right now I'm back on stock CM kernel.
Click to expand...
Click to collapse
Hmm.. Interesting. I'll keep an eye out for it. Today's my first full day with that combination of mod and kernel. Other than the weird battery charge amount readings, it seems to be stable with a better battery life than the CM kernel. Wish I could mess with the voltages too to try and eek out even more battery life. Oh well though.
Have you deleted your battery stats in CWM? When I had Faux 0.4.3 and EaglesBlood 2.4 (CM7 based) running together I had the same battery problems. I eventually went back to stock CM kernel and then I cleared the battery stats and everything normalized again.
To appropriately clear the battery stats, you have to be at 100% charge before you do it.
Let me know how it works, maybe I'll go back to 0.4.3.
jamadio said:
Have you deleted your battery stats in CWM? When I had Faux 0.4.3 and EaglesBlood 2.4 (CM7 based) running together I had the same battery problems. I eventually went back to stock CM kernel and then I cleared the battery stats and everything normalized again.
To appropriately clear the battery stats, you have to be at 100% charge before you do it.
Let me know how it works, maybe I'll go back to 0.4.3.
Click to expand...
Click to collapse
No kidding??? Nope. Hadn't heard about that. Will give that a shot late night tonight after I fully charge it when I get home. Thanks for the tip!
Any thoughts on this issue with SetCPU and not being able to access the "voltages" tab?
I went back and read over from the beginning of this thread to refresh myself. Two reasons come to mind:
1. It could be because I don't think Faux's SV kernel is optimized/set up to have it's voltages changed. On his OP, he won't even troubleshoot problems unless they're on the SV kernel. Hence, it makes sense not to give people the freedom to OC/UV it so they can't complain about problems they made for themselves.
2.It could also be SetCPU, I know other's have gone to Pimp My CPU (You can search it on XDA) because PMCPU was built from the ground up to OC and UV, but it's features outside of that are sparse. But eventually SetCPU caught up and is the No.1 for OC/UV.
Maybe giving Pimp My CPU a try wouldn't hurt, if it doesn't work than you know that the kernel won't allow it.
Cool. I guess I'll give this current combo a try and see if I even feel the need to mess with voltages. Got pretty good batter life today so far. Going to go home, charge the phone fully, wipe the battery stats and then resume testing.
I like how I can setup profiles on SetCPU. Wonder if PMCPU has something similar.
Thanks again though!
hadoob024 said:
I like how I can setup profiles on SetCPU. Wonder if PMCPU has something similar.
Thanks again though!
Click to expand...
Click to collapse
No problem. Yeah, that's what makes SetCPU so legit. I don't believe Pimp My CPU has that feature. Just establishing max, min, and their voltages. Could be wrong though.
Cool. I'll give this "clear battery stats" a shot and then might give this other app a try. So far impressed with how much battery life I have left already.
hadoob024 said:
Cool. I'll give this "clear battery stats" a shot and then might give this other app a try. So far impressed with how much battery life I have left already.
Click to expand...
Click to collapse
Any update?
I'm going to have to try later this evening or tomorrow. I forgot but when doing app updates, CW ROM Manager got updated. Anyway, I guess this update did something because when I tried rebooting into Recovery, it never did, it just rebooted normally into CM.
I finally launched CW ROM Manager, chose to "Reboot into Recovery", it then asked for su permissions (or something) and finally worked. Anyway, I rebooted like 4 or 5 times before I realized that this was the issue preventing me from rebooting into Recovery like I normally do. That put enough of a drain on the battery where I didn't want to wipe the battery stats <sigh>
And of COURSE I didn't bring my charger
Will try again this evening and post the results.

random reboots with weapon

alright when I use weapon 3 on stock kernel I get random reboots when I am not using it or I would have to pull out the battery in order to use it. I have done format system, data, cache, dalvik and then used g2x scrubber and I install it through my extrenal SD. tsugi on stock so far had no problems. I want to use weapon though because my battery life with tauting is horrible. with light use I can only use about 7 hours with set CPU lowering the clock and having it set to the lowest clock on screen off.
minaru said:
alright when I use weapon 3 on stock kernel I get random reboots when I am not using it or I would have to pull out the battery in order to use it. I have done format system, data, cache, dalvik and then used g2x scrubber and I install it through my extrenal SD. tsugi on stock so far had no problems. I want to use weapon though.
Click to expand...
Click to collapse
This is a known issue for G2x, it varies from phone to phone, and for rom to rom. Devs are working hard to reduce this, but trust me, they re not as bad as stock...
Sent from my G2X XDA app cuz I'm stalking your mom....
yes I do realize that custom roms are better than stock but my brother has weapon and his battery life is phenomenal! he can use his phone for 2 days and he isn't using any CPU optimizer or juice defender while I am using all those on tsugi rom and still only get about 7 hours of light use. iono maybe I am doing something wrong with tsugi rom?
minaru said:
yes I do realize that custom roms are better than stock but my brother has weapon and his battery life is phenomenal! he can use his phone for 2 days and he isn't using any CPU optimizer or juice defender while I am using all those on tsugi rom and still only get about 7 hours of light use. iono maybe I am doing something wrong with tsugi rom?
Click to expand...
Click to collapse
Setup your phone just like your brother's and swap fully charged batteries then give your phone to him to use and you use his (this is to try to have your phone tested under the same use as your brother uses his phone) to find out if the problem is the phone or the battery. If your brother's phone with your battery in it doesn't last as long or nearly as long as it did with his own battery in it, then it is definitely your battery. If, while your brother uses your phone with his battery in it, your phone doesn't last as long as his phone does with his battery in it, then it's your phone. Your phone should still be under warranty so, if you need to get service you will know what needs replacement.
Try phoenixblood rom with faux kernel, no reboots and great battery life!
Sent from my LG-P999 using xda premium
I'll +1 that for PhoenixBlood
plus: if you are having any stability issues, remove everything that might cause that, including CPU "optimizer" and Jdefender. They could conflict with the kernel. OTB PhoenixBlood is really great for speed and battery.
Also, if you've had previous problems, such as overheating, you may have damaged your battery. I'd first try running your brother's battery (with his permission), to see if that changes things. One rule to use is that you shouldn't change more than one variable at a time if you care to know what it is that fixed it. Changing ROMs, phones, batteries, SIMS and SD cards all at once will maybe fix the problem but it won't tell you what you did to fix it.
Maybe you're just undervolting too low? My phone can hardly handle it so I usually just don't mess with it.
Keep stock kernel.
thank you for all your replies. I have tried pheonix blood and liked it but even on stock or faux kernel I still get reboots. I did not download those extra applications either. so I am back on tsugi stock kernel and it has no reboots yet, but I found that if I enable the toggle 2g application that came with it and set the radio frequency to wcdma only, it increases the battery life by a lot. I can now go through the whole day with about 50 percent with light use. I do like pheonix or cm7 better though because I feel that it is going to keep updating for the better. also it seems customizable. I was wondering if there is a way to record when the phone experienced a reboot or sod to a log so I can find out why?

[Q] Best ics battery life rom/kernel?.

Hi, ive been searching trough isc roms and kernels trying to find one with a good battery life, but there isnt, they all talk about customizations, power, performance but not about battery life. I flashed CM9 with its own kernel and its nice, but it got crashed some times when i was websurffing and the battery life gets like 13hrs of standby and 3 hrs of usage (wifi, network, display), so i went back to GB stock. im not sure if its an isc problem or just becuase of CM. Well id like to know if there´s an ICS rom or kernel that gives me atleast 24hrs of standby and a good stability.
And what about the CM9 crashes?, its isc´s bugs?
Im wating for a JB release, as it seems to be bettter than ICS. Thanks for reading , and sorry for this questions, is just that xda is the best place to find information as im a newbie in android c:
try the hefe kernal or one of the newer ones posted by team Fahq. Might help with stability.
Then flash the battery mod posted by itzik2sh. That made a very noticeable difference for me.
http://forum.xda-developers.com/showthread.php?t=1985073
I was running ultragen with hefe kernel+itzik2sh's battery mod and was getting very very good battery life and the phone was stable.
Also changing the governor to SmartAssV2 can result in great battery life, even if my phone is clocked to 1.2 or 1.4 GHz.
But if you do not understand overclocking, do not try it, I read a couple articles before I actually OC'ed my phone.
If you want performance and battery life pertaining to kernel, you can try Hefe or Lightning Zap.
Other than that, you can try tweaks around OUR forums and see the results. You can also install Pimp My Rom to install tweaks.
th3controller said:
Also changing the governor to SmartAssV2 can result in great battery life, even if my phone is clocked to 1.2 or 1.4 GHz.
But if you do not understand overclocking, do not try it, I read a couple articles before I actually OC'ed my phone.
If you want performance and battery life pertaining to kernel, you can try Hefe or Lightning Zap.
Other than that, you can try tweaks around OUR forums and see the results. You can also install Pimp My Rom to install tweaks.
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, dont worry about overclock, i know all the risks and even CM9 from team acid gives you that option. But just let me know man, what is a governor?, never heard about that, and how much time you got of battery with that?
adaltavo said:
, dont worry about overclock, i know all the risks and even CM9 from team acid gives you that option. But just let me know man, what is a governor?, never heard about that, and how much time you got of battery with that?
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This thing called google brought me to a link to explain governors, so I thought I was paste it for you, even though in the time to type in your question you could googled it yourself.
http://forum.xda-developers.com/showthread.php?t=2005306
As to say how much battery life? Doing what? On standby? With the screen on full brightness playing GTA? Connected to data all the time?
There is no answer to that, because everyone uses the phone differently. Obviously if I say I get 2 days out of my phone and someone else gets 2 hours, maybe I only sent 15 txt messages and they watched HD Youtube off data for 2 hours while their GPS was on.
Wifi and GPS use a lot of battery when always leave on. Turn it off when u don't need it. Hefe kernel seems to help with the battery drainage issue.
Sent from my SGH-T959V using xda premium
getochkn said:
This thing called google brought me to a link to explain governors, so I thought I was paste it for you, even though in the time to type in your question you could googled it yourself.
http://forum.xda-developers.com/showthread.php?t=2005306
As to say how much battery life? Doing what? On standby? With the screen on full brightness playing GTA? Connected to data all the time?
There is no answer to that, because everyone uses the phone differently. Obviously if I say I get 2 days out of my phone and someone else gets 2 hours, maybe I only sent 15 txt messages and they watched HD Youtube off data for 2 hours while their GPS was on.
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Dont get mad man. About the search, ive done that, but here i can find a better and smaller answer. And about the battery,as you suere read in my first post upside i was saying in standby and a light use, and how much it lasted for me (a very short timefor a new battery). Anyways, thanks for the link .
And thanks mike y, Ill try out your combination.
I'm currently on UltraGen with Hefe-KOD kernel. Great battery life with good performance. Attached screen shots is with lite usage. Came from AOKP Milestone 6 latest build. Great battery life as well. Will probably go back to AOKP in a few days.
╰(◣﹏◢)╯
DragnzKlaw said:
I'm currently on UltraGen with Hefe-KOD kernel. Great battery life with good performance. Attached screen shots is with lite usage. Came from AOKP Milestone 6 latest build. Great battery life as well. Will probably go back to AOKP in a few days.
╰(◣﹏◢)╯
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Thats a really great battery life . I have another question, that battery life is because Hefe Kernel or Ultragen?
adaltavo said:
Thats a really great battery life . I have another question, that battery life is because Hefe Kernel or Ultragen?
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That battery life is because he doesn't use his phone.
Ive noticed of that, but even when I was on CM9 i got only 15 hrs on standby, either way, what thing really provides that battery life?, Ultragen or Hefe kernel?

Optimization guides?

After recently getting my fancy sgs3 stolen, I'm seriously considering keeping the Infuse as my daily driver, rooted and flashed with custom rom.
That said, if I was shooting for rock solid stability and maximum battery life anyone can possibly squeeze out of this (strangely high spec for a 2 year old) device, where would I begin?
Any kind of suggestions on kernels/radios/roms modification would be greatly appreciated!
For reference: right now I'm running aeon 1.4, pulling two gmail accounts with smatterings of ebook reading, IM'ing and tumblr posting. And the phone lasts for about two hours of screen time, six to ten hours of battery life per day.
Again, thanks guys!
Sent from my SAMSUNG-SGH-I997 using xda app-developers app
Someone correct me if I'm wrong, but if your running Aeon 1.4SL you should be able to flash one of the Synthesis kernels (1.2 GHz for best batt life) and video/MHL will still work without having to worry about flashing the restore. This should improve your overall battery life some. I'm new to this so you may want to wait for some experience to chime in. I have however flashed the 1.2 GHz Synthesis kernel while on Emancipation A1 and seen improved battery life.
http://forum.xda-developers.com/showthread.php?t=1638138
When I run GB, I use AEON 1.4 SL. I usually get a little more than 1 day with moderate use. 2+ days with light use. I run Entropy's 4/4/12 Daily Driver as a kernel and UCLB3 for my modem. I used UCKL2 for a little while because I had issues with signal strength at my home but it drained my battery more quickly.
----- edit -----
I haven't tried the Synthesis kernel because I've been running JB recently. But the response in the forums has been positive. You should give it a spin.
jkakkanad said:
When I run GB, I use AEON 1.4 SL. I usually get a little more than 1 day with moderate use. 2+ days with light use. I run Entropy's 4/4/12 Daily Driver as a kernel and UCLB3 for my modem. I used UCKL2 for a little while because I had issues with signal strength at my home but it drained my battery more quickly.
----- edit -----
I haven't tried the Synthesis kernel because I've been running JB recently. But the response in the forums has been positive. You should give it a spin.
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Thanks!
Hmm that battery life sounds a bit better than what I get... I guess there's certainly room to tweak around with stuff.
How do you feel about running post ICS roms on infuse 4G so far? Are they worth it? Any significant performance/battery life hits you've noticed so far?
shrdlud said:
Thanks!
Hmm that battery life sounds a bit better than what I get... I guess there's certainly room to tweak around with stuff.
How do you feel about running post ICS roms on infuse 4G so far? Are they worth it? Any significant performance/battery life hits you've noticed so far?
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The JB roms are very good although they do push the Infuse hardware pretty hard. They're very smooth and the only things that don't work are 720p video and MHL (if I remember correctly). Battery life is about the same although you might have to tweak the CPU settings a bit.
----edit----
The JB roms do experience some instability because, if I understand the situation correctly, they use a modified GB kernel. This can sometimes cause unexpected reboots or shut downs. It hasn't been an issue for me but if you're looking for stability, you can't go wrong with GB.
Do either of you use the Facebook app with Aeon? If so, do notifications for FB work for you? Sorry to go off topic but I posted this question in my own thread and got no response. Thanks.
I applied the V6 supercharger script after having serious memory lags (running consistently at 55Mb free, couldn't use the keyboard, open anything). I now am at 180-220Mb free, no texting issues and battery life seems better than stock.
top-dog said:
I applied the V6 supercharger script after having serious memory lags (running consistently at 55Mb free, couldn't use the keyboard, open anything). I now am at 180-220Mb free, no texting issues and battery life seems better than stock.
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What ROM are you having this lag with?
Casper36 said:
What ROM are you having this lag with?
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I noticed it with Beanstalk 4.3.1001, it got worse with the 4.3.1009. It's all good now running on 4.3.1015-20131026 with the V6 script. I manually unchecked the Memory Management settings to see if there was any difference, there wasn't.
Casper36 said:
Do either of you use the Facebook app with Aeon? If so, do notifications for FB work for you? Sorry to go off topic but I posted this question in my own thread and got no response. Thanks.
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FB notifications worked for me back when I ran AEON
top-dog said:
I noticed it with Beanstalk 4.3.1001, it got worse with the 4.3.1009. It's all good now running on 4.3.1015-20131026 with the V6 script. I manually unchecked the Memory Management settings to see if there was any difference, there wasn't.
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That's good to know. What scripts did you run from V6 Supercharger?
Casper36 said:
That's good to know. What scripts did you run from V6 Supercharger?
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Click to collapse
This one: http://forum.xda-developers.com/showthread.php?t=1484372
V6_SuperCharger_for_Android-Update9_RC12_Test_6
Easy to install and implement. I did both #6 & #7 to see which worked better, I've been running after selecting #7 for about 2 weeks now.

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