Extra Heat on Beans - Verizon Samsung Galaxy S III

***Just want to clarify this is Beans 6 discussed in this initial post***
Hey guys. Been a member for awhile now, but haven't posted much so can't post in Dev section. I've seen quite a bit of discussion in the Beans thread about clock speed and hot phones, so I thought I would create a quick thread to share my experience and observations.
Unfortunately at this time I'm not 100% sure about my initial observations since I didn't know what I was looking for at the time. But the basics are that Beans uses Imoseyon's Lean Kernel and it comes in clocked at 1900Mhz. The tricky bit was that at first on Beans, I was experiencing the behavior that my settings in SetCPU were not being respected. With clock set at 1512 Max it was still spending time at 1900.
So first thing I did was reflash the Kernel from Imoseyon's thread. Realized it was a test/beta kernel at that point, so was expecting it to not be completely perfect. Not exactly sure which version is in Beans 6, but once I reflashed 12.2, my setcpu setting seem to be respected. Until I plugged it in to charge. Then it once again jumped up to 1900. So I made a profile in setcpu for when on the charger and locked it down to a lower level and it's has stayed at the levels specified in setcpu since then.
Now I'm just using more battery that I want to be, but still have to track down whether is a kernel thing, an app thing, or a phone thing...guess I should have baselined the new phone before flashing...
Anyway, just updated to Beta v0.1 and will report back on my battery findings.

I had amazing battery life with beans. The thing you have to do for sure is lower the CPU. 1.9 is way to much and the phone runs extremely hot. I just started synergy 1.6 and battery script today. I'm going to compare my battery life tomorrow. I recall on beams r6 it took 3 hours of screen off time for me to even lose 1% battery!
The only thing I don't like about beans is the scrolling wallpaper..wish he'd give us a flash to remove it . Also sucks not being able to charge your phone while its off with the custom kernel.
Sent from my SCH-I535 using xda app-developers app

duarian said:
I had amazing battery life with beans. The thing you have to do for sure is lower the CPU. 1.9 is way to much and the phone runs extremely hot. I just started synergy 1.6 and battery script today. I'm going to compare my battery life tomorrow. I recall on beams r6 it took 3 hours of screen off time for me to even lose 1% battery!
The only thing I don't like about beans is the scrolling wallpaper..wish he'd give us a flash to remove it . Also sucks not being able to charge your phone while its off with the custom kernel.
Sent from my SCH-I535 using xda app-developers app
Click to expand...
Click to collapse
While I'm hoping for better battery life, I'm not expecting anything like that 3 hrs of screen at 1% battery would equate to 100 hrs of battery lift with the screen on. No, I'm just wanting to get less that 1% an hour drain at idle. It bugs me when the phone drops so much at night. I never did a good test on Beans 6, but there were a couple of night where in a 7-8 hour period it dropped double digit percentages....up to 15%. But I also found later I was battling an occasional wakelock issue. So I wanted to wipe and flash and try again...
So, when Beans 7 dropped, I did just that. Loaded it up last night and forced myself not to restore apps until I got some baseline information.
The initial clocks in the kernel seem good... As an aside, I almost want to install Beans 6 again and see if the overclock happens initially or if it had something to do with restoring SetCPU with data from my previous phone... This time I restored App Only and clocks look good. Even when charging, no extra profile needed like with kernel Test 12.2.
Idle battery life with just a couple extra apps installed was acceptable. Lost 6-7% over 8.5 hours. I was thinking stock was better, but now that I think back on it, the only night I was pure stock I didn't get to bed until 3am. So it lost, I think, 4% in about 5 hours...So given my fuzzy memory on the numbers, probably about the same at idle, maybe a little bit better with Imoseyon's Beta 0.1 Kernel...
So I've restored apps now and will fuss over battery life and other stuff for a few days more and then settle down and just use the thing.
Final note. Beans 7 looks awesome. The 15 toggle and notification looks nicely polished. Gone is the little nagging issue of having trouble grabbing the notification bar. So thumbs up all the way around so far...:good::good:

Im on beans b7, currently running stock settings...my device is running at 30*c, and my battery life is at 23hrs @ 49%. 1.5hrs of screen on time.

Related

Think Gingerbread will improve Thunderbolt Battery Life?

^^^^
I really hope so. Even with custom ROMs, i am not seeing a major improvement in battery life. Phone looks very pretty though.lol
Ive been reading about the nexus Gingerbread update.. and the reaction has been mixed so far.
I'm not understanding everyone's issue with battery life.. Even stock.
I am running the seido 1600mAh battery but its only a tiny bit bigger so..
Yes it probably will. Gingerbread has features etc that will make it better. However, we will not see that until gingerbread kernel source is actually released from HTC. CM7 will be using the kernel from 2.2 until then.
Cg006 said:
^^^^
I really hope so. Even with custom ROMs, i am not seeing a major improvement in battery life. Phone looks very pretty though.lol
Ive been reading about the nexus Gingerbread update.. and the reaction has been mixed so far.
Click to expand...
Click to collapse
A custom rom won't help battery life that much. What you need is a custom kernel and to tweak setcpu settings. I'm getting much bettery battery life on the 1.5 ghz oc kernel running @ 1.4 and 300 mhz with screen off then I was stock
Sent from my ADR6400L using XDA App
aostl said:
A custom rom won't help battery life that much. What you need is a custom kernel and to tweak setcpu settings. I'm getting much bettery battery life on the 1.5 ghz oc kernel running @ 1.4 and 300 mhz with screen off then I was stock
Sent from my ADR6400L using XDA App
Click to expand...
Click to collapse
Custom ROMs will help when we get closer to AOSP. Right now we are just kind of fading out Sense but, taking it out completely should help a little.
But getting back to what you said, right now, custom Kernels are the number 1 way to save battery.
aostl said:
A custom rom won't help battery life that much. What you need is a custom kernel and to tweak setcpu settings. I'm getting much bettery battery life on the 1.5 ghz oc kernel running @ 1.4 and 300 mhz with screen off then I was stock
Sent from my ADR6400L using XDA App
Click to expand...
Click to collapse
Wait. You overclocked and are getting better battery life? Crazy. I just rooted yesterday, and this is my first day with my set CPU settings. Hopefully it helps, but we'll see.
Sent from my ADR6400L using XDA App
I don't understand how people think just because the Froyo kernel source came out that we should all be getting 3 days out of our battery now. The INC I had wasn't giving constant great battery life until about 6 months after I got it. It will take time for the battery life to improve. And these roms aren't highly modified at all, it hasn't even been a month, we are all learning about this phone and what it can and can't do. Give it some time and you will see battery life improve, it's not like GB will drop and everything will magically get better.
I don't think battery life is too bad. Better then my old EVO with a larger battery. But I suspect that is because of Sprint's network problems. Made that poor EVO work way too hard for data.
I flashed my kernel recently and created a setcpu profile for 245mhz min/max when the screen is off using "smartass" governor and over all i am using the smartass governor max cpu 768mhz. Battery still kinda crappy. Even just playing mp3s the battery drains fast. Ive been keeping the phone in exclusively 4g and now i am trying 3g. I get very solid 3g/4g coverage in NYC. I donthave many apps running in thebackground. Just have my google sync on and i think facebook... thats about it. Also keep my screen around 20-30%. Ive also done a few full discharge cycles on the battery info and deleted the battery from the CWM recovery menu.
**P.S.- Sorry if i am sounding impatient. I am new to the Android camp. I came from the iphone 3g.iPhone 4 camp. Battery is something i never really had to worry about. Just sucks i have to be more proactive to make my battery last me through the day. Luckily i have access to chargers everywhere... but i dont always want to have my phone plugged in.
Same here, came from the blackberry camp where 3 days per charge is normal. My battery life isn't bad to start with (9hrs) and is only getting better with the new kernel. Still, i think every little bit helps so i hope gingerbread comes sooner rather than later.
In all reality. The screen is what takes up most of the power. I think for me, typically the screen is around 60 - 70% of my battery power. This is a big 4.3 in screen. Having chargers is handy, and the faster the charger, the less you have to have it plugged in. Are there any reliable 2 amp chargers out there?
Sent from my ADR6400L using XDA App
I keep my screen very low.
coder_t2 said:
Wait. You overclocked and are getting better battery life? Crazy. I just rooted yesterday, and this is my first day with my set CPU settings. Hopefully it helps, but we'll see.
Sent from my ADR6400L using XDA App
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Click to collapse
Ya. Oc kernals usually undervolted and have other battery tweaks. Its setting run real low with screen off. I have my brightness kinda low. Screen off thirty seconds but that's about it. I work in 4g area live in 3g. 4g is tolerable now with this kernel
Sent from my ADR6400L using XDA App
Smartass is still kinda broke from what i can tell. I found luck using undervolted kernels specifically the 1.2ghz kernel from DAS BAMF and Adrynalyne's kernel too
gingerbread seems to have very good power improvements. idle power when phone is asleep seem to be extrremenly low, around 3mA. this is very good and will help you guys when you get GB.
possibly a parallel...
One year age, I bought the HD2 on T-Mobile. Guess what? Poor battery life, etc. Then the update came through and battery life was BETTER. Today, I now am with Verizon and the Thunderbolt. Battery life could be better. And Android 2.3 will be released soon to the Thunderbolt. Will that help battery life. Hope so. But if not, I can get a spare/bigger battery. Admitted, we have no 4G in my home area, so I do not know what impact that has, but my battery life seems like it is improving just because of the charge/discharge cycling that happens normally. And yes, I'm also aware that both are HTC devices but running different OS's, but an update is just that, an update.
I think that it's sad that HTC put in such a low capacity battery and I don't think software optimizations will cure a poor hardware decision. A true OEM 1600 or 1700 mAh battery will make some improvement which seems doable. My Droid 1 had significantly better battery life. If you use 4G as I do, it drains the battery quickly. I use my TB like a Blackberry for email, checking one account every 10 minutes which is far less than Blackberry. Still, using 4G for this, music for my 30 minute commute in both directions and a few other things puts me at below 50% battery life by the work day afternoon. I don't know why HTC put in such a small battery and I'm guessing it has some connection with why they had so many extended batteries to sell on launch day. I have one. Makes the phone noticeably larger, not as bad as I thought although unnecessary... but the phone does last a long time and no worry about battery life.
Android 2.3 is supposed to come to us in Q2, so in the next 2 months. It will more than likely have sense, so it will therefor still drain battery.
My girlfriend pulled 36 hours yesterday on her TB, completely stock. She stayed at a relative's house who didn't have a micro usb cable, so she couldn't charge it. I am pulling a consistent 22-24 hours. IDK what you guys are doing with your phones, but stop it.
I think a big issue with many people's battery life is this is their first smartphone, or first android device. You are going to use it much more than you need to... lol
Wow 36 hours that's unreal I can pull up to 16 hours Max
IISiDeK1CKII said:
Android 2.3 is supposed to come to us in Q2, so in the next 2 months. It will more than likely have sense, so it will therefor still drain battery.
My girlfriend pulled 36 hours yesterday on her TB, completely stock. She stayed at a relative's house who didn't have a micro usb cable, so she couldn't charge it. I am pulling a consistent 22-24 hours. IDK what you guys are doing with your phones, but stop it.
I think a big issue with many people's battery life is this is their first smartphone, or first android device. You are going to use it much more than you need to... lol
Click to expand...
Click to collapse
Sent from my ADR6400L using XDA App
IISiDeK1CKII said:
Android 2.3 is supposed to come to us in Q2, so in the next 2 months. It will more than likely have sense, so it will therefor still drain battery.
My girlfriend pulled 36 hours yesterday on her TB, completely stock. She stayed at a relative's house who didn't have a micro usb cable, so she couldn't charge it. I am pulling a consistent 22-24 hours. IDK what you guys are doing with your phones, but stop it.
I think a big issue with many people's battery life is this is their first smartphone, or first android device. You are going to use it much more than you need to... lol
Click to expand...
Click to collapse
Are you in a 4G area? I think the 4g is what really eats us alive.

is this considered decent battery life?

ok using wiskey rom with bali kernel stock file system for now havent done the battery reset sence flashing this rom as of yet. Took phone off charger at 600 am pst its now 1003 pm pst and still have 19 percent battery thats after leaving facebook running in the background yahoo messenger texting most of the day 4 hours worth of phone calles browsing the net listening to music for 40 mins just wasnt sure if thats conisdered light or moderate usage and if thats considered decent battery life?
I'd say that is pretty moderate use, although i'd advise you not to leave background apps running since it drains battery. Talking on the phone will take you down quite a notch on the battery life, same goes for your data usage. I usually get about a single day out of my charged battery with normal use though so you're fine. (I'm running stock w/root- so considering you're running a custom rom i think that's magnificent)
EDIT: I just rer-read and saw you're using the bali kernel lol
RaverX3X said:
ok using wiskey rom with bali kernel stock file system for now havent done the battery reset sence flashing this rom as of yet. Took phone off charger at 600 am pst its now 1003 pm pst and still have 19 percent battery thats after leaving facebook running in the background yahoo messenger texting most of the day 4 hours worth of phone calles browsing the net listening to music for 40 mins just wasnt sure if thats conisdered light or moderate usage and if thats considered decent battery life?
Click to expand...
Click to collapse
Yeah, thats waaayyy better than what I've been getting. I swear there's something wrong with my phone. Unplugged at 9am, had to recharge by 8pm. Didn't really do much either, just messed with it for like an hour trying to fix the trigger theme for frost.
Sent from my SGH-T959V using XDA App
the whole point is trying to kill the battery lol thats how i use my phone and keep in touch with people when im not home so i do leave those apps running on puropose so i can keep in touch phone is idleing right now at 18 percent still lol mm might play a game to try n kill it further well thanks for letting me know that its considered decent i guess after it dies ill calibrate the battery and see what i get after
so ive been trying to figure out how to get the best battery life. i saw that someone got 50+ hours on their phone in the battery life bali kernel thread! they were using juice defender. i tried it on my sisters phone and it definitely makes a difference. the only problem that i am having with juice defender is the issue with cpu speed. i am oc'ing at 1.2ghz, but juice defender is always changes it back to 1ghz...at which point tegrak tries to get it back to 1.2. lol. anyone know how to get past this in the free version? i dont want it impacting tegrak.
I was the one who got 50+ hours.. Just to clarify, I'm not using the bali kernal. I'm on Whitehawkx stock Deodexed KD1 ROM with root, with a lot of bloat removed. My phone is also only about 3-4 weeks old (got it as a refurb from Tmobile), so maybe the fresh battery makes a difference.
As far as JD, I'm not sure how to get around the overclock issue (I'm not OC'd), but I will buy the ultimate version and poke around a bit to see if there are settings for that.
My next charge didn't last as long because I used the phone much more over the holiday weekend, but I still got a bit more than 24 hrs.
This latest charge is going strong though, I'm at 49 hours right now and still have 64% battery left. Haven't used wifi or gps on this charge at all, but did use bluetooth for about an hour or so yesterday while driving. had 14 calls so far in these 2 days (one on the bluetooth), but none of the calls were that long (maybe 5 mins?).
the stats screen currently shows:
display 43%
Cell standby 32%
Phone idle 16%,
Voice Calls 9%
I made a post in the bali thread about things I did to help with battery life, but maybe it would be better if there is a dedicated battery life thread somewhere?
I'm running the free version of jd with it not interfering with my oc (1.2 right now) and I have jd set to "aggressive".
Sent from my SGH-T959V using XDA Premium App
just snapped this pic before having to charge my phone again. Battery was down to 7% - over 79 hours on this charge!!
Truly impressive, man!
Sent from my SGH-T959V using XDA Premium App

Engadget lies about Charge battery life

I purchased the Droid Charge based on the Engadget review of the device. In particular, I wanted a device that could get on the LTE network AND have great battery life. This excerpt sold me:
When it comes to battery life, there's no competition. The Charge blitzed through a full day of what we'd consider typical use, coming off the charger at about 9am and not getting slotted back in again until 9pm the next night. Yes, you read that right, two working days of what we'd consider average use with GPS and WiFi on, taking pictures and videos, all powered by a single 1,600mAh battery. Granted, we weren't running our performance benchmarks at the time, but we were hammering the LTE antenna to get some speed results.
I expected to get, at a minimum, a full day's charge using LTE on this device, considering I live in an area where LTE isn't hard to come by (Los Angeles). Alas, I was sorely disappointed when my battery drained within 5 hours with minimal use. 5 hours!!! How can Engadget claim it will last for two days and that "there's no competition." It's totally misleading. The Droid Charge has a serious battery issue which nobody can seem to get to the bottom of. I even tried installing the latest Gingerbread rom to ameliorate the issue, but to no avail. Has anyone gotten a full day's use out of the device when on the LTE network?
Stockmoose16 said:
Has anyone gotten a full day's use out of the device when on the LTE network?
Click to expand...
Click to collapse
I just got back from a full day's use on 4G with GPS on, WiFi on and Exchange and Gmail pushing mail as needed. I did not, however, text at all. One of my pages has an IP camera app that updates three feeds (snapshots) at least every five minutes. I am in a pretty consistent 4G area except when I'm at home (Philladelphia suburbs by my home is in a geographically challenged location)!
The phone just turned off as it dropped below 2% so I can't give any battery stats; I've been following the battery recalibration procedure listed here.
Keep the faith...you may not reach two days but you should be able to get a lot more than 5 hours!
rmanaka said:
I just got back from a full day's use on 4G with GPS on, WiFi on and Exchange and Gmail pushing mail as needed. I did not, however, text at all. One of my pages has an IP camera app that updates three feeds (snapshots) at least every five minutes. I am in a pretty consistent 4G area except when I'm at home (Philladelphia suburbs by my home is in a geographically challenged location)!
The phone just turned off as it dropped below 2% so I can't give any battery stats; I've been following the battery recalibration procedure listed here.
Keep the faith...you may not reach two days but you should be able to get a lot more than 5 hours!
Click to expand...
Click to collapse
Out of curiosity, which ROM are you using to get this kind of battery life? I just installed the latest Gingerbread leak and my phone is leaking battery at a rate of 15-20% per hour. I saw that re-calibration post, but I'm wondering if I can simply charge my phone to 100% and place the same ROM on top of the one I already installed. Just want to make sure I don't brick my phone.
Any thoughts?
If you wondering if you can just replace your current COM with the same one you are using by just replacing the files on the SD card then yes you can. If you're asking about re-flashing the same ROM over it again without wiping during the calibration then you can. It shouldn't harm anything.
Schneeder said:
If you wondering if you can just replace your current COM with the same one you are using by just replacing the files on the SD card then yes you can. If you're asking about re-flashing the same ROM over it again without wiping during the calibration then you can. It shouldn't harm anything.
Click to expand...
Click to collapse
I've already installed the latest Gingerbread ROM and updated all my apps and widgets on the device. Can I now charge the device to 100%, bump charge a couple of times (per the instructions in another post on the board), and then restart and wipe the battery stats in recovery mode? Or, do I have to charge to 100% and then completely reinstall the same exact ROM on top of the one I just installed?
Stockmoose.
5 hours? That's questionable that you only got 5 hours with minimal use. No Engadget did not lie, and until the 1700 mah phones are released the end of the month, there is no comparison.
Only with Altered Beast and heavy use was I able to kill the battery in under 8 hours. So I would chalk it up to a bad battery. Not everything is perfect.
Gingerbread is a leak, so trying to compare it to the stock rom does you no good.
You can wipe the battery cache without having to re-flash everything again.
Agreed, I was heavily influenced by the Engadget review and was seriously disappointed when I struggle to get a day's worth of usage out of the stock ROM on 4G.
The Gingerbread leaks have some serious battery issues. I reccomend flashing Humble v1.3 (Froyo) and undervolting. Best battery life by far. I can hammer the LTE radio for a few hours straight.
As a side note, all of Verizon's current 4G Android offerings have awful battery life due to having the dual CDMA and LTE radios. That being said, the Charge evidently has the best life out of the three of them. Future phones (when Verizon dumps CDMA altogether in favor of LTE) will have way better life.
Sent from my Droid Charge
kvswim said:
Agreed, I was heavily influenced by the Engadget review and was seriously disappointed when I struggle to get a day's worth of usage out of the stock ROM on 4G.
The Gingerbread leaks have some serious battery issues. I reccomend flashing Humble v1.3 (Froyo) and undervolting. Best battery life by far. I can hammer the LTE radio for a few hours straight.
As a side note, all of Verizon's current 4G Android offerings have awful battery life due to having the dual CDMA and LTE radios. That being said, the Charge evidently has the best life out of the three of them. Future phones (when Verizon dumps CDMA altogether in favor of LTE) will have way better life.
Sent from my Droid Charge
Click to expand...
Click to collapse
Curious while running Humble v1.3 and undervolting which kernel are you running atm. And second what undervoltage settings are your using atm currently so yo uare getting random reboots. Reaosn I ask is I just flashed v1.3 this am and updated to Imnut's newest OC kernel but have left it alone right now without touching any voltage settings. So any input would be great and I'd like to set mine nad check it out to see if I can get even better battery life out of it. Thanks
Pro tip: Never buy anything based solely on one review.
Sent from my SCH-I500 using XDA App
will2live said:
Curious while running Humble v1.3 and undervolting which kernel are you running atm. And second what undervoltage settings are your using atm currently so yo uare getting random reboots. Reaosn I ask is I just flashed v1.3 this am and updated to Imnut's newest OC kernel but have left it alone right now without touching any voltage settings. So any input would be great and I'd like to set mine nad check it out to see if I can get even better battery life out of it. Thanks
Click to expand...
Click to collapse
This should help.
I get about 12 hours with minimal to moderate usage throughout the day 4G, wifi/gps off for the majority. I might have to try this bump charging, though. Would be incredible to get a solid day out of this thing.
9 hours of using my phone to check XDA post, playing bubble buster, and texting and my phone is at 77%. Only thing different on my phone is i'm using SetCPU to undervolt. But even with that. if you are only getting 6 hours with minor use. There is something wrong.
I just did a solid 36 hours by staying on my home Wifi almost the whole time. I'm using Gummy Charged 1.8. Before everyone starts calling bull----, I probably used the phone a total of 1 hour over that period of time.
Normally, it lasts 14-18 hours with only Exchange mail and an hour of gaming (no facebook, social networks, etc.)
If I recall correctly, battery life was an issue with the gingerbread leaks.
I did the battery charging cycles as mentioned above and erased the battery stats last night. Now I'm down to 20% after 6 hours of light use. That's pretty much the same way as before. What did I do wrong?
robstamack said:
I just did a solid 36 hours by staying on my home Wifi almost the whole time. I'm using Gummy Charged 1.8. Before everyone starts calling bull----, I probably used the phone a total of 1 hour over that period of time.
Normally, it lasts 14-18 hours with only Exchange mail and an hour of gaming (no facebook, social networks, etc.)
If I recall correctly, battery life was an issue with the gingerbread leaks.
Click to expand...
Click to collapse
Not a chance I'll say bull**** that is for sure. When leaving the device on Wifi battery life will DRASTICALLY increase. The radio in the device is what is eating it up. If you want to conserve even more battery I've found and don't ask me why if you actually turn off Mobile data and then turn Wifi on it will help even more.
Ran a test last night and with over 7hrs on Wifi it dropped on 5%
robstamack said:
I just did a solid 36 hours by staying on my home Wifi almost the whole time. I'm using Gummy Charged 1.8. Before everyone starts calling bull----, I probably used the phone a total of 1 hour over that period of time.
Normally, it lasts 14-18 hours with only Exchange mail and an hour of gaming (no facebook, social networks, etc.)
If I recall correctly, battery life was an issue with the gingerbread leaks.
Click to expand...
Click to collapse
I've gotten 24 hours with about 20% to spare going in and out of Wifi and 4G. I had 3 gmail accounts sync'd to the phone and I probably streamed about 20 minutes worth of music using Google Music. But, I probably used the phone for a combined total of 1.5 hours over that period, and it was a slow day, so I actually didn't get many emails.
I think I was using one of the Froyo Gummy ROMs.
I don't think it's very fair to use custom ROMs and then complain about battery life. Was your battery life lower than 5 hours on the stock ROM? Did you even use the stock ROM?
06ms6 said:
I don't think it's very fair to use custom ROMs and then complain about battery life. Was your battery life lower than 5 hours on the stock ROM? Did you even use the stock ROM?
Click to expand...
Click to collapse
Try reading more than skimming the OP. He implied that he started stock there, and about 3 posts down said that it was ridiculous that even the stock ROM couldn't get 5 hours.
doodlebro said:
Try reading more than skimming the OP. He implied that he started stock there, and about 3 posts down said that it was ridiculous that even the stock ROM couldn't get 5 hours.
Click to expand...
Click to collapse
My apologies, I misread his second to last sentence in the OP.
Either way, 5 hours is not normal and I wouldn't blame the Charge just yet. Not sure if you guys have official 2.3 yet (I'm a Thunderbolt owner myself), but I know the Froyo ROMs on the TB have a very noticeable increase in battery life compared to the Gingerbread leak builds.
I get about 6-8 hours of heavy use on my 2.3 ROM on the TB. Probably closer to 13+ with Froyo.

Battery Life MR2 OTA BAMF 1.8.6

Has anyone else noticed terrible battery life running this combination? I don't think it's the Rom but I could be wrong. I always had good battery life on BAMF before.
I think it might be the radio but the other MR2s still give me reboots (not often, once a week) but the OTA version does not.
I tried clearing battery stats and I set up very conservative SetCPU profiles with no luck. I'm still using Adrenalyns kernel.
Any ideas?
Sent from my ADR6400L using XDA App
I've noticed this as well. It lead me to buying an extended battery... Maybe ill flash back to MR2. The GPS locks so fast in the OTA radio though...
I've noticed quite the opposite. I'm running 1.8.6 remix however with OTA MR2. I've gotten on average about 32hrs of battery life (OEM extended battery).
I ran that setup, MR2 OTA and BAMF 1.8.6, with Iso's kernel on the extreme UV @ 1.4GHz speedtweak and I thought the battery life was phenomenal.
Thanks, I'll give that kernel a shot! I'll give you a thanks when I'm on my computer!
Edit: could you link me to the kernel I can't seem to find it.
Sent from my ADR6400L using XDA App
My battery life was fine on this combination. I was running it with the stock kernel.
Sent from my HTC ThunderBolt using Tapatalk
I'm using 1.8.6 and idling is great for me. Took the phone off the charger at 6 p.m. last night at 100% and stuck it in my purse. Went shopping, etc. Didn't use phone. This morning at 9 a.m. charge is 81%, even rebooted to make sure.
Screen takes a lot of power, also uses more when I am out and moving in and out of 4G, 3G, 1X, and no data.
I use Easy Profiles to switch me in and out of wi-fi as soon as I get home. Using the Das BAMF toolkit, I use the SmartAss governor between. .245 and 1.024 GHz. I thought I read somewhere not to use SetCpu if you had the toolkit as they interfere with each other.
I'm running Sense 3.0 RC4.9 with excellent battery life... cleared battery stats (make sure you do this properly, full discharge and charge), and using the smartass governer w/ dream kernel. One thing I've noticed about all custom roms in general, is that battery life gets better after the rom 'settles' for a day or two. I also don't use SetCPU with BAMF roms, that might be an issue like mentioned.
Also, what kind of signal levels are you getting? No matter what a weak signal will always kill your battery.
I am running this exact combo now.
I also have swap bumped up to 400MB. I have the DasBAMF throttler set to Powersave preference and capped at 1024Mhz.
Seems pretty good to me. Using stock regular 1400MaH battery. Nothing like m y old Nokia 5800 and it week long run time. But, that phone didn't do much, except text and make calls. Why did I trade it for the TBolt again?
I was on BAMF 1.8.6 for a few weeks... LOVED it...slickest ROM out there, most stable for a daily driver. Initially I had problems with the battery too. It was due to the fact that I had the display at the brightest like I did before with Plain Jane v3, but that killed the battery. As soon as I switched the display setting to auto-detect, my battery life was much better. It would last me a good 17-19hrs with 2-3 15min bump charges while in the car dock during the commute.
I've switched to BAMF RC4.9 last couple weeks, GB & Sense 3.0 is sweet, but 4G speeds were much better with with 1.8.6. RC4.9 I'm getting about 10mpbs down & 5mpbs up, with 1.8.6 I was consistently getting 20mpbs down & 10-12mpbs up.
Just make sure you turn your bluetooth, GPS, wifi off if you're not using it.
I've been using Imoseyon's lean kernel for about a day now and it seems to have helped a lot. I'm back up to about 14 hours with moderate to heavy use.
I believe i had good battery life when i was using this rom
- stock battery I would get 14-16hrs off of 1 charge (uptime)
- 4.5 - 5.5 hrs (awake)
- toolkit was set to smartass:245:1024

Anyone getting good battery life with an ICS ROM?

I've tried them all, well, I did about a month ago. I can't get more than 5 - 6 hours of battery life. Went back to GB ROM and I'm up at 11 - 12 hours.
FWIW, been flashing ROMS since the original G1 so I'm not a n00b. Thanks!
Sent from my SAMSUNG-SGH-I727 using XDA
There's been 2 new leaks since then
I don't get good battery life with ics either. Gb is still the most stable long lasting build for me.
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I read good things about SkyICS and battery life.
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occupational_hazard said:
I read good things about SkyICS and battery life.
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Click to collapse
I tried Sky ICS 4.2D-9, and battery life was decent. The best results I got from GB, I was also able to get on ICS. However, I was able to reach those results w/ GB more consistently. I was using NexusMod4 and now on 4.3.
I have the latest leak and I get much better battery life than the first two, but still not as good as gb.
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it really depends on what apps u have installed, if they used data or not.
ive been through alot of phones, and never had a phone that I can use the net, and apps, and all that, and expect good battery life. if i let me phone sit and not talk or anything, yea i can get 2 days out of the battery lol.
The way i use my skyrocket, i get about 8 hours. By the time i get home from work in the afternoon, i throw it on the charger. and it get charged when i go to bed, no matter how much battery it has left.
Just buy the biggest battery you can find. lol and buy 2. batterys are cheap.
I use my phone before bed and sleep from 10 to 7 with it unplugged and next to me and barely kill my battery. I'm on pure CM9 though. Not one of the builds that are on here yet though. Can easily have it last for a whole 24 hours.
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Getting great battery life with Seanscreamz 4.2D here. Very happy with it.
I get great life on my aokp build 8 hours screen on time abusing the hell out of ir
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Yea AOKP has pretty ridiculous battery life... definitely the pinnacle of android.
If you don't mind a few bugs atm...
She needs a lot of work that's for sure but I'm a noob not a dev so its tough
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Yes the new release (ucle) is definetly the fastest and least buggy of the prior releases; on mohans embryo 3.0 I get all day battery life I strongly recommend his and Sean's new ucle rom I like mohans a bit more but try it out man this rom is comparable to mods nexus gb mod rom in speed reliability and battery life
I get absolutely terrible battery life with both the cm9 nightlies and AOKP. It drops about once every 30 seconds with my screen on...sad part is this is my 3rd battery replacement and my warranty expired like a month after I got the phone. So I'm stuck. Any battery tips for cm9?
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Currently getting better battery on UCLE2 than the 2 previous leaks.
Same medium use.
____________________________________
Sent using a Caculator with Android.
Mines at an acceptable 12 hours.
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I've tested most of the ICS ROM's and Sky ICS was the best battery by a noticeable margin - even better than stock GB.
Juice Defender is genius, it'll double most any ROM's battery life by disabling the data radio's while your screen is off... Great App, highly recommended.
Battery life is always going to be hit-or-miss; as a user you have to find the best ROM for your phone, and yours alone. You're going to see a couple people post battery lives that look ridiculous and you'll get a terrible pang of jealousy, but in the end their usage circumstances are likely wildly different from yours and you'll never be able to replicate what they've done exactly.
I found that I got better battery life with CM9 than SkyICS, even though seanz' ROM absolutely was smooth and reliable. In a situation where I was on LTE all day and had no wifi available with minimal, sporadic use CM9 used less juice than SkyICS...for my phone.
JuiceDefender is a great app if you don't mind going back to the Windows Mobile method of polling for updates instead of push notifications. I can't stand feeling like my device is a brick except once every thirty minutes or so. I find that for my usage my battery works perfectly well for what I need operating with all cylinders firing.
I just got over 24 hours with more than 30% battery left on CM9, 1h20 screen on, probably 30 minutes of talk time, Wifi on at all times. There is a great post on power saving tips, I can't find it but the tips are below. I've done most of them (4,5,6,7,8) and it's definitely helped. The other thing is that I found out by using CPU Spy and Better Battery Stats that after a full charge overnight, even though the phone was off the charger, it would never go into deep sleep because there was a kernel wake lock on the charger process. A reboot would clear it, and since then the power savings have been dramatic since it goes to deep sleep about 90% of them time. Might want to check that out as well.
1) Droidwall, without question my most useful app. Only applications that I WANT to connect to Internet can. It takes some configuring, but is well worth it.
2) I don't have any automatic email sync, which some of u may, so this probably helps. I just manually sync when I want to, no time sensitive emails for me.
3) Likewise with point 2, i have no active sync of any app really, including Google Talk, or Google+.
4) My favourite power saving app, Lux Auto Brightness. It allows you to custom set brightness levels in various lighting. It again, takes a bit of initial setup, but is worth gold when it's done. I have it set to adjust on phone wake.
5) Goes without question I'm using the ucle2 modem, best ics modem the skyrocket has at this time, for at & t and rogers
6) Under settings > performance, I've underclocked to 192 min and 1188 max, with on demand. I've noticed no performance hit, and it sticks after boot, even though if u got back into the menu the values seem to have reset. I check with cpuspy.
7) Disable surface dithering and enable 16bit transparency, that seems to have increased smoothness without sacrificing display quality.
8) Obvious one, under settings > developer, mke sure force gpu rendering is set to enable, and both Windows and Transition animation scale values are set to 0.5.
rpr69 said:
I just got over 24 hours with more than 30% battery left on CM9, 1h20 screen on, probably 30 minutes of talk time, Wifi on at all times. There is a great post on power saving tips, I can't find it but the tips are below. I've done most of them (4,5,6,7,8) and it's definitely helped. The other thing is that I found out by using CPU Spy and Better Battery Stats that after a full charge overnight, even though the phone was off the charger, it would never go into deep sleep because there was a kernel wake lock on the charger process. A reboot would clear it, and since then the power savings have been dramatic since it goes to deep sleep about 90% of them time. Might want to check that out as well.
1) Droidwall, without question my most useful app. Only applications that I WANT to connect to Internet can. It takes some configuring, but is well worth it.
2) I don't have any automatic email sync, which some of u may, so this probably helps. I just manually sync when I want to, no time sensitive emails for me.
3) Likewise with point 2, i have no active sync of any app really, including Google Talk, or Google+.
4) My favourite power saving app, Lux Auto Brightness. It allows you to custom set brightness levels in various lighting. It again, takes a bit of initial setup, but is worth gold when it's done. I have it set to adjust on phone wake.
5) Goes without question I'm using the ucle2 modem, best ics modem the skyrocket has at this time, for at & t and rogers
6) Under settings > performance, I've underclocked to 192 min and 1188 max, with on demand. I've noticed no performance hit, and it sticks after boot, even though if u got back into the menu the values seem to have reset. I check with cpuspy.
7) Disable surface dithering and enable 16bit transparency, that seems to have increased smoothness without sacrificing display quality.
8) Obvious one, under settings > developer, mke sure force gpu rendering is set to enable, and both Windows and Transition animation scale values are set to 0.5.
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Doesn't droidwall only work with a custom kernel that supports iptables?
I'm pretty sure using it without a custom kernel would only be a placebo

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