[Q] Battery Life Testers Needed! - Nexus 4 Q&A, Help & Troubleshooting

I'm getting the Nexus 4 in about a week, just wondering what the battery life is like
if the CPU is down clocked all the way to 1.0Ghz an you under volt it by a few MV?
Also what's performance like at 1Ghz?

Just relax and enjoy your phone when it arrived. You will see that there is no need to do anything about battery. Battery is just good out of box.
Sent from my Nexus 4 using Tapatalk 2

Christopher.F said:
I'm getting the Nexus 4 in about a week, just wondering what the battery life is like
if the CPU is down clocked all the way to 1.0Ghz an you under volt it by a few MV?
Also what's performance like at 1Ghz?
Click to expand...
Click to collapse
Try it yourself in a week, not every phone is setup equally in terms of installed apps and widgets and usage. Other factors like gaming, streaming music and video`s etc etc play a roll in battery life. No one can answer this question for you.

Related

Overclocking

Can over clocking the phone can burn or cause damage to the hardware except excess battery usage and does overclock an 1ghz processor to 1.5 will really give a boost or its just a gimmick
Sent from my Desire HD using XDA App
Excessive overclocking really did damage your hardware, depends on the quality.. Overclocking from 1.0ghz to 1.5ghz really give a performance boost, in benchmarking.. In real life, only noticeable in process hungry apps, such as 3d games.. Gimmick? Well, if its a gimmick, it won't give any sudden resets or lock ups.. The processor have a safety switch if the temperature increase because of oc'ing.. If it's to hardcore, for example, 1.0Ghz to 1.8Ghz or even 2.0Ghz, for sure you processor will overheat and lock ups.
Well, mine running at 1.5Ghz, no lock ups or whatever..
SAPPH1RE said:
Excessive overclocking really did damage your hardware, depends on the quality.. Overclocking from 1.0ghz to 1.5ghz really give a performance boost, in benchmarking.. In real life, only noticeable in process hungry apps, such as 3d games.. Gimmick? Well, if its a gimmick, it won't give any sudden resets or lock ups.. The processor have a safety switch if the temperature increase because of oc'ing.. If it's to hardcore, for example, 1.0Ghz to 1.8Ghz or even 2.0Ghz, for sure you processor will overheat and lock ups.
Well, mine running at 1.5Ghz, no lock ups or whatever..
Click to expand...
Click to collapse
My phone is running quite happily on 1.84Ghz.No lock ups or overheating.
ttav said:
My phone is running quite happily on 1.84Ghz.No lock ups or overheating.
Click to expand...
Click to collapse
Good for you though.. Mine can only be stable at 1.7Ghz.. At 1.8Ghz, only about couple of mins gaming, and then hang till forever..
niks_5in said:
Can over clocking the phone can burn or cause damage to the hardware except excess battery usage and does overclock an 1ghz processor to 1.5 will really give a boost or its just a gimmick
Sent from my Desire HD using XDA App
Click to expand...
Click to collapse
You will barely notice the difference in most circumstances. Even if your phone runs fine at 1.5 or 1.8 ghz it will probably reduce the life of the chip over a prolonged period.
-----
Someone Swyped my idea.
I think it will give minor boost at the cost of burning your hardware
Sent from my Desire HD using XDA App
it will help in cpu intensive tasks, that which require lots of calculations, math stuff, 3d drawing done via cpu, faster cpu, better...
in other tasks, don't even bother, there are lots of other things far slower then cpu.
downside, heating, battery drain, increased rate of damage..!
Im using SetCPU for saving battery life. Set the cpu for 384 while screen is off. Noticed quite a difference.
OP, your asking if a overclocked cpu will give a better performance or if it's a gimmick? Really??
Of course it will give you better performance, that goes without saying but the question is, are you willing to sacrifice battery life? The chip will most probably last for years and years if overclocked but 1 thing that kills chips is heat and volts.
I only overclock when I need to and when I'm done I go back to how it was, usually.
My phone is fast enough at 1GHz, dont need overclocking, all games and apps goes fine fine
Most OC kernals are also undervolted anyway so I wouldn't worry about it
to be honest, i use mine with "underclocked" at 800mhz, trying to get at least a half-hour of battery life... i don't see the point in overclock a 1ghz processor, imo, even with a speed gain, the bad side effects easily override the good ones...
i truly believe that overclock my old milestone was the main cause of the problem that happens after...
thiagodark said:
to be honest, i use mine with "underclocked" at 800mhz, trying to get at least a half-hour of battery life... i don't see the point in overclock a 1ghz processor, imo, even with a speed gain, the bad side effects easily override the good ones...
i truly believe that overclock my old milestone was the main cause of the problem that happens after...
Click to expand...
Click to collapse
I'd look at other reasons for your battery life, if it's really that bad.
I'm running at just a touch above 1GHz with no side affects what so ever and get 24+hrs with heavy use, 30+hrs with moderate use and 40+hrs with light use, and that's never turning wifi / 3G off unless I'm in bed when I switch to 2G.
At 1GHz the OCUV kernal I have installed uses less voltage than stock kernal at stock speeds so in theory it's actually safer.
It's not that bad, but it's not so great as yours too. I got about 16hrs with 'hard' use, what is enought most time, but sometimes i get in home with the blinking orange led. Quite annoying...
I try my best to improve the battery life, but i was becoming a battery freak, or something like that, always checking currentwidget...
I get 3 or 4ma at stand by, what is considered normal, i guess... and always use full brightness, hate to use anything bellow...
Sent from my Desire HD using XDA App
thiagodark said:
It's not that bad, but it's not so great as yours too. I got about 16hrs with 'hard' use, what is enought most time, but sometimes i get in home with the blinking orange led. Quite annoying...
I try my best to improve the battery life, but i was becoming a battery freak, or something like that, always checking currentwidget...
I get 3 or 4ma at stand by, what is considered normal, i guess... and always use full brightness, hate to use anything bellow...
Sent from my Desire HD using XDA App
Click to expand...
Click to collapse
Full brightness is your problem. I bet it uses like 70% of the current while you use your phone.
going up to 1.8GHz still running stable, thats crazy man!
smurcoch said:
Full brightness is your problem. I bet it uses like 70% of the current while you use your phone.
Click to expand...
Click to collapse
Yep, you are correct, it's using about 75% of the battery...
Sent from my Desire HD using XDA App
Any performance boost on 1.8 ghz
Sent from my Desire HD using XDA App

Over clocking?

Never really overclocked my device. Looking into doing so but is it a risk? Do I need to set voltages if I want to overclock? In the long run with my processor seem to wear out?
Noob here.
Sent from my Nexus 4 using xda app-developers app
iAndropple said:
Never really overclocked my device. Looking into doing so but is it a risk? Do I need to set voltages if I want to overclock? In the long run with my processor seem to wear out?
Noob here.
Sent from my Nexus 4 using xda app-developers app
Click to expand...
Click to collapse
There will be risks and you have to constantly monitor your settings (i.e. watching the temperature, battery life), but generally overclocking (TO A LIMIT) is safe. There are a bunch of kernels out there already for the nexus 4 that have preconfigured OC/UV values. You can check them out here: http://forum.xda-developers.com/showpost.php?p=33746072&postcount=3
Personally, I don't see the need to OC the phone; it's already very powerful. Doing so would only decrease your battery life.
klvnhng knows what's up.
Heat is the killer of electronics. By introducing more, you risk issues either in the short or long term. And as he said, why? The phone is a beast.
Overclocking a krait is pointless, that's too much power that's going to be wasted heating up the already temperature sensitive device. Not only that but, the s4 chip is extremely fast you won't even a difference between the dual and quad versions.
Thanks guys decided to leave it as it is. Thanks for the key points. "THANKS" to you all
Sent from my Nexus 4 using xda app-developers app
Here, http://forum.xda-developers.com/showthread.php?t=2083904
[DER KERNEL] Trinity Four, read this thread, yes, there is benefits to overclocking. I've overclocked every device I've owned and NEVER caused a bit of damage.
Sent From 4 Cores of Fury
mustangtim49 said:
Here, http://forum.xda-developers.com/showthread.php?t=2083904
[DER KERNEL] Trinity Four, read this thread, yes, there is benefits to overclocking. I've overclocked every device I've owned and NEVER caused a bit of damage.
Sent From 4 Cores of Fury
Click to expand...
Click to collapse
How many of them had li-po batteries? Li-po batteries are more susceptible to heat damage than li-ion. Anything above 60°C is potentially harmful to them.
I've had this device 2 months and have run it o/c'ed to 1.8.. Ghz since day one with no issues and no huge increase in battery consumption. It doesn't always stay at that clock speed, it's an "on demand" thing.
Sent From 4 Cores of Fury
mustangtim49 said:
I've had this device 2 months and have run it o/c'ed to 1.8.. Ghz since day one with no issues and no huge increase in battery consumption. It doesn't always stay at that clock speed, it's an "on demand" thing.
Sent From 4 Cores of Fury
Click to expand...
Click to collapse
But what's the point of having it run at 1.8? No apps require that kind of power, and in the long run, you're only shortening your device's life.
mustangtim49 said:
I've had this device 2 months and have run it o/c'ed to 1.8.. Ghz since day one with no issues and no huge increase in battery consumption. It doesn't always stay at that clock speed, it's an "on demand" thing.
Sent From 4 Cores of Fury
Click to expand...
Click to collapse
I'm not talking about battery consumption. I'm talking about the longevity of the battery due to higher heat generated by higher clock speeds. If you're able to keep the temp below 60° by undervolting and careful use, then it's fine. I'm just offering a word of caution to whoever wants to O/C.
I guess it all comes down to preference, but, how about listening to neutron player while playing shadowgun
Sent From 4 Cores of Fury
mustangtim49 said:
I guess it all comes down to preference, but, how about listening to neutron player while playing shadowgun
Sent From 4 Cores of Fury
Click to expand...
Click to collapse
:thumbup:
mustangtim49 said:
I guess it all comes down to preference, but, how about listening to neutron player while playing shadowgun
Sent From 4 Cores of Fury
Click to expand...
Click to collapse
Touche.
mustangtim49 said:
I guess it all comes down to preference, but, how about listening to neutron player while playing shadowgun
Sent From 4 Cores of Fury
Click to expand...
Click to collapse
For the sake of your point, would you mind posting a screenie of your temp after 30 minutes of listening to neutron player while playing shadowgun?

Only 4 cores are used

Hello,
I have a peculiar problem with my OnePlus Two
The faster A57 cores don't get activated, I have tried using Antutu, played Asphalt 8 And NFS NL for hours.
But the cores just won't get triggered
I'm using A1 CPU tool to monitor the same.
Even CPU Z wouldn't show me any activity on the other 4 cores while Antutu was running.
Any ideas? It's brand new can be returned
Oxygen OS - 2.1.1
A2003_14_151011
Sent from my C6602 using XDA Free mobile app
Denhot said:
Hello,
I have a peculiar problem with my OnePlus Two
The faster A57 cores don't get activated, I have tried using Antutu, played Asphalt 8 And NFS NL for hours.
But the cores just won't get triggered
I'm using A1 CPU tool to monitor the same.
Even CPU Z wouldn't show me any activity on the other 4 cores while Antutu was running.
Any ideas? It's brand new can be returned
Oxygen OS - 2.1.1
A2003_14_151011
Sent from my C6602 using XDA Free mobile app
Click to expand...
Click to collapse
I just installed A1 CPU to verify your issue.
It shows cores 0,1,2,3,4 are used at 1344ghz for me as well.
When i check with synapse (i'm on AK kernel) it shows all cores are used.
I guess it's a limitation with A1 CPU tool. Try with other tool that supports such architecure.
I was sceptical on the same but, out of the box I remembered seeing 1777 MHz frequencies.
Thanks a lot
I shall try more tools and get back.
Though I think if you're on a different kernel and had the A1 CPU tool been correct it would be redundant, Because core allocation would be done on kernel level (in my knowledge).
Sent from my iPad using Tapatalk
I know that it was already discussed but maybe someone has found a solution.
The problem is that performance of device gradually decreases proportionally to the level of the battery.
For example:
- battery is 90%, Real Racing 3 runs perfectly,
- battery is 45%, some lags appear during gameplay
- battery is 10%, heavily FPS drop, almost impossible to play
Battery saver is turned off, device is cold in all tests.
If I would like to save my battery level - I will turn on battery saver manually,
but I WANT to have good game experience not depending on battery level
This is really crazy.
Tested on stock OOS 2.1.1, with stock kernel, with Boeffla an AK, tested on Exodus ROM - everywhere I can see this weird behaviour.
May be some system files must be edited to overcame this issue?
jemcik said:
I know that it was already discussed but maybe someone has found a solution.
The problem is that performance of device gradually decreases proportionally to the level of the battery.
For example:
- battery is 90%, Real Racing 3 runs perfectly,
- battery is 45%, some lags appear during gameplay
- battery is 10%, heavily FPS drop, almost impossible to play
Battery saver is turned off, device is cold in all tests.
If I would like to save my battery level - I will turn on battery saver manually,
but I WANT to have good game experience not depending on battery level
This is really crazy.
Tested on stock OOS 2.1.1, with stock kernel, with Boeffla an AK, tested on Exodus ROM - everywhere I can see this weird behaviour.
May be some system files must be edited to overcame this issue?
Click to expand...
Click to collapse
Hi Jemcik, hi Denhot!
I'm facing the same issues on my new device and it's definately not normal!
With a battery level of 19% I was not able to get the 4 A57 cores online, which results in lower system performance. Have you found a solution?
@Denhot!
Maybe we should rename the thread into: IS OPT PERFORMANCE REALLY DEPENDENT ON BATTERY STATUS AND IS IT A ROM FEATURE OR AN ISSUE!?
I think, one of the kernel devs should be able to answer this question.
ollimi1 said:
With a battery level of 19% I was not able to get the 4 A57 cores online...
Click to expand...
Click to collapse
It looks like some system configuration files with kernels activation policy have to be edited,
but I haven't found yet which files exactly.
jemcik said:
It looks like some system configuration files with kernels activation policy have to be edited,
but I haven't found yet which files exactly.
Click to expand...
Click to collapse
I've never experienced such a function!
CPU power depending on battery voltage!? 62k with full battery, 49k with 20% battery both with same CPU temps!
Hopefully not a general problem on our side with the motherboard Voltage Regulator or something.
Have you been to a kernel thread and asked this question? If not, I will ask this in AK's kernel thread. Maybe he knows more about it!
The 4 high performance cores will only be activated when needed. What app are you using to check the core usage? Every now and then you should see 2 of the high performance cores sometimes coming to life every now and then, with the other 4 power efficent cores being more busy. Use CPU-Z to check.
Due to the way Oxygen OS's stock kernel works, only 2 of the high performance cores will ever be active, alternating between the 4 cores in an attempt to keep the phone cool and not throttle as often. If you want all 4 high performance cores to be active as well as overclocking it back to its original speeds, you'll need to flash a custom kernel.
jemcik said:
I know that it was already discussed but maybe someone has found a solution.
The problem is that performance of device gradually decreases proportionally to the level of the battery.
For example:
- battery is 90%, Real Racing 3 runs perfectly,
- battery is 45%, some lags appear during gameplay
- battery is 10%, heavily FPS drop, almost impossible to play
Battery saver is turned off, device is cold in all tests.
If I would like to save my battery level - I will turn on battery saver manually,
but I WANT to have good game experience not depending on battery level
This is really crazy.
Tested on stock OOS 2.1.1, with stock kernel, with Boeffla an AK, tested on Exodus ROM - everywhere I can see this weird behaviour.
May be some system files must be edited to overcame this issue?
Click to expand...
Click to collapse
Hi,
would like to share I don't have a similar experience, with NFS NL or Asphalt, phone was consistent with no lags even when it got unbearable to hold.
I as playing and simultaneously screen mirroring over to a TV.
Going from 65 to 25% over a long course.
I normally won't let my battery fall below 20%.
So the thing about Li-ion/pro is that as you go lower voltage decreases so to provide same power draw current increases.
Basically it would heat up faster.
That can be a reason combined with that their might be inbuilt measures to save battery like you said, nor as an engineer I would recommend you to stress your phone at those levels.
I can't explain the lag at 45%, didn't find it might try real racing 3 later to check.
Sent from my iPad using Tapatalk
trapistasajt said:
The 4 high performance cores will only be activated when needed. What app are you using to check the core usage? Every now and then you should see 2 of the high performance cores sometimes coming to life every now and then, with the other 4 power efficent cores being more busy. Use CPU-Z to check.
Due to the way Oxygen OS's stock kernel works, only 2 of the high performance cores will ever be active, alternating between the 4 cores in an attempt to keep the phone cool and not throttle as often. If you want all 4 high performance cores to be active as well as overclocking it back to its original speeds, you'll need to flash a custom kernel.
Click to expand...
Click to collapse
This is consistent with what I've noticed. The time It didn't, a simple reboot helped solve it and it hasn't occurred since.
Also these tools can't monitor the other cores, if you're rooted why not try synapse as helkat suggested
Sent from my iPad using Tapatalk
Denhot said:
This is consistent with what I've noticed. The time It didn't, a simple reboot helped solve it and it hasn't occurred since.
Also these tools can't monitor the other cores, if you're rooted why not try synapse as helkat suggested
Sent from my iPad using Tapatalk[/QUOTE
Thanks man!
I know how the S810 should work!
But I thought the performance issues have only to do with the temps. But now it seems it have also to do with the battery level.
It would be good if someone tries to reproduce the following to verify it:
1. One run Antutu benchmark with fully charged battery and room cool temps.
To be sure the conditions are the same, shut the display off for one or two minutes, than start display again, kill all recent apps and run Antutu test and note the results.
2. Than wait or do something until your battery is down to 20%, shut the display off for the same time, kill recent apps and start Antutu test run again and compare the results.
I've also tried the same after a reboot, with always the same results.
With 100% I get scores between 60 and 66k and with lower capacity (20%) I get only 48 till 50k!
I am not interested about the benchmark results, but I need to know if this only occurs on my side.
Click to expand...
Click to collapse
So, guys!
I have tested it the last few weeks and it is a fact that the performance in benchmarks is dependent by the battery level.
We have tested it with 3 devices and it is always the same.
But thank God, it seems on the devices perfomance themselves (in apps/ui) this has no effect!
But each one can replicate this behavior very easy!
ollimi1 said:
Hi Jemcik, hi Denhot!
I'm facing the same issues on my new device and it's definately not normal!
With a battery level of 19% I was not able to get the 4 A57 cores online, which results in lower system performance. Have you found a solution?
@Denhot!
Maybe we should rename the thread into: IS OPT PERFORMANCE REALLY DEPENDENT ON BATTERY STATUS AND IS IT A ROM FEATURE OR AN ISSUE!?
I think, one of the kernel devs should be able to answer this question.
Click to expand...
Click to collapse
I have the same issue! When battery level goes lower than 20%, my A57 kernels become offline. I checked this with CPU-Z and PerfMon. And this is the same on stock or custom kernel. Now I am using Boeffla kernel. The most frustrating is that my UI suffer from this. I have lot of lags in simple apps, such as calculator or some messengers.
Same issue here, there are threads in one plus forums.
I think the threashold level is at 40 % ?? They made this to keep the battery up. You can also see faster battery drop till the 40-30% mark then it is harder to kill the battery.
I am also dissapointed in this, maybe we can search the kernel sources ? Or is there a daemon app that triggers this?
I received the phone with 20%-30% battery, started an antutu knowing how powerfull 810 chip is, then boom 45k same as the previos phone i had with 801 chipset...i was like what the fxck....runing antutu again with full battery - 66k.
well i have run benchmark in back ground with few game and apps .. and checked with cpuz max that i have notice was around 50-60% cpu load still 2 off those a57 cores were off using this device for 2-3 days it always turns off 2 cores for me rest 6 is working most of the time :/ Even in battery saver mode .. i am not sure if this is a cpuz issue as i have not rooted my device yet so cant say properly ..
Also i face some freq. benchmark issue like in benchmark it scores around single core - 690 multicore - 2.6K .. and if i restarts device it scores normal - 1.1K and 4.5K .. i have no idea whats wrong with this :/
20% Battery Mark
The drop in performance at 20% Battery is standard behavior of the Rom and Stock Kernel. The Big Cluster (A57) is completly shut down to save Battery. If you dont want this you have to use a custom Kernel which is able to switch this Battery saving strategy off. Boeffla Kernel for example can do that.
Read http://www.anandtech.com/show/9828/the-oneplus-2-review/2.
They "optimized" the soc.....
No they just turned off some cores so there is no heat problem.
So I think this is my first and latest oneplus.
they've hit the mark! What the hell, i think they must be sued for false marketing. Its just like buying a car with 400 hp and those hp are only there when i'm parked or listen to music, if i'm on the highway or on the ridge the car has 100 hp...wtf :|
Killer2k8 said:
they've hit the mark! What the hell, i think they must be sued for false marketing. Its just like buying a car with 400 hp and those hp are only there when i'm parked or listen to music, if i'm on the highway or on the ridge the car has 100 hp...wtf :|
Click to expand...
Click to collapse
Calm down lol it's actually good on their part. Shutting down A57 cores on low battery is a good thing because the A53 cores use much lesser battery. If you're out on a trip and have 10% battery, with the A57 cores this will probably drain off within an hour of intermittent usage. When only the A53 cores are active, the battery life will increase greatly.
Companies design phones for average users, not just gamers. If you don't want this feature, root your phone, flash boeffla's kernel and disable the BCL Battery Driver. It's as simple as that

Which rom has a good battery life?

Hey i tried many diffrent rom bui i can only get 2.5h SOT. Which kernel do you use and which rom to get the maximum battery life without lag?
Battery<----------------------------------->Performance
They are at opposite ends. If you want maximum battery life then there no way to avoid lag.
You can completely turn off 2 or 3 cores, leaving you with a single or dual core phone;
You can also underclock and undervolt the remaining cores, reducing power consumption even more.
This is very battery friendly (in theory), but, as I said, it will give you big lags.
I added a rom video review to the help thread. You might want to check it out.
obol2 said:
Hey i tried many diffrent rom bui i can only get 2.5h SOT. Which kernel do you use and which rom to get the maximum battery life without lag?
Click to expand...
Click to collapse
Sounds like you really need a new battery
GDReaper said:
Battery<----------------------------------->Performance
They are at opposite ends. If you want maximum battery life then there no way to avoid lag.
You can completely turn off 2 or 3 cores, leaving you with a single or dual core phone;
You can also underclock and undervolt the remaining cores, reducing power consumption even more.
This is very battery friendly (in theory), but, as I said, it will give you big lags.
I added a rom video review to the help thread. You might want to check it out.
Click to expand...
Click to collapse
Don't mean to troll, but can't help it. Turn a quad core cpu into a dual core? Really?!
Erm... ok.
thundastruck said:
Don't mean to troll, but can't help it. Turn a quad core cpu into a dual core? Really?!
Erm... ok.
Click to expand...
Click to collapse
Do you have any better ideas on how to increase battery life?
Cores need power to run. Turning them off is a completely logical option.
You really don't need all the cores for most tasks. You can browse Facebook, or whatever, just fine with only two cores.
I am currently running in dual-core mode with max cpu frequency at 1.2 GHz and it still is smooth.
GDReaper said:
Do you have any better ideas on how to increase battery life?
Cores need power to run. Turning them off is a completely logical option.
You really don't need all the cores for most tasks. You can browse Facebook, or whatever, just fine with only two cores.
I am currently running in dual-core mode with max cpu frequency at 1.2 GHz and it still is smooth.
Click to expand...
Click to collapse
I aldeady underclockt it to 1.2 ghz and undervolting it -625000 uV. Shut off to cores and use intellimm. I also under clock gpu to 320 mhz and under volt it 1 step down. I use zen with 1024 kb. Turn off android logger and zram. Use amplify, power nap, greenify and Max 700 mhz screen off. What I can do more?
obol2 said:
I aldeady underclockt it to 1.2 ghz and undervolting it -625000 uV. Shut off to cores and use intellimm. I also under clock gpu to 320 mhz and under volt it 1 step down. I use zen with 1024 kb. Turn off android logger and zram. Use amplify, power nap, greenify and Max 700 mhz screen off. What I can do more?
Click to expand...
Click to collapse
Nothing.
Test your battery. Or better yet, start thinking of getting a replacement or a new phone. With a 2 hour charge something seriously is wrong with your device.
My 3 year old S4-i9500 still comfortably gets through the day. Bought a brand new original battery 6 months ago. Smooth sailing. No under-volting, shutting off cores, under-clocking or any crap like that. Phone is custom rom'med and correctly so if I may add.
obol2 said:
I aldeady underclockt it to 1.2 ghz and undervolting it -625000 uV. Shut off to cores and use intellimm. I also under clock gpu to 320 mhz and under volt it 1 step down. I use zen with 1024 kb. Turn off android logger and zram. Use amplify, power nap, greenify and Max 700 mhz screen off. What I can do more?
Click to expand...
Click to collapse
lower values for read ahead cache are more battery friendly.
Also, bfq is considered more battery friendly too.
thundastruck said:
Nothing.
Test your battery. Or better yet, start thinking of getting a replacement or a new phone. With a 2 hour charge something seriously is wrong with your device.
My 3 year old S4-i9500 still comfortably gets through the day. Bought a brand new original battery 6 months ago. Smooth sailing. No under-volting, shutting off cores, under-clocking or any crap like that. Phone is custom rom'med and correctly so if I may add.
Click to expand...
Click to collapse
In two month I will get a new phone. I want to buy the lg v10 but don't know if it is worth or lg g4 / moto x style.
obol2 said:
In two month I will get a new phone. I want to buy the lg v10 but don't know if it is worth or lg g4 / moto x style.
Click to expand...
Click to collapse
Never heard of these models except for lg g4, which was crap imo.
thundastruck said:
With a 2 hour charge something seriously is wrong with your device.
My 3 year old S4-i9500 still comfortably gets through the day
Click to expand...
Click to collapse
You are aware that he said 2.5h SOT, "screen on time" ?
That means that after using it for an entire day or two, the combined time of the screen being on is 2.5 hours, and in my opinion that is not really bad.
The screen is always the culprit when it comes to power consumption, and in a phone with a battery that doesnt exeed 2000mah its just natural
that after about 2-3 hours of the screen being on the little battery is empty, and no ammount of undervolting will extend that significantly.
The only thing he can consider to increase SOT is a bigger battery, if he doesnt mind the bigger bulge at the back.
Backe888 said:
You are aware that he said 2.5h SOT, "screen on time" ?
That means that after using it for an entire day or two, the combined time of the screen being on is 2.5 hours, and in my opinion that is not really bad.
The screen is always the culprit when it comes to power consumption, and in a phone with a battery that doesnt exeed 2000mah its just natural
that after about 2-3 hours of the screen being on the little battery is empty, and no ammount of undervolting will extend that significantly.
The only thing he can consider to increase SOT is a bigger battery, if he doesnt mind the bigger bulge at the back.
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Had no idea - never really cared what SOT stands for anyway! But thanks for clearing that up. Always had satisfactory battery life on my S4. The few times I didn't was when a rom on my phone went bad & subsequently had to flash another.
So if what you say is true regarding a day or 2 battery life, then what is this chump complaining about? Turning water into wine? :silly:
So @GDReaper idea is right!I currently am on crDroid and when I switch off 2 or 3 cores the phone is as fast as it was and the battery lasts a little bit longer..With normal charging it goes to full for about 1 hour and half and without using it the batttery lasts 1-2 days,using it lasts about 3 hours or 4.I flashed a new kernel and turned on fast charging on Kernel Adiutor,now the phone charges full for about 45 minutes and lasts same! I'm very happy with my battery bcs I haven't changed it since I got the phone!

Pokemon go?

Would this phone work well with Pokémon go?
Wanted to hear from players. Want to know if battery drain, GPS, heat, or GPU are issues.
I've read some conflicting accounts. Wanted to know if running MM stock would be fine. If any particular mods are needed.
Works well in my end. Stock MM w/custom kernel, no gps and gpu problems. Have battery drain though because my cpu governor is always on "performance", have 2 spare battery for the remedy lol. I Like my phone to have snappy performance downside is 4 to 5hrs of heavy use and gaming.
Sent from my SM-N910C using XDA-Developers mobile app
rodynares said:
Works well in my end. Stock MM w/custom kernel, no gps and gpu problems. Have battery drain though because my cpu governor is always on "performance", have 2 spare battery for the remedy lol. I Like my phone to have snappy performance downside is 4 to 5hrs of heavy use and gaming.
Sent from my SM-N910C using XDA-Developers mobile app
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That's actually pretty good battery IMO. Is that on one battery? I'm assuming regular performance or even undervolt would be more that enough for pokemongo?

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