Force GPU Rendering - Battery Improvement? - Galaxy Note II Q&A, Help & Troubleshooting

I'm trying to find out whether enabling Force GPU Rendering in the Dev Options is worth doing to improve battery?
I've read everywhere mixed opinions, that it works or it doesn't work or it 'should' work in theory but am unsure - mainly because it's set to off by default..
Currently running Resurrection Remix Marshmallow and the battery life is randomly good and [email protected]

It will increase usage, the stress of graphics is being handled by both CPU and GPU to save battery. Turning that setting on will put a big burden the GPU itself cant handle too well. Results will be faster performance yet glitches and stuff like overheat and battery drain may happen.

Related

Does Overclocking eat up battery life?

Does overclocking have effect on my battery life? not successful in searching a thread on this. Thanks.
HI
I mentioned a few things about it in this thread, if you scroll to my bit, but this is no hard and fast tes, just my observations.
http://forum.xda-developers.com/viewtopic.php?t=59473
use xcpuscalar and set it to scale up and down based on proc. percentage, i find i can even save battery like this, whilst having the performace of a permanent OC when i need i.
@fa147 will do that.
i actually noticed that when i removed xcpuscalar and returned to normal i was able to save almost 2X my bat life.
@midget_1990 I have not tried auto scale but wouldn't this make the system slower instead because it would only speed up when there is already a lot of load and might cause hangups?
I used to hackmaster to a) save battery when i'm not using my device by underclocking and b) to scale up and o/c the performance when I need it (like with media playback etc)

Battery Life vs Performance

For those of you running a 4.2.2 based custom rom and kernel (CM, AOKP, PA), please let me know what settings for cpu frequency, voltages, and governor that give you the best performance to battery life ratio.
Personally I use what I have to. So if I'm playing a game I will over clock or set to performance. If I'm watching a video or something I'll put it on on demand. And if I need to save battery I put it on power save. For me it all depends on the circumstances. But for normal use my default is usually on demand.
Regards,
Team Necessity
TeamNecessity said:
Personally I use what I have to. So if I'm playing a game I will over clock or set to performance. If I'm watching a video or something I'll put it on on demand. And if I need to save battery I put it on power save. For me it all depends on the circumstances. But for normal use my default is usually on demand.
Regards,
Team Necessity
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I have major problems with my battery on 4.2.2. But I use juice defender and regular settings. I found a really nice sony experia rom that runs 4.0 that is nice, and makes my battery last a lot longer than 4.2. Even though it is not as cool....
Ondemand kernel settings on my xylon port. Good battery and performance for me

[Q] Dat memory usage, yo...[VZW Gnex] (SOLVED-ISH)

I have tried almost every rom/kernel combination available and cannot seem to sustain an acceptable amount of RAM usage. I constantly have over 60-70% memory usage and there is NOTHING installed on the phone yet! It's causing massive slowdowns that make the phone nearly unusable. I cant seem to find the problem.
Currently using PA 4.3 beta with ASKP 4/2 build. Same issue. I've tried 4.2.2 roms, 4.3 roms, and every available 4.4.2 rom + kernels.
Is there any way to cut down the RAM usage? An app, a mod, a kernel/rom combo that will help me out here? Or is it just my device? I had one before and do not remember it being this awful before
since nobody seems to have any insight, id like to update with a note or two...
PA 4.3-Beta2/Dirty-V 20140422 is BADASS. Memory management is MUCH better. only about 40-50% RAM usage anymore. here are the settings im using (with TricksterMod for PERFORMANCE...battery is...meh):
General Tab:
I/O - 1280/fiops
CPU -
Min 350000
Max 1650000
Max Scr. Off 525000
Min Scr. On 350000
Governor - interacivex/smartassv2/ondemand (i switch between them for no reason at all really, just to test the difference. none really noticed. dyninteracive causes bootloop)
Specific Tab:
Content Adaptive Brightness - ON
Force Fast Charge - ON
Multicore Power Saving - 2 (just because...dont really know what impact it has)
High Performance Sound - ON
Headphone Volume Boost - 1
Vibrator Strenght - 127
Dynamic FSYNC - ON (havent noticed an impact either way...maybe battery life?)
Temperature Limit - 80
Temperature Throttle - ON
GPU OC - 384MHz (512 on my device causes garbage/lag in alot of games)
ZRAM - OFF (dont really understand its purpose...)
Voltages are untouched (suggestions?)
Phone does get pretty hot playing games like Asphalt 8/Real Racing 3/CoD: BOZ/CoD: Strike Team/anything graphically intense, but they all run exceptionally well. Apps that arent intense on resources are super snappy and much more responsive than they used to be on any other kernel/rom combo i tried.
These are just MY settings (again...for PERFORMANCE) Battery life is great depending on what im doing and how long im doing it for. Left alone with moderate internet usage i can get about 3/4 day with it. Gaming...forget it lol.
Any tips on better performance without the heat?

Increase LG G4 battery life by 30% must be rooted

*I no longer have this phone so these values and builds will not be updated if you would like to add new values for this phone or add tweaks to existing builds then feel free to post them on this thread.
*This requires root
I decided to make this thread to share with you guys a tweak that I found that really helped my battery life. I was never able to get more than 3hrs of screen on time on my phone or get decent standby times on lollipop like I did when I was on marshmallow but I may have found a solution. I stumbled on this thread: http://forum.xda-developers.com/nexus-5x/general/guide-advanced-interactive-governor-t3269557 by soniCron give the guy a thanks while you're over there. This guide is for CPU settings to increase battery life and performance. I saw that it was for the Nexus 5x and because the g4 and 5x have the same CPU I decided to give it a shot. I never noticed much performance improvements but I did notice a big battery improvement like I said before. There are many different flavors of tweaks to try and I ended up going with GhostPepper and then tweaking it to my liking.
Here are my settings for the G4 based on GhostPepper
https://docs.google.com/spreadsheets/d/1Yn-qtExspkzINkhtjHBhQyrbtSdMLH9ls4booeqsfh4/edit?usp=sharing
* 8/14/16 If you used the settings from the beta build Turtle or modded GhostPepper check to make sure your settings are up to date. I just changed some target load numbers slightly and fixed an error with the values for above_hispeed_delay. I also fixed an error with a value for the modded GhostPepper settings.
*8/15/16 Slight changes to beta settings to increase smoothness and battery life slightly
*8/17/16 Small change to beta settings to increase smoothness more and changed development status of Turtle to stable beta meaning you can probably use it without worrying about battery drain or slow downs though it does need more testing to move it to daily use
After changing these values with some type of kernel tweaking app I used kernel adiutor, make sure all CPU boosting settings like touch boost or input interval are off or at 0
After applying these settings you should see noticeable improvements in battery life
If you find any better settings add them to the thread.
*I am not responsible if your phone dies, bootloops, bricks, or causes the world to explode.
Unfortunately, this requires root, so no-go on MM.
konradsa said:
Unfortunately, this requires root, so no-go on MM.
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I meant to put that in the post updating it now.
I found simply changing my governor to interactive greatly increased my battery life. I am going to try this and see what I get. I'll post results.
trxrider31 said:
I found simply changing my governor to interactive greatly increased my battery life. I am going to try this and see what I get. I'll post results.
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OK great this uses the interactive governor.
New Beta Settings
I have updated the main post with a link to a list of settings one of them is the one that was on there before and the other is one I am working on. The beta I just added seems fairly decent from my testing though this is my first time trying to make my own The small core settings are ones that I did and the Big core settings are slightly tweaked GhostPepper settings. This one seems smooth from my testing maybe not as smooth as the first one I added but it does seem to have a little better battery life when doing light gaming. If your adventurous go for it and report any issues and the battery life you are getting. I also turned all thermal settings off like Core control, VDD, and Temp throttle. It didn't have any affect on my temps if anything they went down a little maybe 1 or 2 degrees but did seem to help smoothness and making sure the governor settings acted right on both profiles.
*I am not responsible if your phone dies, bootloops, bricks, or causes the world to explode.
*If you used the settings from the beta build Turtle or modded GhostPepper check to make sure your settings are up to date. I just changed some target load numbers slightly and fixed an error with the values for above_hispeed_delay. I also fixed an error with a value for the modded GhostPepper settings.
Just wanted to post an update on the battery life I am getting with the beta settings. I managed to get almost 5hrs of screen on time with the Turtle settings beating my previous longest screen on time from the images in the first post. I managed to do this with even more demanding tasks. In the first post the battery times are with mainly web browsing this time I was mainly watching Netflix and YouTube for about 3hrs worth of my screen on time. My brightness was also 10% higher than the first time. I also did a standby test and managed to only drain 3% overnight and it said I would get 139 hrs of standby time which I think is insanely good.
Battery life test
I just ran the Geekbench 3 battery test and managed to get 5 hrs 45 min and a score of 3456 on the beta settings. I managed to beat the G4 battery time by 50min and this was with 30% brightness and Bluetooth, WiFi, and Cell on no airplane mode. I also managed to beat the G3 and almost got the same battery time as the OnePlus One.
*Comparisons where made from the battery times here:https://browser.primatelabs.com/battery-benchmarks
Shorty88jr said:
I just ran the Geekbench 3 battery test and managed to get 5 hrs 45 min and a score of 3456 on the beta settings. I managed to beat the G4 battery time by 50min and this was with 30% brightness and Bluetooth, WiFi, and Cell on no airplane mode. I also managed to beat the G3 and almost got the same battery time as the OnePlus One.
*Comparisons where made from the battery times here:https://browser.primatelabs.com/battery-benchmarks
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Hi, dude. I'm very interested in tweaking my G4 to get better battery life as at the moment I need to charge it twice a day. I just have a noob question, could you please tell me how you disabled touchboost using Kernel Adiutor?
IvanN8458 said:
Hi, dude. I'm very interested in tweaking my G4 to get better battery life as at the moment I need to charge it twice a day. I just have a noob question, could you please tell me how you disabled touchboost using Kernel Adiutor?
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Go to the CPU section then scroll all the way down till you get to a section that says CPU Boost. Set the Interval to 0 Sync Threshold disabled and Input Interval to 0. The input boost frequency will never disable for me but with the above settings it shouldn't matter because it will never run anyway.
Shorty88jr said:
Go to the CPU section then scroll all the way down till you get to a section that says CPU Boost. Set the Interval to 0 Sync Threshold disabled and Input Interval to 0. The input boost frequency will never disable for me but with the above settings it shouldn't matter because it will never run anyway.
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Ok. I really thank you. Just entered the values, I will give it a try and report back on how it goes. Those numbers you got look really good.
IvanN8458 said:
Ok. I really thank you. Just entered the values, I will give it a try and report back on how it goes. Those numbers you got look really good.
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I would try the GhostPepper settings first. The beta settings seem to give me better battery but they are still a work in progress and not as smooth as the other settings but you can use them if you want any feedback on those settings would be appreciated. I was also surprised how much those settings did for my battery life.
I decided to do a benchmark on how much of a difference there was between stock and the custom settings and to show I wasn't making stuff up by saying that I used these settings and magically got almost double battery life With the stock settings I got just a hair over 3hrs vs almost 6hrs on the tweaked CPU settings. You can see the results from stock in the IMG. The results for the tweaked settings are near the bottom of the first page.
IvanN8458 said:
Ok. I really thank you. Just entered the values, I will give it a try and report back on how it goes. Those numbers you got look really good.
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How is your battery life after trying the settings out for a few days?
hey man i just tried yours and let we see the performance in next day. anyway the tweak that youve done is only on the CPU? no GPU or whatsoever? what if i implemented from others, let say other G4 users that tweak the GPU and i combined with your CPU tweak. any problem?
Hey man, how could I get the tweak for this setting? Thank you
I didn't think you could tweak the kernel without an unlocked bootloader for the Verizon G4 (vs98613b)?
elrosid said:
hey man i just tried yours and let we see the performance in next day. anyway the tweak that youve done is only on the CPU? no GPU or whatsoever? what if i implemented from others, let say other G4 users that tweak the GPU and i combined with your CPU tweak. any problem?
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Click to collapse
Yes just CPU and yes you can use GPU tweaked combined with the CPU tweaks just be aware it may affect stability.
glees.shin said:
Hey man, how could I get the tweak for this setting? Thank you
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You need to be rooted then use the app kernel adiutor and change the values in the app.

Spherekat 5.4 N5110 Slowdown/lag

Not sure if this is the right thread to talk about it, but recently I flashed the 5.4 version of this kernel http://forum.xda-developers.com/showthread.php?t=2775998 and so far so good, it fixed the 4.4.2 S Pen problem. However, I've noticed that, when I use multitask mode (2 apps open at the same time stacked on top of each other), there is some light stuttering(?). Not laggy, but when I scroll it kinda stutters a bit. Strangely enough, this only happens during multitask mode, not if I have a lot of apps open in the background. This isn't the real problem though, the real problem is that the kernel seems to cause the S Note app to lag so much that it's almost unusable. Another problem i've found was that SOMETIMES when listening to music when the screen is off, the music lags so much that it's inaudible. Not often, though, and I dorn know what specifically causes it, other than the low GPU speed. The kernel specifically states this:
"GPU settings are:
Step0 54MHz = new Idle step = when in browser mode and no gaming this low GPU speed will help save power
Step1 266MHz
Step2 350MHz
Step3 533MHz = new speed foe step3 for better performance in drawing
Step4 700MHz = New OC speed for the better gaming performance
GPU settings are not editable and hard set in the kernel"
I'm taking a guess here but I think that the low, non editable GPU settings are causing the slowdowns.
Is there any way to somehow increase the GPU, even though it says that it's uneditable? Has anyone used this kernel before and found out how to fix it? Would downgrading to a lower version of the kernel fix the slowdowns? This is the only kernel I found that fixed the slowdown for my device, I can't really install a different one, but I can downgrade this specific kernel, which I think could fix it but I'm not sure. Are there any other fixes?

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