Someone with Kernel knowledge please help me a bit! - Sprint Galaxy S 5 Q&A, Help & Troubleshooting

Running MOAR v2 and stock NE5 kernel. Downloaded Trickster MOD and trying to mess with the min/max of CPU frequency to save battery when I don't plan on being on my phone a lot.... but the min/max never seem to save, is it the app or something I may be doing wrong? Thanks in advance!
BTW- What I am trying to do is: scheduler= CFQ; governor= Conservative; Min= 422; Max= 1497

Stock kernel's typically can't have clocks adjusted, you'll have to go with a custom kernel.

AestenD said:
Stock kernel's typically can't have clocks adjusted, you'll have to go with a custom kernel.
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Funny bc I'm doing it as we speak with Trickster MOD app!

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[Q] Help with infusion kernel v1.1

Hey, i am running on infused v2.1.0 and i have transfuzion theme. Anyway i tried to flash the kernel and i thought i did it right went to recovery mode then falsh zip from sd watever then reboot consol. i go back to my About Phone and still no infusion 1.1 it says : Kernel Version 2.6.35.7-I1997RUXKG-3-CL366622... Any help would be appreciated ! Thank you for your time .
IrInfuseD said:
Hey, i am running on infused v2.1.0 and i have transfuzion theme. Anyway i tried to flash the kernel and i thought i did it right went to recovery mode then falsh zip from sd watever then reboot consol. i go back to my About Phone and still no infusion 1.1 it says : Kernel Version 2.6.35.7-I1997RUXKG-3-CL366622... Any help would be appreciated ! Thank you for your time .
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I'm pretty sure that is the Infusion kernel. If you read the rest it should say [email protected] # infusion gb
I'd suggest downloading Voltage Control and seeing what options you have in there. You'll know you installed it correctly if you see speeds up to 1600 in there. Plus it's a good tool if you want to Under Voltage a little bit to help on battery life.
Kernel Version number is 2.6.35.7-1997RUXKG3-CL366622 for infusion 1.1. Your good.
TheCajun said:
Kernel Version number is 2.6.35.7-1997RUXKG3-CL366622 for infusion 1.1. Your good.
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Actually that version string is useless for determining which kernel you're running other than "based on Rogers Gingerbread" - since the proprietary Samsung modules force kernel devs to avoid doing anything that modifies that string. (Modify that string = device will not boot.)
The best way to figure out which kernel you're running are:
1) Featureset. If you have frequencies higher than 1200 MHz you're running Infusion as it's the only overclock kernel there is. If you have netarchy-style voltage control but no overclock, you're likely on my Daily Driver. If you have neither, you're probably on Hellraiser or the stock Infused ROM kernel.
2) Build username/host of the kernel to determine who built it. If you look back through my posts you should find one with a list of a few known user/host combos for various kernel devs.
Thanks for the replies guys! I checked in my voltage control i have the 1600mhz in there but i dont really know how to set them... ive looked around i did something but im not sure if thats the best set up. I sitll do not know if i am running on infusion 1.1 i have infused 2.1 for sure but not sure about the kernel. Anyway thanks for the reply guys the help is much appreciated but IF you can help me figure out this voltage thing it'll be great! Also i have downloaded the tranzfusion theme and i dont really like it is there anyway i can delete it?
Entropy512 said:
Actually that version string is useless for determining which kernel you're running other than "based on Rogers Gingerbread" - since the proprietary Samsung modules force kernel devs to avoid doing anything that modifies that string. (Modify that string = device will not boot.)
The best way to figure out which kernel you're running are:
1) Featureset. If you have frequencies higher than 1200 MHz you're running Infusion as it's the only overclock kernel there is. If you have netarchy-style voltage control but no overclock, you're likely on my Daily Driver. If you have neither, you're probably on Hellraiser or the stock Infused ROM kernel.
2) Build username/host of the kernel to determine who built it. If you look back through my posts you should find one with a list of a few known user/host combos for various kernel devs.
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Sorry didnt know this, thanks for the correction. I dont like giving people bad info.
---------- Post added at 10:05 PM ---------- Previous post was at 09:58 PM ----------
IrInfuseD said:
Thanks for the replies guys! I checked in my voltage control i have the 1600mhz in there but i dont really know how to set them... ive looked around i did something but im not sure if thats the best set up. I sitll do not know if i am running on infusion 1.1 i have infused 2.1 for sure but not sure about the kernel. Anyway thanks for the reply guys the help is much appreciated but IF you can help me figure out this voltage thing it'll be great! Also i have downloaded the tranzfusion theme and i dont really like it is there anyway i can delete it?
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If you installed 1.1 and voltage control tells you can OC to 1600 then you have 1.1 installed. People use different setups for the Overclocking. use Cfq as scheduler and Ondemand as governor. make sure you turn on 1600 by hitting the red button next to it if you already havent. dont use more than 5-6 mhz speeds at one time. I use 200 400 800 1200 1600.
Just to the OP...the easiest way to me to flash a kernel is simply by downloading SGS Kernel Flasher, selecting the kernel, and flashing it. It's about as painless as you can get.
Thanks for the replies guys much appreciated !

[Q] No frills CPU with stock kernel?

Can i use No frills CPU or any other cpu controller with stock rom and kernel?
Yes I believe you can as long as your rooted.
Sent from my HTC Sensation 4G
Yes, you can. However you won't be able to overclock anything since the stock kernel doesn't support that. You can only change governors and I/O scedulers. If you want to stay on the stock kernel but have the ability to overclock/undervolt, you can try SebastianFM's kernels.
I also tried to overclock my CPU with stock kernel. Is does not work and changing the governors just makes the phone a bit slower for me cause the kernel doesn't really support is. Try senseomaniac rom, has the bricked kernel. I am using now and works great.
Welsyntoffie said:
I also tried to overclock my CPU with stock kernel. Is does not work and changing the governors just makes the phone a bit slower for me cause the kernel doesn't really support is. Try senseomaniac rom, has the bricked kernel. I am using now and works great.
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You don't have to change ROM to use another kernel . If changing the governors makes your phone slower, you probably tried 'conservative' or 'powersave'.
Yeah I know for only changing kernel, but is much easier to flask complete rom then only kernel, kernels differ and are many for different phone roms made for spicific phone then kernel will work. I had screen off governor set to 1cpu and 192 fq, made the unlock slow
Sent from my Sensation Z710e using xda app-developers app
V1k70r said:
Yes, you can. However you won't be able to overclock anything since the stock kernel doesn't support that. You can only change governors and I/O scedulers. If you want to stay on the stock kernel but have the ability to overclock/undervolt, you can try SebastianFM's kernels.
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No i was unable to use No frills, i set min to 192Mhz, in the application it says 192Mhz but actually it stays at 384Mhz.
I think he meant stock rom. You need a custom kernel to change the frequencies and voltage, that includes lowering the lowest possible frequency (384 to 192).
Yes, i apologise, min was 384. Didnt pay much attention to the numbers

Setcpu to OC Atrix 2 ?

Will using Setcpu allow me to overclock the cpu on rooted stock 4.0.4 or does the stock kernel not allow it?
Use the oc method from here
http://forum.xda-developers.com/showthread.php?t=1648421
@Mtn - While not wanting to deviate from the OP, correct me if I am wrong but OP mentions stock 4.0.4 whereas your link points to ScV7 based on ics leak for the OC method. So will it work?
Also would appreciate if you could advise which one is better, SetCPU, AnTuTu CPU Master, Android Overclock (J Rummy). My primary question is after ICS OTA the Cpu has automatically scaled up to 1200 so what will be the safest OC value therefore without destabilizing the system?
RAD7 said:
@Mtn - While not wanting to deviate from the OP, correct me if I am wrong but OP mentions stock 4.0.4 whereas your link points to ScV7 based on ics leak for the OC method. So will it work?
Also would appreciate if you could advise which one is better, SetCPU, AnTuTu CPU Master, Android Overclock (J Rummy). My primary question is after ICS OTA the Cpu has automatically scaled up to 1200 so what will be the safest OC value therefore without destabilizing the system?
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Those overclock modules will work on any ics version for the A2. Rdavict's flashable zip is the easiest method. Personally i use nofrills cpu and as far as oc values that differs from chip to chip. My first A2 would do almost 1.4 while my new one gets flaky after 1.3
Go here and at the bottom of the first post download the tweakerz alpha app.with it you can adjust clock speed and voltage quickly but it wont stick through a reboot. So if you set a bad oc you wont be sol
http://forum.xda-developers.com/showthread.php?t=1754888
:good: Noted all @ Mtn..very insightful and needs much reading before I can start asking any questions
mtnlion said:
Go here and at the bottom of the first post download the tweakerz alpha app.with it you can adjust clock speed and voltage quickly but it wont stick through a reboot. So if you set a bad oc you wont be sol
http://forum.xda-developers.com/showthread.php?t=1754888
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That app sure makes it simple.

[Q] What's the best battery saver kernel for Sensation?

I'm using ARHD 6.8.0 and sebastianFM kernel. I set gpu frequency of 2d and 3d to lowest which is 200, but still when I play games it still drains as fast as when the 2d and 3d is set higher. I also set minimum cpu frequency to 192 and maximum to less than 1000 ghz but it still drains battery fast. By the way, I'm using Kernel Tuner App to tweak the kernel.
Is there a kernel with fastcharge enabled for sensation?
I want the kernel that's best both for gaming and browsing internet-wise.
Help me guys thanks.
up
rainversion13 said:
I'm using ARHD 6.8.0 and sebastianFM kernel. I set gpu frequency of 2d and 3d to lowest which is 200, but still when I play games it still drains as fast as when the 2d and 3d is set higher. I also set minimum cpu frequency to 192 and maximum to less than 1000 ghz but it still drains battery fast. By the way, I'm using Kernel Tuner App to tweak the kernel.
Is there a kernel with fastcharge enabled for sensation?
I want the kernel that's best both for gaming and browsing internet-wise.
Help me guys thanks.
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Hi,
If you play games,you will use more battery,no ,matter what kernel you use.
Play games=more cpu=more battery.
FAUX KERNEL has fast charge capability.
SULTAN too
Oh I see. So I've read about Sultan. But what kernel of sultan to install? It's confusing there's Sultan Linaro, Sultan AOSP, Sultan Aroma etc.. What's the proper Sultan Kernel that I should use?? I'm on ARHD 6.8.0. Thanks
rainversion13 said:
Oh I see. So I've read about Sultan. But what kernel of sultan to install? It's confusing there's Sultan Linaro, Sultan AOSP, Sultan Aroma etc.. What's the proper Sultan Kernel that I should use?? I'm on ARHD 6.8.0. Thanks
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Hi,
I gave you the link for the "Sense" version of the kernel.
Oh Sorry haha. Because you helped me, I clicked the thanks button. So thanks
Btw, what's AROMA? should I download the one with AROMA or the one who don't have AROMA?
rainversion13 said:
Btw, what's AROMA? should I download the one with AROMA or the one who don't have AROMA?
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Hi,
Use the one "With" Aroma.
It just helps you with the installation.
Thanks a lot for the help
rainversion13 said:
Thanks a lot for the help
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Make a full Nandroid backup first before you flash the Sultan kernel.
That way if you do something wrong in the installation and pick the wrong options in Aroma it's super easy to just revert and start over. (Though I think Sultan offers a "reset" option as well.) But still...you're doing something you'r enot familiar with so make a backup first.
Skipjacks said:
Make a full Nandroid backup first before you flash the Sultan kernel.
That way if you do something wrong in the installation and pick the wrong options in Aroma it's super easy to just revert and start over. (Though I think Sultan offers a "reset" option as well.) But still...you're doing something you'r enot familiar with so make a backup first.
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The Powerful Kernel Reset included in my kernel's Aroma installer will erase init.d scripts left behind my many kernels (including my kernel) and it will then proceed to purely install my kernel with no init.d script included.

[Q] no-frills CPU recommended for stock JB?

I'm curious of whether it's okay to run no-frills CPU with stock JB, as it doesn't seem to have a CPU governor.
http://forum.xda-developers.com/showthread.php?t=911917
Is it recommended or needed?
Thanks!
On the stock kernel, it won't do you a ton of good... And you will have to be rooted to use it.
thanks, I'm rooted.
The reason it won't do me a good must have been that the stock already has a governor or something ???
palmwangja said:
thanks, I'm rooted.
The reason it won't do me a good must have been that the stock already has a governor or something ???
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Stock kernel doesn't allow for under/overclocking... I guess there are a couple of governors on the stock kernel, so you could change those around?
Custom kernels give you options like under/overclocking, different governors, different schedulers... etc.
So there's no reason you can't put NoFrills or any other CPU control app on a stock kernel, you just won't get a whole lot of choices with the stock kernel

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