Overclock and Underclock - Galaxy Grand 2 Q&A, Help & Troubleshooting

Is anybody able to set their min frequency above 300 ? im not able to overclock bcuz im not able to change the default frequency ? is it the kernel issue ?

Sanjuujosephh said:
Is anybody able to set their min frequency above 300 ? im not able to overclock bcuz im not able to change the default frequency ? is it the kernel issue ?
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Try with a custom kernel.... stock kernel is sh! T...

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[Q] setcpu with softroot....

i grant the root access and detect the cpu speed min 480mhz and max 528mhz,
however, i cannot overclock it, any thing i need to do ?
thanks
ckc0 said:
i grant the root access and detect the cpu speed min 480mhz and max 528mhz,
however, i cannot overclock it, any thing i need to do ?
thanks
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Click to collapse
You need custom kernel with overclock support. But unfortunately it's unavailable actually. So you can't do it now.
you can't todo this now
is that mean the custom kernal which support overclock for wildfire will coming out later ? or it is technically unavailable ?

Stock Kernel CPU Speed vs Fugumod

Hi everyone,
I just have a little question.
It seems that when installing Fugumod kernel, users (including me) start to experience some lags on some (unknown to me) circumstances. These lags are easily solved by setting the min frequency to 166 MHz (I do that with pimp my cpu). My question is : Is that behaviour different than with the stock kernel ? I mean what is the min frequency on the stock kernel ? 83 MHz like the fugumod kernel ? Setting 166MHz as min frequency is a patch or is it just putting back the same value as the stock kernel ?
I known that I could easily test it by myself just by putting back a stock kernel over my fugumod kernel, but I already converted all three FS to ext2/ext4.
And btw, i like my Fugumod kernel so thanks to Sebastien and the others for their work.
Fred.
fred.lefranc said:
Hi everyone,
I just have a little question.
It seems that when installing Fugumod kernel, users (including me) start to experience some lags on some (unknown to me) circumstances. These lags are easily solved by setting the min frequency to 166 MHz (I do that with pimp my cpu). My question is : Is that behaviour different than with the stock kernel ? I mean what is the min frequency on the stock kernel ? 83 MHz like the fugumod kernel ? Setting 166MHz as min frequency is a patch or is it just putting back the same value as the stock kernel ?
I known that I could easily test it by myself just by putting back a stock kernel over my fugumod kernel, but I already converted all three FS to ext2/ext4.
And btw, i like my Fugumod kernel so thanks to Sebastien and the others for their work.
Fred.
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yes the default freq for the CPU are 667-83 and if want to use THE DEFAULT freq than flash a non OC version of FUGUMOD
pator5 said:
yes the default freq for the CPU are 667-83 and if want to use THE DEFAULT freq than flash a non OC version of FUGUMOD
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Thanks, but that was not my question ;-)
I simply want to known what is the behavior of a stock kernel regarding cpu freq. Is the min frequency on a stock kernel also 83 MHz or something else ?
Fred.
I think the main problem is the governor, or wrongly chosen governor that keeps the cpu stuck too low
fred.lefranc said:
Thanks, but that was not my question ;-)
I simply want to known what is the behavior of a stock kernel regarding cpu freq. Is the min frequency on a stock kernel also 83 MHz or something else ?
Fred.
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yes i think i've answer that 83 is the min freqflash a stock kernel and check with Set Cpu
pator5 said:
yes i think i've answer that 83 is the min freqflash a stock kernel and check with Set Cpu
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My mistake, as you talked about fugumod OC, I though you were referring default freq range for FuguMod instead of the stock one.
I think the main problem is the governor, or wrongly chosen governor that keeps the cpu stuck too low
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Thanks, but it lead to other questions ;-)
What is the default governor of a stock kernel ?
As I am using FuguMod 2.4 800, and PimpMyCpu tells me that there's no governor, is it safe to assume that it's the same governor on my FuguMod version and on the stock kernel. If so, why lags on Fugumod?
And finally, on Fugumod kernel what would be the best governor. My aim is more battery conservation than pure performance, yet these lags @83MHz are extremely annoying.
Thanks,
Fred.
well on my i phone i also prefer to use the conservative governor but when it comes to play heavy games i change the governor to performance.
for saving battery make a screen off profile with max frequency 166 or just a bit more that that...
it saved a lot of my battery...

Overclock on GingerXperia

Does gingerxperia support overclock by itself?
I see in cyanogenmod setting overclock option and when i change it to (for ex. 729 mhz) i go back to home screen and the return to overclock setting i see it return to default (600 mhz). Why?!!
Also SetCPU doesn't work!
Do i have to install custom kernal??
*In MiniCM-7 overclock works fine from cyanogenmod settings.
1Fawwaz said:
Does gingerxperia support overclock by itself?
I see in cyanogenmod setting overclock option and when i change it to (for ex. 729 mhz) i go back to home screen and the return to overclock setting i see it return to default (600 mhz). Why?!!
Also SetCPU doesn't work!
Do i have to install custom kernal??
*In MiniCM-7 overclock works fine from cyanogenmod settings.
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Click to collapse
You have to instal either the OC Module for stock kernel or any custom kernel which supports OC'ing. Are you sure it worked in MiniCM-7, except from having the ability to check the new amount of MHz?
TimeWasterNL said:
You have to instal either the OC Module for stock kernel or any custom kernel which supports OC'ing. Are you sure it worked in MiniCM-7, except from having the ability to check the new amount of MHz?
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you mean this: Modules for stock kernel.: Flash with CWM. This package contains: AnDyX's Dualtouch for Cypress, AnDyX's smartass governor, ext3/4, X8Gesture, X8MDDI, X8UV.
but what is that "smartass governor and the x8mddi"??
1Fawwaz said:
you mean this: Modules for stock kernel.: Flash with CWM. This package contains: AnDyX's Dualtouch for Cypress, AnDyX's smartass governor, ext3/4, X8Gesture, X8MDDI, X8UV.
but what is that "smartass governor and the x8mddi"??
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Click to collapse
x8 mddi is a module that reduce the lag experienced by all custom roms. governor is the way the phone control the cpu. smartass governor operates by reducing ur cpu speed when the screen is off and increasing it when the screen is on.
Sent from my X8 using xda premium
1Fawwaz said:
Does gingerxperia support overclock by itself?
I see in cyanogenmod setting overclock option and when i change it to (for ex. 729 mhz) i go back to home screen and the return to overclock setting i see it return to default (600 mhz). Why?!!
Also SetCPU doesn't work!
Do i have to install custom kernal??
*In MiniCM-7 overclock works fine from cyanogenmod settings.
Click to expand...
Click to collapse
Im used before Gingerxperia v17 with stock kernel 2.6.29 and it allowed overclocking.No problems!Now i using same ROM with nAa kernel 2.6.29-nAa-08 and have no issues.Do you know when you will install custom kernel you MUST have opened bootloader!
overclock
i have 2.6.29 and i cant overclock my x8 , can anybody help me....plz

[Q] Is there a kernel that supports underclock?

I'm on stock but rooted, wanna underclock to try to save battery... thanks!
Why not just lower the max frequency? Can be done with any of a bunch of kernel apps.
carlz28 said:
Why not just lower the max frequency? Can be done with any of a bunch of kernel apps.
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That's what I am trying to do, I thought it needs kernel support, no? I used to use Trickster Mod on N5...
Not sure how it works on Lollipop, but previously all you needed was root. Then use a kernel app that allows you to set min and max frequencies. Undervolting 'may' require a kernel that supports it.
Under clocking below stock kernel min. frequency would require a different kernel of course.

deafult cpu stock kernel values?

Hi guys
does anyone know the min and max cpu values of both cpu cluster on stock kernel?
thanks!
iosonofrancesco said:
Hi guys
does anyone know the min and max cpu values of both cpu cluster on stock kernel?
thanks!
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Hi... I don't have them in mind and actually running EX Kernel... Since nobody seems to answer, the best way for you to find out is to install it and check by yourself with a kernel manager app: Kernel Adiutor, EX Kernel Manager, etc... It should normally cost you a maximum of 15 minutes of your time... :good:
Good luck...

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