Shutdown cpu cores when low usage - YU Yureka General

I have been using Yureka for few days and see that cpu cores are always on, irrespective of load. Is anyone working on a kernel which can shutdown 4-6 cores when idle or when screen off? I think this would be great for batter.

Try Cpu Tuner, it has options for profiles and to turn off CPU cores after digging into some settings to enable it as far as i remember.

I am using it. However, the current kernel (as well as Sandy) does not support core shutdown so none of the apps have this option. CPU tuner will scale down frequencies to what i want but all 8 cores are always running.

Like this?

How did you shut down the cores please tell us..
Sent from my YU Yureka using XDA Free mobile app

Sudeep Duhoon said:
Like this?
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bro how this possible ??

It is achieved with the help of CPU Tuner app. I am using it since I got my Yureka.

Jimmyz0r said:
It is achieved with the help of CPU Tuner app. I am using it since I got my Yureka.
Click to expand...
Click to collapse
CPU tuner is rooted or unrooted app??

Panneer Selvam said:
CPU tuner is rooted or unrooted app??
Click to expand...
Click to collapse
Rooted.

Thanks Bro...
Sent from my YUREKA using XDA Free mobile app

Can you share your configuration from CPU Tuner? I can't any option in cpu tuner to shut down cores. Only governors and their affinity settings.

rApt0r7 said:
Can you share your configuration from CPU Tuner? I can't any option in cpu tuner to shut down cores. Only governors and their affinity settings.
Click to expand...
Click to collapse
"Simple and Powerful" Config with "Power User" profile.

My CPU tuner was working in non power user mode . Thanks for the info. I can control cpu cores now.
Now only if someone makes a kernel with more governors and automatically shut down cores on low usage . It seem cpu tuner only allows me to set number of cores for a profile.

rApt0r7 said:
I have been using Yureka for few days and see that cpu cores are always on, irrespective of load. Is anyone working on a kernel which can shutdown 4-6 cores when idle or when screen off? I think this would be great for batter.
Click to expand...
Click to collapse
If I am wrong correct me, if I have understood what you are trying to say, you most probably wish to use the feature where the idle cpu cores are shutdown once the load is not that much.
In my knowledge, that's 'Hotplugging' right ?? coz it more or less does the same function. Try installing some custom kernel that provide you with some really good hotplugging governers. And coz the development for yureka is really in it's full form, there have been few kernels that have been posted in the "Original Android Development" section of our xda forums. Try going through them, you will find what you are looking for !

hkm93 said:
If I am wrong correct me, if I have understood what you are trying to say, you most probably wish to use the feature where the idle cpu cores are shutdown once the load is not that much.
In my knowledge, that's 'Hotplugging' right ?? coz it more or less does the same function. Try installing some custom kernel that provide you with some really good hotplugging governers. And coz the development for yureka is really in it's full form, there have been few kernels that have been posted in the "Original Android Development" section of our xda forums. Try going through them, you will find what you are looking for !
Click to expand...
Click to collapse
Yes sir, hotplugging kernel is what i am looking for. Last time i checked, there was just Sandy kernel which did not had this. It seems there are a couple more now . I will give them a shot and update.

rApt0r7 said:
Yes sir, hotplugging kernel is what i am looking for. Last time i checked, there was just Sandy kernel which did not had this. It seems there are a couple more now . I will give them a shot and update.
Click to expand...
Click to collapse
WHICH KERNEL u r using for hotplugging?

Related

How do I go about overclocking my HTC One X?

Hi all I'm fairly new to these forums, although I have been watching from afar for quite some while now!
I have been trying out custom roms and various kernels and was wondering how do I go about overclocking my device? Only reason I am asking is because I was checking out benckmark results for other devices and noticed some can be particularly high.
Any insight would be most appreciated!
I wouldnt try any overclocking on the HOX because of the heat issues. A more safe and stable way of doing it is changing the govenor of the kernel or forcing cores online. I think you can use core control (in the apps and themes section) to change core behaviour and system tuner to change govenor.
view heisoom
I have now installed core control. Got to admit it is nice having the option to save a bit more power. How much as an estimate do each of cores use anyway just out of interest?
meleelord said:
I have now installed core control. Got to admit it is nice having the option to save a bit more power. How much as an estimate do each of cores use anyway just out of interest?
Click to expand...
Click to collapse
you can download an app called tegrastats to find out more but all you should know is this. once you activate the corecontrol and depending what app you use you should be fine. if i was you i would also use no-frills cpu app. that way you can underclock and would save you more juice
Goku80 said:
you can download an app called tegrastats to find out more but all you should know is this. once you activate the corecontrol and depending what app you use you should be fine. if i was you i would also use no-frills cpu app. that way you can underclock and would save you more juice
Click to expand...
Click to collapse
Fantastic! Many thanks for the advice. I have now installed no-frills cpu, and started to tinker around with the settings. Could I ask as I am still fairly new to some of this, when I first went on to the settings both maximum and minimum were set to 1.5 GHz (Not sure if it was just saying this on the app or not or if these are the actual settings) but I would guess this would use a lot more power am I right?
meleelord said:
Fantastic! Many thanks for the advice. I have now installed no-frills cpu, and started to tinker around with the settings. Could I ask as I am still fairly new to some of this, when I first went on to the settings both maximum and minimum were set to 1.5 GHz (Not sure if it was just saying this on the app or not or if these are the actual settings) but I would guess this would use a lot more power am I right?
Click to expand...
Click to collapse
yes you are right. put the min frequency to say 200 or 300 mhz and then press apply on boot and then reboot and you should be fine

Unable to stick at lower CPU freq

I am currently using this rom http://forum.xda-developers.com/showthread.php?t=2306650 , but i doubt its the rom fault.
Using the MIUI settings, Antutu CPU master, or ROM ToolBox, applying a lower CPU max freq will not stick.
Ex: The max is 1890mhz, but i want it at 1566mhz for the max. After turning the phone off and on, the max CPU freq. goes back to the original 1890mhz. With a reboot, it sticks, half the time.
What do i do? Please reply ASAP, my S4 gets hot while playing games so i like to underclock it.
With many years of experience, the best thing I can tell you is to not place a MHz cap that is too high. Your phone can potentially be a potato if you're not careful.
Sent from my GT-I9505G using Tapatalk
HenryTheUnicorn said:
I am currently using this rom http://forum.xda-developers.com/showthread.php?t=2306650 , but i doubt its the rom fault.
Using the MIUI settings, Antutu CPU master, or ROM ToolBox, applying a lower CPU max freq will not stick.
Ex: The max is 1890mhz, but i want it at 1566mhz for the max. After turning the phone off and on, the max CPU freq. goes back to the original 1890mhz. With a reboot, it sticks, half the time.
What do i do? Please reply ASAP, my S4 gets hot while playing games so i like to underclock it.
Click to expand...
Click to collapse
Download CPU controller app from the market. It will reset your CPU upon screen on.
Sent from my SGH-M919 using Tapatalk
elesbb said:
Download CPU controller app from the market. It will reset your CPU upon screen on.
Sent from my SGH-M919 using Tapatalk
Click to expand...
Click to collapse
Everything I've ussed applies settings on boot, but it wont frickin work sometimes.
HenryTheUnicorn said:
Everything I've ussed applies settings on boot, but it wont frickin work sometimes.
Click to expand...
Click to collapse
SetCPU has different profiles to configure. And which ROM are you on? There might be an init.d script adjusting the frequencies. SetCPU will apply them AFTER any init.d scripts are ran so that should fix it. I loved SetCPU till ktoonsez made his own app.
elesbb said:
SetCPU has different profiles to configure. And which ROM are you on? There might be an init.d script adjusting the frequencies. SetCPU will apply them AFTER any init.d scripts are ran so that should fix it. I loved SetCPU till ktoonsez made his own app.
Click to expand...
Click to collapse
the rom i am on is in the first post.
How do i check the script if it is?
Meh, till i figure that out, time to use SetCPU. I MUCH prefer Antutu Cpu Master Pro, a profile for overheating? Hell yes, i set mine to 1.2ghz at 105 degrees F. and 1.5/1.6ghz when its normal. Helped ALOT
HenryTheUnicorn said:
the rom i am on is in the first post.
How do i check the script if it is?
Meh, till i figure that out, time to use SetCPU. I MUCH prefer Antutu Cpu Master Pro, a profile for overheating? Hell yes, i set mine to 1.2ghz at 105 degrees F. and 1.5/1.6ghz when its normal. Helped ALOT
Click to expand...
Click to collapse
I believe setCPU has that profile as well
Sent from my SGH-M919 using Tapatalk
elesbb said:
I believe setCPU has that profile as well
Sent from my SGH-M919 using Tapatalk
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Oh darn. It worked for a bit. Now instead of going back to normal max frequency after a reboot or boot up, it does it when I'm using the phone.
Does PAC ROM have this issue? If not, I'll use pac rom instead. Or it may be a kernel problem? Idk much about android stuff
HenryTheUnicorn said:
Oh darn. It worked for a bit. Now instead of going back to normal max frequency after a reboot or boot up, it does it when I'm using the phone.
Does PAC ROM have this issue? If not, I'll use pac rom instead. Or it may be a kernel problem? Idk much about android stuff
Click to expand...
Click to collapse
Sounds like the kernel is overriding certain things in different scenarios. I'd try a different kernel.

App for Limiting CPU Clock (Stock Kernel)

Hi to all.
I've just rooted my Tab S and looking for an app to manage cpu clock with stock kernel (I want to underclock it a bit to save some battery as I'm not a gamer).
Any recommendations?
Thanks in advance.
PS: Sorry for my english!
pantezuma said:
Hi to all.
I've just rooted my Tab S and looking for an app to manage cpu clock with stock kernel (I want to underclock it a bit to save some battery as I'm not a gamer).
Any recommendations?
Thanks in advance.
PS: Sorry for my english!
Click to expand...
Click to collapse
Just use a CPU management app such as setcpu, but it's a bit pointless anyway. The CPU will only ramp up when needed, so if you don't game you won't have high CPU usage.
ashyx said:
Just use a CPU management app such as setcpu, but it's a bit pointless anyway. The CPU will only ramp up when needed, so if you don't game you won't have high CPU usage.
Click to expand...
Click to collapse
I'm asking cause the one I use on other device doesn't work on Lollipop (don't know if SetCPU works on LP as it hasn't been updated).
AFAIK cpu ramps up a lot, even when web surfing or reading.
I'm looking for an intermediate state between default and power saver mode.
Thanks.
pantezuma said:
I'm asking cause the one I use on other device doesn't work on Lollipop (don't know if SetCPU works on LP as it hasn't been updated).
AFAIK cpu ramps up a lot, even when web surfing or reading.
I'm looking for an intermediate state between default and power saver mode.
Thanks.
Click to expand...
Click to collapse
Setcpu works fine.

mpdecision for mi max helium

It is reportedly not working on the hydrogen model
Dear Friends i saw online one mod which will be of benefit to all of
Mpdecision is watching the load on your device! When you´re only doing simple stuff like browsing, texting or listening to music, the mpdecision service will completely shutdown single cpu cores to reduce power consumption. When you start games or other heavy processes, mpdecision will bring back online all your cores!
You can download Apps like CPU-Z to monitor your CPU Core Status! With mpdecision Service enabled, you can see that some of the CPU Cores go on- and offline. Without mpdecision all Cores are allways online.
It has been developed by the developers at mi-globe com and you can download the mod there
http://mi-globe.com/index.php/2016/...-mpdecision-for-all-xiaomi-snapdragon-phones/
I am using it on my helium and it is working.
seking said:
Dear Friends i saw online one mod which will be of benefit to all of
Mpdecision is watching the load on your device! When you´re only doing simple stuff like browsing, texting or listening to music, the mpdecision service will completely shutdown single cpu cores to reduce power consumption. When you start games or other heavy processes, mpdecision will bring back online all your cores!
You can download Apps like CPU-Z to monitor your CPU Core Status! With mpdecision Service enabled, you can see that some of the CPU Cores go on- and offline. Without mpdecision all Cores are allways online.
It has been developed by the developers at mi-globe com and you can download the mod there
http://mi-globe.com/index.php/2016/...-mpdecision-for-all-xiaomi-snapdragon-phones/
I am using it on my helium and it is working.
Click to expand...
Click to collapse
Thank you !
Sent from my MI MAX using Tapatalk
seking said:
Dear Friends i saw online one mod which will be of benefit to all of
Mpdecision is watching the load on your device! When you´re only doing simple stuff like browsing, texting or listening to music, the mpdecision service will completely shutdown single cpu cores to reduce power consumption. When you start games or other heavy processes, mpdecision will bring back online all your cores!
You can download Apps like CPU-Z to monitor your CPU Core Status! With mpdecision Service enabled, you can see that some of the CPU Cores go on- and offline. Without mpdecision all Cores are allways online.
It has been developed by the developers at mi-globe com and you can download the mod there
http://mi-globe.com/index.php/2016/...-mpdecision-for-all-xiaomi-snapdragon-phones/
I am using it on my helium and it is working.
Click to expand...
Click to collapse
Can i know are you using GlobeRom for it to work and the same Rom version....does flash this will change anything with the rom...
That I am not sure. I am using the Globe rom and it is inbuilt mod in that rom. I dont know if you flash this mod on other roms. May be you can contact the developers.
Hmm.never heard of this ROM. Is it any good? Like what do they mean by battery tweaks..the info is a little vague...
netusername said:
Hmm.never heard of this ROM. Is it any good? Like what do they mean by battery tweaks..the info is a little vague...
Click to expand...
Click to collapse
If you go the link i have given you will be clear
On a cleanly installed globeROM Helium with nothing else on it except cpu-z, after several minutes, the governor changes suddenly to performance mode and sets all online cores to the highest clock speed and sometimes stays there for good even after several reboots. It shuts down some cores but the over-all cpu load becomes so high that it drains the battery so fast and heats up the phone a little while even idle. If the governor changes to performance mode, the govtuner mod becomes useless and incompatible and can never be run unless governor goes back to interactive mode. I use Kernel Adiutor to control cpu problems a little but I have to check once in a while because it still happens and I have to manually set governor back to interactive mode again through Kernel Adiutor. So it is useless for now. I hope they fix it as mpdecision is dong wonders on other snapdragon 650-652 phones like the Samsung A9 Pro.
seking said:
Dear Friends i saw online one mod which will be of benefit to all of
Mpdecision is watching the load on your device! When you´re only doing simple stuff like browsing, texting or listening to music, the mpdecision service will completely shutdown single cpu cores to reduce power consumption. When you start games or other heavy processes, mpdecision will bring back online all your cores!
You can download Apps like CPU-Z to monitor your CPU Core Status! With mpdecision Service enabled, you can see that some of the CPU Cores go on- and offline. Without mpdecision all Cores are allways online.
It has been developed by the developers at mi-globe com and you can download the mod there
http://mi-globe.com/index.php/2016/...-mpdecision-for-all-xiaomi-snapdragon-phones/
I am using it on my helium and it is working.
Click to expand...
Click to collapse
Not Working on hydrogen ROM:- xiaomi.EU 6.11.17
Help me
See the screenshots
I am attaching some screen shots. Obviously it is working as two cores stopped. As soon as I wake up the device I could see for a brief second all cores stopped and they start as the device is woken up.
aaryan45 said:
Not Working on hydrogen ROM:- xiaomi.EU 6.11.17
Help me
Click to expand...
Click to collapse
confirmed on GlobeROM web that mpdecision is not supported on Hydrogen. Maybe OP can edit the title to avoid confusion and error
alf0 said:
confirmed on GlobeROM web that mpdecision is not supported on Hydrogen. Maybe OP can edit the title to avoid confusion and error
Click to expand...
Click to collapse
So Now?
Guys, I tried it on my helium, but didn't work. If you would turn off 2 cores, you can download ex kernel manager and tap on "esacore mode"
Davide__97 said:
Guys, I tried it on my helium, but didn't work. If you would turn off 2 cores, you can download ex kernel manager and tap on "esacore mode"
Click to expand...
Click to collapse
Click Option on left menu -> CPU -> choose Hexacore mode (Disable CPU6 and CPU7).
That's it!

Why Cpu All Core Working Without Use Any App?

Cpu Every Core Working Without Use Any App in Recent List
It shows 633Mhz for me (first four cores)
which rom you are on ?
however background processes of Android do take cpu usage
YasuHamed said:
It shows 633Mhz for me (first four cores)
which rom you are on ?
however background processes of Android do take cpu usage
Click to expand...
Click to collapse
I Think Other Core Should Stop When Not Use Any App in Recent
I does not seem to work like that. I have never seen my Redmi having a single idle CPU core
Sent from my whyred using XDA Labs
RupeshRN said:
I Think Other Core Should Stop When Not Use Any App in Recent
Click to expand...
Click to collapse
You think wrong
RupeshRN said:
I Think Other Core Should Stop When Not Use Any App in Recent
Click to expand...
Click to collapse
stock min freq is little 633 mhz big 1130mjz
underclocked can go to 300mhz both big and little.
you mean a hotplug.. when not in use all cores off then whn input turn on... unfortunatelly theres no hotplug for 636.. as they say in kernel settings balme qualcomm

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