UNDERVOLT - Sony Ericsson Xperia Mini, Mini Pro, Xperia Pro, A

How can i UNDERVOLT my XPERIA Mini
Please give me detailed guide.

piousheart said:
How can i UNDERVOLT my XPERIA Mini
Please give me detailed guide.
Click to expand...
Click to collapse
Undervolt ? Why ? Do you want flickering backlight and reduced performance... However you can underclock it and decrease battery consumption...
Sent from my WT19i using xda app-developers app

piousheart said:
How can i UNDERVOLT my XPERIA Mini
Please give me detailed guide.
Click to expand...
Click to collapse
you can undervolt easily with system tuner
or you can use my init.d script from my ROM (attached)
max CPU speed is set to 768MHz, default governor is interactivex, but you can change that to whatever speed and governor you like.
edit it with notepad++

can you tell me if its applicable in a stock kernel ICS

rockpaper said:
can you tell me if its applicable in a stock kernel ICS
Click to expand...
Click to collapse
Stock cant be undervolted

what are the best values ​​of voltage adjustments due to their frequency.
I already did some undervolts but I have a good drop in performance.
Kernel MESA 2.0 and Puress 3.1 ROM

eltonpestana said:
what are the best values ​​of voltage adjustments due to their frequency.
I already did some undervolts but I have a good drop in performance.
Kernel MESA 2.0 and Puress 3.1 ROM
Click to expand...
Click to collapse
Hm. I didn't experience a performance drop when UV-ing...
Kernels already have the most stable voltage tables. So if you want stability, don't change anything.
Try system tuner app, and play with the voltage settings. If you lower them too low, the phone will freeze immediately and you'll know what's the limit.

Related

[KERNEL][23/07] █░ SGSII | 2.6.35.7-MirageS2 [v5]- STOP BATT DRAIN | OC 1600mhz ░█

[KERNEL][23/07] █░ SGSII | 2.6.35.7-MirageS2 [v5]- STOP BATT DRAIN | OC 1600mhz ░█
Firstly, I'm not responsable if you brick your phone doing overclock or a bad use of this kernel. So, be careful.
This kernel is built from a custom modified source by me (I've added and modified some things to an updated SGS2 source), I've tried to modify it to get the lowest battery drain, so this kernel should stay in a step between performance and battery, if you like some more performance you can download SetCPU, or other custom app to modify freqs and default governor.
What's included:
-For XXKG1/G2/G3 (should work with olders too)
-Modified Freq range 11 steps (200-400-500-600-800-900-1000-1200-1400-1504-1600 Mhz)
-CPU UV sysinterface (thanks to ninphetamine)
-Modified cpufreq.c to force processor to go step-by-step in freqs.
-Default Freq: 500-1200 Mhz ondemand (the best to get low batt drain, should drain lower in sleep)
-Lowest maximum freq blocked to 400mhz (so if you put 200-200, it will run 200-400, locked due to better performance)
-Available governors: interactive-smartass-conservative-userspace-powersave-ondemand-performance (custom modded smartass, ondemand and interactive governors)
-CFS Scheduler.
-SLQB Allocator.
-CFQ Block IO Scheduler (Available: no-op, deadline, cfq)
-Modified Initramfs from saturn_de (thanks to him and Chainfire) - I've added some values to this init.rc to get lower battery drain and some performance. (some different from saturn)
-CWM 4.0.0.2 Recovery
-Disabled Profiling support and debugs, added ThumbEE, Improved Control Group Support.
-Added some CFQ IO tweaks
-Changed dalvikvm heapsize to 60m (this should improve performance on tasking)
-Touchscreen fix added (thanks to vicenzo91)
*[email protected]
*[email protected]
*int:fast is not included due to performance problems.
*not compatible with tegrak OC (tested with SetCPU)
test with performance 1504mhz, vfs_cache_pressure=100 and dalvik 64m (default vfs=70, you can modify it downloading Sysctl Config from Market)
v5:
*set samsung-update1 as base (fix reboots)
*added slqb patch
*removed bfq
Download:
SERVERS:
[USA]SGSII-2.6.35.7-MirageS2-v5
[DEUTSCHLAND]SGSII-2.6.35.7-MirageS2-v5
[Mirror]http://sgsii.z4mb0.net/Kernels/SGSII-2.6.35.7-MirageS2-v5.tar Mirror by El TeKi thanks
reserved.....
Wow nice to see you here. Will try it out immediately
Sent from my GT-I9100 using XDA Premium App
looks really really really promising... trying it now
how come i only get scores around 3200 with every rom and kernel? and everyone else has so high
going to try this one soon
yeaaa baby !!
Good to see you here Neo. Been a Aurax/Reflex fan on the Desire...
This is good news!
Regards
Awesome, will try this when i get home
Sent from my GT-I9100 using XDA Premium App
Just flashed. Oc to 1.5ghz. First quadrant 4566
will give feedback on batt consumption soon
Hope to see soon a rom made by you..... On my old desire i had your auraxtsense!!! U are great
Very nice neo. I'm a fan of your desire rom.. now u make a kernel for sgs2. No doubt, i will try it in the future. I hope u release your own version rom for sgs2.
+1
Sent from my GT-I9100 using XDA App
+2
Sent from my GT-I9100 using XDA App
trunks986 said:
Hope to see soon a rom made by you..... On my old desire i had your auraxtsense!!! U are great
Click to expand...
Click to collapse
Soon mate, soon. Thanks
Holy shiznit,who would've thought we'd be seeing you here Neo?I gotta thank you for the first rom that made me actually love my Desire.Not the only one,but it was the first whatsoever.
I'd like to tell you a thing or two(or three ) though.
1)You should add support for SetCPU's voltage control.I know there are other apps that do the same thing,but the number of people using SetCPU is massive.And on the Galaxy S 2,undervolting is very important,especially to avoid issues with overheating.
2)Could you pleaaaase lower the max clock by only 4MHz?My phone is unstable at 1504MHz with 1350mV,while it's rock stable at 1500Mhz with 1325mV.And I'm serious,4MHz only and it makes a huge difference,while performance-wise it's the same.
3)You could also overclock the GPU.200MHz with 750mV min and 400MHz with 1100mV max seems stable for everyone.You can gain quite a lot of performance,while it doesn't heat or consume more.You can also test if what I say is true yourself.
Else that those three...Well,welcome to our world pal!The world of power!
I don't know what you did to get 5000 in productivity on smartbench11 cos I can't hit more than 4300 even with the vfs setting changed...and yes I am overclocked to 1.5ghz and locked there.
Hi can make a kernel with default clock with 1,5ghz please ?
Yanardag said:
Hi can make a kernel with default clock with 1,5ghz please ?
Click to expand...
Click to collapse
Just download SetCPU and set the min and max to full.
Mirror http://www.megaupload.com/?d=4LLP5HPF
Another mirror http://www.multiupload.com/L215724GBY
Just flashed your kernel. Thanks
Is auto brightness broken ? The brightness goes to 100% on autobrightness eventhough it is night and there is no light
Tried wiping dalvik cache but did not help
EDIT: Covering the light sensors with a black blanket did not change anything. So there seems to be a problem with auto brightness. I am on stock KG1 leaked rom

[APP][2.2+] SimpleOC - v1.2

Ok guys this is my first overclocking app, including the following features:
Simple management of Processor Frequencies (Min and max)
Governors management with a gesture (Swipe down)
IO Schedulers management with a gesture (Swipe up) *new
Save as safe feature, wich means you have less chance to make some excesive overclock damage
Run at boot option
Visualization Settings
Requirements:
Android 2.2+
Kernel support for overclocking
Rooted device
Features planned:
-Profiles and notifications
-Voltage control (if kernel supports)
-AutoSet best config *new
Links at second post.
Some screenshots
02/04/2012 - v1.2
Fixed some fc while switching frequences on SeekBar
Fixed wrong sort of frequencies (now always from lesser to greater)
New ICS UI (only for ICS devices)
Almost done time / temperature profiles
Changed write method to command echo "frequency" > /sys/blah...
Current ram usage - 5MB, size 45.9KB
24/01/2012 - v1.1
Profiles implemented
Save as safe feature is better now (long click to show current saved)
Profiles (for now only battery level)
Notification system (also customizable led color settings*)
Independent performance settings submenu (for now just "pi" test, wich means a load test calculating pi number on loops)
Bugfixes and improvements
Current ram usage - 2.3MB, size 45.4KB
*This feature may not work on some devices
20/01/2012 - v1.0
First release
Official List of Current Working Devices:
Samsung Galaxy S / S2 - Fully working
Sony Ericsson Xperia Family - Fully working
Huawei U8800 (IDEOS x5) - Fully working
Milestone 1 - Fully working
LG Optimus One / 2X - Fully working
LG GT540 - Fully working
Which kernel is better for this app??
icerebro said:
Which kernel is better for this app??
Click to expand...
Click to collapse
That doesn't depends on kernel, app will adapt on any kernel if it support overclock (all kernels in mini and mini pro does support oc)
I've tested and works perfectly...!
I used with Naa Kernel and Rom
As soon as I set vlaue 768 and apply phone reboots. I this just me?
hey!! D4.
nice to see u again in this forum. thank you
Banwell13 said:
As soon as I set vlaue 768 and apply phone reboots. I this just me?
Click to expand...
Click to collapse
this happens to me too (not thru the app, i OC using CMsettings) some minipro's can seemingly go only upto 691 MHZ withh one oc module..
for example with nAa kernel i can go only upto 691Mhz but with zombipanic kernel i can go to 800Mhz dunno y...
hey! d4. i saw gpu overclock stuff in ur github sources. any progress??
siddardha21 said:
hey! d4. i saw gpu overclock stuff in ur github sources. any progress??
Click to expand...
Click to collapse
Nope, GPU clocks seems to be complex to mod. And now im not in vacations so my time is not a lot cuz im almost always busy
Good work D4!!
and the app it's really small 33KB!!
just suggestions:
1
it's possible to have the stability test in a single option too?
...not linked to the save as safe feature??
2
..to write somewhere the swipe options
just in case of memory loss
thanks
ciribaski said:
Good work D4!!
and the app it's really small 33KB!!
just suggestions:
1
it's possible to have the stability test in a single option too?
...not linked to the save as safe feature??
2
..to write somewhere the swipe options
just in case of memory loss
thanks
Click to expand...
Click to collapse
I will do your first suggestion, was already planned, the other one i dont know if is so relevant
It seems my kernel doesn't support over clocking
The sliders are not moving, I guess I will have to replace the kernel. which one do you suggest? I have an Arc S.
DeepUnknown said:
It seems my kernel doesn't support over clocking
The sliders are not moving, I guess I will have to replace the kernel. which one do you suggest? I have an Arc S.
Click to expand...
Click to collapse
Could you tell me your Kernel's name (even better upload a screenshot of about phone in settings)?, also 2 more things, is your phone rooted, and did you allow superUser permissions to simple OC ?
Hi,
I cannot choose any IO schedulers - I have only 'noop' in every governor.
HTC Desire Z here and my kernel is 2.6.35.14-Andromadus-Flinny-v1 (from Andromadus ICS v8 rom).
Any suggestion?
Greets & thx for the app!
can i use this to underclock stock kernel?
stemer said:
Hi,
I cannot choose any IO schedulers - I have only 'noop' in every governor.
HTC Desire Z here and my kernel is 2.6.35.14-Andromadus-Flinny-v1 (from Andromadus ICS v8 rom).
Any suggestion?
Greets & thx for the app!
Click to expand...
Click to collapse
Can you upload a screenshot?, that may be because your kernel only supports noop io scheduler.
EDIT: On my stock kernel with no custom io schedulers, the list is reduced, so that does means your kernel only supports Noop scheduler.
romy134 said:
can i use this to underclock stock kernel?
Click to expand...
Click to collapse
Im not sure, but i will try and say you
EDIT: Yes you can, but with the new version, will release soon. Also, sliders cant be moved if your kernel does not support overclock, but you can setup easily a powersave governor, wich will underclock your cpu
universal?
what devices does this app support? all androids running 2.2+ or just xperia? i would assume that with SetCPU mentioned in the op that it is universal, but wanted to make sure. TIA
esthernrob said:
what devices does this app support? all androids running 2.2+ or just xperia? i would assume that with SetCPU mentioned in the op that it is universal, but wanted to make sure. TIA
Click to expand...
Click to collapse
My aim is to make it universal and lightweight as hell! ill need support from all devices owners, for now, it should work on any device, anyway please test it. I will release a "more universal" version soon, im talking about 2 days, almost done now.
ok nice app but its been done alread about the exac same thing with NOFRILLS CPU thats out in the market for free and has been out longer and suports more languages . so dont know why this app got recognition on xda while nofrills cpu didnt and its been out longer... if anyone intrested look up nofrills cpu its the same thing ..... ps. im not tolling or hateing just thought id point it out ...

[Q] [CM7] What are the differences between CPU Governors?

I wonder what are the differences between the cpu governor settings in Cyanogenmod 7 .
I'm currently using ondemand option, i'm good with it but i want to know what smartass or interactive etc. do. And why to choose the others except ondemand or poversaver. And which works better for ace.
And of course, which option do you use ?
http://forum.xda-developers.com/showthread.php?t=1369817
kevinlekiller said:
http://forum.xda-developers.com/showthread.php?t=1369817
Click to expand...
Click to collapse
Thanks for the link, that was very helpful.

[Q] How to change CPU frequency on GPU lock?

I'm using siyah kernel and would like to know how to change the CPU frequency should be locked to when highest GPU step is used.
to all using siyah kernel anyone know how/where to tweak this? TIA
bordikun said:
I'm using siyah kernel and would like to know how to change the CPU frequency should be locked to when highest GPU step is used.
to all using siyah kernel anyone know how/where to tweak this? TIA
Click to expand...
Click to collapse
I believe you use extweaks from the market....
I'm using extweak right now, mind telling me what part of it to tweak/set/adjust?
also in the CPU > SCHED_MC options are (0,1,2) which is the best? did really understand the description
edit: If you're on siyah kernel what sched_mc did you set?
bordikun said:
I'm using siyah kernel and would like to know how to change the CPU frequency should be locked to when highest GPU step is used.
to all using siyah kernel anyone know how/where to tweak this? TIA
Click to expand...
Click to collapse
Open extweaks and then go to the GPU section and simply change the value
Info: stock siyah is 500 and stock samsung is 1200
Mopral said:
Open extweaks and then go to the GPU section and simply change the value
Info: stock siyah is 500 and stock samsung is 1200
Click to expand...
Click to collapse
i'm looking to how to set at this custom frequency:
100MHz-160MHz-266MHz-400MHz
double post**
bordikun said:
i'm looking to how to set at this custom frequency:
100MHz-160MHz-266MHz-400MHz
Click to expand...
Click to collapse
So, what you really want is changing your GPU clock?
Answer: not working yet on Siyah because of a small code from samsung but should work on next siyah 1.3
Mopral said:
So, what you really want is changing your GPU clock?
Answer: not working yet on Siyah because of a small code from samsung but should work on next siyah 1.3
Click to expand...
Click to collapse
Oh i see, cause i read some post before you can use some code to tweak gpu lock but never mind cause its not working.
One last thing in the CPU > SCHED_MC which option did you set? 0,1, or 2? Didn't really much understand the description below, which saves more battery?
Can not answer this one: never touch this setting...
Ok thanks.

no 1.8MHz setting with SiyahKernel S3 v1.3.8

Hi there, I am using Omega V9.0 with SiyahKernel S3 v1.3.8 and the app EdTweaks. But I can not get hoger than 1.6MHz. I read the specs and it said steps to 1.8GHz with the SiyahKernel S3 v1.3.8.
Is it somewhere hidden?
You need more voltage, but take care.
Enviado pelo meus dedos
Use Voltage Control or similar from the Play Store.
Sent from my GT-I9300 using xda premium
sxi200 said:
Use Voltage Control or similar from the Play Store.
Sent from my GT-I9300 using xda premium
Click to expand...
Click to collapse
But I don`t know what settings for the voltage to get 1.8MHz?
I overclocked my calculator the other day. I got 1,9 MHz. Crazy.
My phone does 1,8 GHz
master64nl said:
But I don`t know what settings for the voltage to get 1.8MHz?
Click to expand...
Click to collapse
Hi,
For the 1.8Ghz slot the voltage is 1450mV, try by 25mV steps...
But I don't know the "tolerance" of maximum voltage, in my opinion don't go above 1500mV.
Maybe your CPU can't handle 1.8Ghz, if it's like some other phones, some can handle higher overclock, others can't...
You can use SetCpu, mostly don't set anything at boot...
EDIT:Re reading the OP..., in fact you do not see the 1.8Ghz slot???
Guys I think he is asking why you cannot OC higher than 1600mhz in extweaks.
I don't know whh that happens but you can use setcpu to OC to 1800mhz.
Sent from my GT-I9300 using xda premium
nodstuff said:
Guys I think he is asking why you cannot OC higher than 1600mhz in extweaks.
I don't know whh that happens but you can use setcpu to OC to 1800mhz.
Sent from my GT-I9300 using xda premium
Click to expand...
Click to collapse
Hi,
That's what I thought after thought , thanks.
It's right in ExTweaks there is not the 1.7/1.8Ghz slots
So you can use SetCpu, the 1.7Ghz and 1.8Ghz slots are present.
Originally Posted by sxi200
Use Voltage Control or similar from the Play Store.
Sent from my GT-I9300 using xda premium
Click to expand...
Click to collapse
But I don`t know what settings for the voltage to get 1.8MHz?
Click to expand...
Click to collapse
Voltage control will override the extweaks settings and sets the voltage according to your oc selection. Just open it and set to 1.8. If all is well you can set it at boot. If nit just reboot and reset but increase the voltage.
You can also check to see what it's running using CPU spy.
Sent from my GT-I9300 using xda premium
victorator said:
I overclocked my calculator the other day. I got 1,9 MHz. Crazy.
My phone does 1,8 GHz
Click to expand...
Click to collapse
:laugh: I mean 1.8GHz :laugh:
nodstuff said:
Guys I think he is asking why you cannot OC higher than 1600mhz in extweaks.
I don't know whh that happens but you can use setcpu to OC to 1800mhz.
Sent from my GT-I9300 using xda premium
Click to expand...
Click to collapse
Yes, that what I ment :good:
Thanks everyone for thinking with me.
sxi200 said:
Voltage control will override the extweaks settings and sets the voltage according to your oc selection. Just open it and set to 1.8. If all is well you can set it at boot. If nit just reboot and reset but increase the voltage.
You can also check to see what it's running using CPU spy.
Sent from my GT-I9300 using xda premium
Click to expand...
Click to collapse
But in ExTweaks there is no CPU slot for 1.7 or 1.8GHz. Only 1.6GHz. It has CPU undervolting. Is standard on NO.
But you can override GPU voltages levels. I don`t know how to use these or does it effect on the CPU?
I have use the app CPU Master of AnTuTu. Here there is a 1.8HHz slot but after rebooting and after a benchmark it is still 1.6GHz???
Perhaps I have to use the app SetCPU.
In Cpu Master have you tick set on boot?
Maybe a bit risky to 1.8Ghz unless you have tested this frequency for a long time and all is fine.
In any case with SetCpu the CPU freq remains after reboot.
And this is what I said, in ExTweaks there is not 1.7 and 1.8Ghz slot...Maybe ask to gokhanmoral why or if this is normal?
And the GPU setting affects only the GPU, not the CPU.
You can also try System Tuner on the Play Store for yours CPU settings, but be careful to not multiply the CPU apps setting to avoid conflicts in case of different settings in each apps
For example use only ExTweaks for your GPU settings and only SetCpu for your CPU settings... not more.
viking37 said:
In Cpu Master have you tick set on boot? Probably not, must check it.
Maybe a bit risky to 1.8Ghz unless you have tested this frequency for a long time and all is fine.
In any case with SetCpu the CPU freq remains after reboot.
And this is what I said, in ExTweaks there is not 1.7 and 1.8Ghz slot...Maybe ask to gokhanmoral why or if this is normal?
And the GPU setting affects only the GPU, not the CPU.
You can also try System Tuner on the Play Store for yours CPU settings, but be careful to not multiply the CPU apps setting to avoid conflicts in case of different settings in each apps
For example use only ExTweaks for your GPU settings and only SetCpu for your CPU settings... not more.
Click to expand...
Click to collapse
So it is better to leave this way, only use ExTweak and uninstall the other tweak apps?
Yes, I would say to keep only one app for your CPU settings.If the 1.6Ghz slot is good enough for you or your usage keep it like that.If you want test above 1.6Ghz then installs SetCpu but use only SetCpu for your CPU settings, not extweaks because there could be conflicts (maybe) if you set 1.6Ghz in ExTweaks and 1.8Ghz in SetCpu, not normally but you never know.
And with ExTweaks you can set many other things with Siyah kernel like GPU, sound, etc... so with this kernel ExTweaks is the best app, obiously
It really depends on what you want LOL, SetCpu is very complete for CPU settings but only for that (volatge, governor settings).
In my opinion just keep ExTweaks with your overclock at 1.6Ghz and you are good!
master64nl said:
But in ExTweaks there is no CPU slot for 1.7 or 1.8GHz. Only 1.6GHz. It has CPU undervolting. Is standard on NO.
But you can override GPU voltages levels. I don`t know how to use these or does it effect on the CPU?
I have use the app CPU Master of AnTuTu. Here there is a 1.8HHz slot but after rebooting and after a benchmark it is still 1.6GHz???
Perhaps I have to use the app SetCPU.
Click to expand...
Click to collapse
When I said voltage control, I didn't mean voltage control in extweaks. Voltage Control is an app in the play store which will allow you to set the CPU to 1.8. It overrides the settings used in extweaks. Set it to 1.8 and it will adjust the voltages accordingly. You can even change them independently if you like. Test at 1.8 for a few days and if you have no problems then tick to set it at boot. You will know if it's overclocked to 1.8 with CPU spy also from the play store.
Sent from my GT-I9300 using xda premium
Aha
sxi200 said:
When I said voltage control, I didn't mean voltage control in extweaks. Voltage Control is an app in the play store which will allow you to set the CPU to 1.8. It overrides the settings used in extweaks. Set it to 1.8 and it will adjust the voltages accordingly. You can even change them independently if you like. Test at 1.8 for a few days and if you have no problems then tick to set it at boot. You will know if it's overclocked to 1.8 with CPU spy also from the play store.
Sent from my GT-I9300 using xda premium
Click to expand...
Click to collapse
Aha voltage control is an app. I will look for it and found it. Finally there is the 1.8GHz :victory:
What to set with on demand? In ExTweaks they use pegasusq and in Voltage Control they use ondemand. There is also hotplug and performance. Is it better to deinstall the other tweak cpu apps?
Anyway this does not work. The same with CPU Master. Set it on 1.8GHz but it is hanging now with a benchmark. After rebooting it is back at 1.6GHz. Do I have to use another kernel?
viking37 said:
Yes, I would say to keep only one app for your CPU settings.If the 1.6Ghz slot is good enough for you or your usage keep it like that.If you want test above 1.6Ghz then installs SetCpu but use only SetCpu for your CPU settings, not extweaks because there could be conflicts (maybe) if you set 1.6Ghz in ExTweaks and 1.8Ghz in SetCpu, not normally but you never know.
And with ExTweaks you can set many other things with Siyah kernel like GPU, sound, etc... so with this kernel ExTweaks is the best app, obiously
It really depends on what you want LOL, SetCpu is very complete for CPU settings but only for that (volatge, governor settings).
In my opinion just keep ExTweaks with your overclock at 1.6Ghz and you are good!
Click to expand...
Click to collapse
First I try what sxi200 said about Voltage Control.
I am not happy
Tested the Voltage Control but after setting it on 1.8GHz and tried a benchmark it is dead :crying:
Had to put the battery out for 10 minutes. I think I use ExTweaks with the Siyah kernel at 1.6GHz pffffffff
master64nl said:
Aha voltage control is an app. I will look for it and found it. Finally there is the 1.8GHz :victory:
What to set with on demand? In ExTweaks they use pegasusq and in Voltage Control they use ondemand. There is also hotplug and performance. Is it better to deinstall the other tweak cpu apps?
Anyway this does not work. The same with CPU Master. Set it on 1.8GHz but it is hanging now with a benchmark. After rebooting it is back at 1.6GHz. Do I have to use another kernel?
Click to expand...
Click to collapse
Yeah I did set it to 1.8 a while ago and it also hung during benchmark tests. Maybe it needs more voltage at 1.8. Might be worth a try increasing it in the Voltage Control app.
After reboot it goes back to 1.6 unless you set it at boot within the vc app. But risky until you sort out the freezing issues. I'd recommend not to set it for now.
Personally, I found 1.6 to be fast enough so I just use extweaks. Also probably better for battery as well.
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