[Q] Stable CPU/GPU OC with Siyah Kernel 6.05b5 [4.1] - Galaxy S II Q&A, Help & Troubleshooting

Hello. sorry if it has been already posted, but I want only "up-to-date" answers.
I have some questions:
1. Which is the best governor to use ( for this kernel ) for a balance between battery and performance ( I use lulzactive right now, I heard that it's very good for a balance between those two but it seems like ondemand is doing a lot better when it comes to battery life )
2. I don't mind OC'ing the CPU but the GPU yes. I want to play games such as Real Racing 3 with acceptable FPS, so I need a boost for the GPU. What settings to use here?
Thanks.

Ondemand and row.

Don't know what governor does Siyah have,but you need to try out "cfq" scheduler with "slp" governor.I think only Apolo kernel has that.

what do you mean by 'row' ?
@GamingDj siyah kernel governors:
ondemand
pegasusq
lulzactive
lulzactiveq
conservative

Scheduler row
Gov ondemand

Andrew is right...from these Row with ondemand is the best.Are you on Stock ROM 4.1.2? If so,then I recommend you trying out Apolo.Maybe extreme v0 or Regular.

Thanks.
I may try thoses ROM but I enjoy the stock ROM, I would change it just for better performance in gaming ( and as I know, the ROM's aren't for that )
edit: oops Apolo is a kernel.. well, as I know, the Siyah Kernel is the best for this phone, isn't it?
but still: no overclock settings for the GPU?

burningcow said:
Thanks.
I may try thoses ROM but I enjoy the stock ROM, I would change it just for better performance in gaming ( and as I know, the ROM's aren't for that )
edit: oops Apolo is a kernel.. well, as I know, the Siyah Kernel is the best for this phone, isn't it?
but still: no overclock settings for the GPU?
Click to expand...
Click to collapse
I think dorimanx is the best. It's siyah based and updated alot by a cracking dev

i may give it a try. let's hope it's better.

If you like stock then you should try out alliance or biftor ect ect. These are custom stock roms that work lovely and if you mix it up with a little dorimanx you end up with a kick ass phone. Not to put down Apollo kernel as that is really good for battery but Dori is better for tuning cpu/gpu ov/uv.

burningcow said:
Thanks.
I may try thoses ROM but I enjoy the stock ROM, I would change it just for better performance in gaming ( and as I know, the ROM's aren't for that )
edit: oops Apolo is a kernel.. well, as I know, the Siyah Kernel is the best for this phone, isn't it?
but still: no overclock settings for the GPU?
Click to expand...
Click to collapse
With siyah kernel flashed in ur phone u get an app called extweaks or stweaks. This app too was developed by gokhan moral. U can go to GPU tab and change the GPU frequency step. Be careful and don't go beyond 400mhz. It may heat up your phone very much. I use this settings for increasing the smoothness of the phone. And one more thing. Gradually increase the steps.Don't keep the 1st step as 300 or 400. I recommend 160 or 200.

andrewwright said:
If you like stock then you should try out alliance or biftor ect ect. These are custom stock roms that work lovely and if you mix it up with a little dorimanx you end up with a kick ass phone. Not to put down Apollo kernel as that is really good for battery but Dori is better for tuning cpu/gpu ov/uv.
Click to expand...
Click to collapse
hmm.. i really want to try dorimanx, but, can i flash it over the siyah or i have to somehow delete siyah first?
is the stock ROM that bad? i see that you insist changing it.. as i said: i would change the ROM only if it has performance improvements ( in games, because the stock ROM is doing pretty good in others ) but as I know ROM's aren't for gaming.
@santhosh502 i know it's all about the frequencies. but i need all of the steps. not just the first one. what are you using?

Nope just flash it

andrewwright said:
Nope just flash it
Click to expand...
Click to collapse
okay, thanks, what settings do you recommend for this kernel?

On demand and row

andrewwright said:
On demand and row
Click to expand...
Click to collapse
thanks again. i will try it, let's hope it's better than Siyah.

Just remember that siyah is for stock and not cm/aokp roms. Dorimanx is for both. 8.xx is stock and custom and 9.xx is for custom only.

I use siyah kernel. But u can download stweaks in play store too. The link for steps is here. Be careful as ur hands might get burned. http://forum.xda-developers.com/showthread.php?t=1657491

I understand that you can use siyah with cm/aokp but not supported by dev. Dorimanx is a much safer bet for stability

andrewwright said:
I understand that you can use siyah with cm/aokp but not supported by dev. Dorimanx is a much safer bet for stability
Click to expand...
Click to collapse
Is it true that I can't run Dorinmanx 9.xx on stock ROM?
And.. what do you think about CM ROM? Is it worth trying?

Related

What Kernels for No-Frills CPU?

My SGA is on GB 2.3.6 (Russian ROM) and I have installed No-Frills CPU, but I am not able to use it to full potential. The Developer says I need some custom Kernels for this.
Which Kernels are these? Is it ok to use diff kernels?
what do u mean by "full potential"?
afaik for changing cpu scaling freq, cpu governor or changing disk io scheduler, u can do it even on stock kernel. maybe the selection is a little bit less, but it'll definitely works.
i dont know if cpufrills can also change cpu voltage, even so we dont have any kernel that support cpu voltage changing yet.
You might have seen No-Frills cpu, but few users are getting more governors than me using some diff kernel.
anyways, I want some other way, so that my cpu cuts down frequency really down when phone is locked, and jump up accoring to requirement. (Just like Cool'n quiet in AMD)
then u might wanna install cfroot kernel. it contain smartassv2 and interactiveX that do have automatic cpu down scaling when screen off.
but u can also set up profile to do it manually on other governors using setcpu.
What about the kernel by squadzone supposedly optimised for gingercruzt but it works for cm7 and has 6 IO schedulers, but cf-root is best for stock
Sent from my GT-S5830 using xda premium
My phone is already rooted and got busybox. So if I use cfroot, what would the affect on previous root and busybox? How do I backup current kernel if I need to go back.
animal_he said:
My phone is already rooted and got busybox. So if I use cfroot, what would the affect on previous root and busybox? How do I backup current kernel if I need to go back.
Click to expand...
Click to collapse
no, it wont affect root as it also give root.
and just use clockworkmod recovery to create backup of ur whole rom. and if u just wanna restore kernel use the advance restore to restore just the kernel itself
an0nym0us_ said:
then u might wanna install cfroot kernel. it contain smartassv2 and interactiveX that do have automatic cpu down scaling when screen off.
but u can also set up profile to do it manually on other governors using setcpu.
Click to expand...
Click to collapse
Hey, I'm using ICS Final and I only have the InteractiveX and normal Interactive options but not the smartassV2. Where can I get it? I'm using the Smartass governor out of all of them. What is the difference between the two? (V1 & V2)
Thanx a lot for all the info mate. Can u just help me find one appropriate for my phone?
Version 2.3.6
Build number .XXKPP
SuperAce609 said:
Hey, I'm using ICS Final and I only have the InteractiveX and normal Interactive options but not the smartassV2. Where can I get it? I'm using the Smartass governor out of all of them. What is the difference between the two? (V1 & V2)
Click to expand...
Click to collapse
Install zImage-Mod v1.0 (you can find it in the Development Section).

[CLOSED][Q] Best Kernel to Use?

I was wondering which kernel was the best to use? I do not want to install a custom rom but have a CWM just to add the MODS and such. My choices so far are the:
FXP Kernel
Rage Kernel
X Kernel
Kamrush Kernel
Bbooff Kernel
Can anyone tell me which ones saves the most battery and the fastest? Thanks
BudgyN1 said:
I was wondering which kernel was the best to use? I do not want to install a custom rom but have a CWM just to add the MODS and such. My choices so far are the:
FXP Kernel
Rage Kernel
X Kernel
Kamrush Kernel
Bbooff Kernel
Can anyone tell me which ones saves the most battery and the fastest? Thanks
Click to expand...
Click to collapse
As for the fastest Rage kernel supports upto 2Ghz Overclocking, however it's not advisable to scale the processor that high. You can scale upto 1.6Ghz safely though, and there is a version available which can scale safely to 1.6Ghz.
As for battery endurance, you know overclocking and battery life don't go hand in hand. However you can try several CPU governors. Here is an excellent guide
ttp://androidforums.com/xperia-mini-all-things-root/513426-android-cpu-governors-explained.html
Sorry man, can't post links yet.
Maybe you should choose boff kernel, since it only add root and cwm. If you dont need overclock and other things
Sent from my SK17i using Tapatalk 2 Beta-2
ashwinsadeep said:
As for the fastest Rage kernel supports upto 2Ghz Overclocking, however it's not advisable to scale the processor that high. You can scale upto 1.6Ghz safely though, and there is a version available which can scale safely to 1.6Ghz.
As for battery endurance, you know overclocking and battery life don't go hand in hand. However you can try several CPU governors. Here is an excellent guide
ttp://androidforums.com/xperia-mini-all-things-root/513426-android-cpu-governors-explained.html
Sorry man, can't post links yet.
Click to expand...
Click to collapse
X kernel supports also til 2Ghz.
My opinion, is that X kernel has more modifications to make it better than Rage Kernel.
Sent from my WT19i using xda premium
I have used all those kernel you mentioned, but x kernel is awesome.
Kamrush Kernel is really good
I tried bbooff then rage and then x.
Went back to rage.
Hybroman v16 was released, flashed back x.
Never changed it since...
curently using rage kernel. I wil try x too.
bboof + hybrom this simple rom minimalis
X kernel is really good, less than 1% battery per hour, overclock, governors, schedulers, everything working
Krsh kernel is really good, less than 1% battery per hour, overclock, governors, schedulers, everything working
I really couldn't find a difference between those two kernels, X kernel is more recent, since kamarush is now doing ICS (and he's doing an excellent job )
bboof is really good, less than 1% battery per hour, everything working
pretty much stock, only allows root, cwm, etc. very good choice for hybrom. might be best for people who don't like to go too much into technical details
I'll go for Kamarush Kernel or Rage Kernel on stock ROM..
or else if u use Custom ROM like Hybrom, or sumthing else, just follow the suggested kernel there..for example i'll use Bbooff Kernel for Hybrom, and Kamarush Kernel for MiniCMSandwich..

[Q] Comparison of kernels!!

I want to flash a custom ROM to My S2 ...What i dont get is whic kernal to flash .Can someone provide a comparison between Fluxi ICS Kernel, Siyah ICS Kernel, CM ICS Kernel, Dorimanx ICS Kernel & Dark Knight ICS Kernel?? What is the Difference between all of these??
Thanks in Advance.
Read the first page of the thread devoted to each kernel. The specific features will normally be in the first post on that page. There is no chart or thread or whatever listing features of all the kernels on here, there's too many of them for starters & kernels change all the time.
I'm on siyah kernel and it's awesome. I reccomend it... I tried time ago most of the kernel, xxkernel, siyah, dorimanx( just yesterday) but the most stable and usable for me ( I'm on cyano) is the siyah for now... thoravukk kernel at the time I try it wasn't bad but the recovery won't work well... dorimanx comprised with the siyah is really similar the only thing that force me to switch again to siyah was some bug of the dorimanx that the dev will fix.. the dark knight kernel wasn't bad also... but it doesn't have a app to tune the kernel ( like ex tweak).. if you try the dorimanx remember to download extweaks and set the governor of deep sleep ( both) on pesasusq, if you gonna try some other kernel like thoravukk or xxkernel please post your impression, I'm always looking for the ultimate kernel for me right now for stability and feature is the siyah... dunno if the battery life is optimized better on other kernel... I have not bad battery life with siyah...
Inviato dal mio GT-I9100 con Tapatalk 2

[Kernel] [ICS] VDS kernel v2.0

Hello guys. Those of you, who have been monitoring ray's dev section, know, that there is such a kernel for GB, as "pure emerald' or "aire's" kernel. But its problem is that it's for GB So i decided to do this kernel for ICS. I'm from russia and 4pda, and on our forum we don't like many "svistoperdelkas", which means that we don't like to have many useless (and sometimes not stable) features.
So, you can understand now, why there are no many features in my kernel which you can find in sirkay's kernel, for example. The advantage of such a kernel is that there is no any trash in it, only main things.
Features:
Clean ramdisk
Removed Fota
ext2, ext3, ext4, vfat, ntfs support
USB OTG support
Init.d support
Linaro
DooMKernel recovery (it's the best, IMHO)
Added smartass2 governor (a very battery friendly one)
Swap, ZRam
2way call recording (uses CallRecoder by skvalex)
And now smth really new (for my kernel at least). Now YOU choose what OC to use. I've got 3 versions of this kernel.
1) 1.4 OC + uv (very battery friendly)
2) 1.4 OC no uv (for those ones, where uv causes random reboots) (not so battery friendly)
3) 1.6 OC + vdd. (not battery friendly at all, only for performance)
Download - link
One more thing. You can either believe it or not. But still. My HDD is dying. First 4GB of it are already covered with bad blocks. Also, the 10th GB is "bad". These bad blocks are "hardware". My linux is installed somewhere at 40th gb, but i think it won't take very long untill it's dead too. The first version of my kernel was downloaded for 260 times. Not so much as on 4pda (2000+ ), but still quite a lot. If every person who have downloaded it donated 1$ for me - i could buy a new HDD. So, if you are not indifferent to me and my HDD, please, donate to me thanks in advance
Wow!!! Finally a new kernel!
I hope it's battery friendly :laugh:
Aire kernel was my favourite GB kernel
Best regards
:good:Tnx,this is just what i needed....flashed&testing...
:good:
P.s.: I don't like "svistoperdelkas" too...
flashed, i'm trying it :good:
Finally new dev kernel.. Welcome dude! Can I use this kernel for MIUI?
Sent from my ST18i using xda premium
frogerra said:
Finally new dev kernel.. Welcome dude! Can I use this kernel for MIUI?
Sent from my ST18i using xda premium
Click to expand...
Click to collapse
yep.it works perfectly on every stock-based rom
support init.d?
I've been looking forward to this.
no, no init.d. but i'll to try add it in next version.
vdsirotkin said:
we don't like many "svistoperdelkas"
Click to expand...
Click to collapse
'Gimmicks' or 'bells and whistles'.
upd: also add to theme string tag [ICS] at the beginning.
[KRNL][ICS] VDS kernel v1.0 (11/10)
Click to expand...
Click to collapse
)
vdsirotkin said:
no, no init.d. but i'll to try add it in next version.
Click to expand...
Click to collapse
wil wait for your next version.
can i use it with CM10 ?
konikpk said:
can i use it with CM10 ?
Click to expand...
Click to collapse
no. i'm not sure, but 99% that no
vdsirotkin said:
Hello guys. Those of you, who have been monitoring ray's dev section, know, that there is such a kernel for GB, as "pure emerald' or "aire's" kernel. But its problem is that it's for GB So i decided to do this kernel for ICS. I'm from russia and 4pda, and on our forum we don't like many "svistoperdelkas", which means that we don't like to have many useless (and sometimes not stable) features.
So, you can understand now, why there are no many features in my kernel which you can find in sirkay's kernel, for example. The advantage of such a kernel is that there is no any trash in it, only main things.
Features:
OC (aka overclock) up to 1.4 gHz
UV aka undervolt
DooMKernel recovery (it's the best, IMHO)
Added smartass2 governor (a very battery friendly one)
Swap, ZRam
2way call recording (uses CallRecoder by skvalex)
Thats all A superlight kernel, as you can see Hope, that some of you share our (4pda guys') ideals in kernel features. Good luck!
Download
BTW, if you want to support my kernel (i don't believe in that ), you can donate to me thanks in advance
Click to expand...
Click to collapse
how do you define "svistoperdelkas" in kernel? debugging enabled in defconfig? what features my kernel have that yours dont?
sirkay said:
how do you define "svistoperdelkas" in kernel? debugging enabled in defconfig? what features my kernel have that yours dont?
Click to expand...
Click to collapse
wow wow, i didn't want to hurt you
OC up to 1.6, many governors, I\O shedulers and everything like that
vdsirotkin said:
wow wow, i didn't want to hurt you
OC up to 1.6, many governors, I\O shedulers and everything like that
Click to expand...
Click to collapse
sirkay said:
how do you define "svistoperdelkas" in kernel? debugging enabled in defconfig? what features my kernel have that yours dont?
Click to expand...
Click to collapse
Calm,my friends,i think that you have two different approach in kernel compiling,vdsirotkin's one is good for battery,while sirkay's one is more"experimental" and good for performance,no-one is better than another:simply they are different..:beer::beer::beer:
Inviato da me!
vdsirotkin said:
wow wow, i didn't want to hurt you
OC up to 1.6, many governors, I\O shedulers and everything like that
Click to expand...
Click to collapse
whats wrong with oc to 1.6?? my ray is stable at 1.6 so thats fine for me, nobody forces u to oc, same for governors and shedulers, not a good thing to point at another devs work and telling thats bad mine better
and arcatarc im not sure that the "simple" kernel is more battery frindle or more stable, will test during the weekand
funiewski said:
whats wrong with oc to 1.6?? my ray is stable at 1.6 so thats fine for me, nobody forces u to oc, same for governors and shedulers, not a good thing to point at another devs work and telling thats bad mine better
and arcatarc im not sure that the "simple" kernel is more battery frindle or more stable, will test during the weekand
Click to expand...
Click to collapse
even if it's stable, not a very great speed advantage does not worth battery drain.
vdsirotkin said:
wow wow, i didn't want to hurt you
OC up to 1.6, many governors, I\O shedulers and everything like that
Click to expand...
Click to collapse
arcatarc said:
Calm,my friends,i think that you have two different approach in kernel compiling,vdsirotkin's one is good for battery,while sirkay's one is more"experimental" and good for performance,no-one is better than another:simply they are different..:beer::beer::beer:
Inviato da me!
Click to expand...
Click to collapse
im not mad, just my curiosity to know how do you define "trash". if that so, then me too dont like "svistoperdelkas". i always made 2 version, one for users (with features they've requested) and one for me (with only smartassv2 and intellidemand gov, freq max 806mhz, dont UV, didnt use zram, disabled debugging, disabled unused modules).

[Q] What rom and kernel is best?

Hello! I thinking about rom and kernel for my neo but... i cant find good combo. One kernel can OC my cpu to 1.8GHz but next crashing phone on 1.8GHz, some roms aren't stable. What rom + kernel you prefer?
PLSBX said:
Hello! I thinking about rom and kernel for my neo but... i cant find good combo. One kernel can OC my cpu to 1.8GHz but next crashing phone on 1.8GHz, some roms aren't stable. What rom + kernel you prefer?
Click to expand...
Click to collapse
Welcome to XDA, I see you are new, but here on XDA "best" threads are found useless, as everyone have different opinion on best rom/kernel.
You will find best rom/kernel, by simply trying them out and finding which one best suits your needs.
Usually, people can help you if you specify what exactly you need from rom/kernel and by that I don't mean " I need it fast/stable" kind of specification
Oh and yes, 1.8GHz is a bit to much for this phone, just for your information 1.4GHz was sometime useful but 1.8GHz..no point really.
PLSBX said:
Hello! I thinking about rom and kernel for my neo but... i cant find good combo. One kernel can OC my cpu to 1.8GHz but next crashing phone on 1.8GHz, some roms aren't stable. What rom + kernel you prefer?
Click to expand...
Click to collapse
Since you are new, If you want to go with the jellybean then I personally have used Super JellyBean 8(details about which kernal to use are mentioned in the thread) which is good and stable..but there are so many good roms out there... You may try them as per your requirements
Hope this answers your question.
PLSBX said:
Hello! I thinking about rom and kernel for my neo but... i cant find good combo. One kernel can OC my cpu to 1.8GHz but next crashing phone on 1.8GHz, some roms aren't stable. What rom + kernel you prefer?
Click to expand...
Click to collapse
Hi there. I think that CyanogenMod 11 from LegacyXperia Project is one of the best ROMs and I advise you to use it with Dark Kernel.
Also I prefer using Android 2.3 because it's faster. One of my favorite ROMs is Gin2KitKat.

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