[Q] overclock kernel for stock rom - Nexus S Q&A, Help & Troubleshooting

hi, im looking for a stable kernel to overclock my nexus s 4g, i have rooted stock 4.1.1 JRO03R, any suggestions...and does flashing a new kernel wipe my apps and settings?

Most stable overclockable kernel I've tried so far is the matrix kernel. You can download the latest version (v24.5) in the official thread here.
If you already have an unlocked bootloader and custom recovery, you won't loose any apps or data as long as you don't wipe anything in recovery before flashing. Good luck!

apatal said:
Most stable overclockable kernel I've tried so far is the matrix kernel. You can download the latest version (v24.5) in the official thread here.
If you already have an unlocked bootloader and custom recovery, you won't loose any apps or data as long as you don't wipe anything in recovery before flashing. Good luck!
Click to expand...
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thanks for the suggestion...just downloaded the matrix kernel and air kernel...these 2 seems to be the most popular...will try them both to see which one perform batter...

Related

Restore back to stock from custom rom

Im on synergy v1.3 and if i want to go back to stock do i only flash the stock rom in pda??? on the android development section for this phone they have a direct download and a kernel download ..will i need to flash the kernel download too? im not using a custom kernel(i dont think synergy has one yet). There is nothing wrong with my phone but just in case something goes wrong i need to know what to do.
THE SKATER DUDE said:
Im on synergy v1.3 and if i want to go back to stock do i only flash the stock rom in pda??? on the android development section for this phone they have a direct download and a kernel download ..will i need to flash the kernel download too? im not using a custom kernel(i dont think synergy has one yet). There is nothing wrong with my phone but just in case something goes wrong i need to know what to do.
Click to expand...
Click to collapse
i hope someone answers this. i posted something similar and was directed here. maybe it will help you
http://forum.xda-developers.com/show....php?t=1755386
THE SKATER DUDE said:
Im on synergy v1.3 and if i want to go back to stock do i only flash the stock rom in pda??? on the android development section for this phone they have a direct download and a kernel download ..will i need to flash the kernel download too? im not using a custom kernel(i dont think synergy has one yet). There is nothing wrong with my phone but just in case something goes wrong i need to know what to do.
Click to expand...
Click to collapse
Yes, all you need to do is download the stock verizon rom for this phone onto your computer and Odin back to stock using PDA. Only use the PDA section in Odin. If you didn't change kernels then you don't need to flash the kernel, because the kernel is already the stock one. You can use custom kernels on Synergy. I'm using a custom kernel on synergy 1.3. What I did was downloaded the verizon ez recovery app from the play store, give it root permissions when you open it. Included in that ex recovery is a few different recoveries including CWM and TWRP and invisibleks v2 kernel. You can flash a kernel using that program. You simply just select the kernel and hit flash and then reboot recovery. The only downside is that when you flash a kernel you lose your recovery. But since you have the easy recovery, you just flash a recovery and you'll get a recovery back. Its really simple and awesome! I'm using Imoseyons Lean kernel v12 and it allows over clocking to 1.9! And under locking as well. I'm getting phenomenal battery life.
Current~Samsung Galaxy S3 SynergyRom 1.3 & Imo's Lean Kernel v12 Oc'd @ 1.9mhz
~Acer Iconia A500 Stock
Past~Droid X Gummy ICS 1.2
http://www.creadevandroid.com/resto...factory-settings-unbrick-unroot-verizon-cdma/
This is what I used to return my phones under big red's warranty
kabro91 said:
http://www.creadevandroid.com/resto...factory-settings-unbrick-unroot-verizon-cdma/
This is what I used to return my phones under big red's warranty
Click to expand...
Click to collapse
u sir are awesome
One more option in case you are still looking. Be sure tomflashnthe kernel 1st:
http://forums.androidcentral.com/ve...5-guide-restore-back-clean-factory-stock.html
95talondsm said:
Yes, all you need to do is download the stock verizon rom for this phone onto your computer and Odin back to stock using PDA. Only use the PDA section in Odin. If you didn't change kernels then you don't need to flash the kernel, because the kernel is already the stock one. You can use custom kernels on Synergy. I'm using a custom kernel on synergy 1.3. What I did was downloaded the verizon ez recovery app from the play store, give it root permissions when you open it. Included in that ex recovery is a few different recoveries including CWM and TWRP and invisibleks v2 kernel. You can flash a kernel using that program. You simply just select the kernel and hit flash and then reboot recovery. The only downside is that when you flash a kernel you lose your recovery. But since you have the easy recovery, you just flash a recovery and you'll get a recovery back. Its really simple and awesome! I'm using Imoseyons Lean kernel v12 and it allows over clocking to 1.9! And under locking as well. I'm getting phenomenal battery life.
Current~Samsung Galaxy S3 SynergyRom 1.3 & Imo's Lean Kernel v12 Oc'd @ 1.9mhz
~Acer Iconia A500 Stock
Past~Droid X Gummy ICS 1.2
Click to expand...
Click to collapse
It shouldn't matter if you have a flashed a custom Kernel. Just Odin the stock ROM
Also if you want to go completely back I believe you will also need to flash the stock recovery and possible the flash counter.

Change Kernel on JellyBam v4.1.0

As I said: I was wandering if it is possibile to change kernel, I tried this one, installed with aroma, but my Sensation is stuck in a bootloop.
I'm S-on, I tried to flash either with and without the 4ext smart flash with the same result.
Anyone has a solution?
Fulvio93 said:
As I said: I was wandering if it is possibile to change kernel, I tried this one, installed with aroma, but my Sensation is stuck in a bootloop.
I'm S-on, I tried to flash either with and without the 4ext smart flash with the same result.
Anyone has a solution?
Click to expand...
Click to collapse
flash the boot.img of the rom manually
see here how
http://forum.xda-developers.com/showthread.php?t=1631861 (only extra 1step)
otherwise flash another kernel
which kernel did you use?
rzr86 said:
flash the boot.img of the rom manually
see here how
http://forum.xda-developers.com/showthread.php?t=1631861 (only extra 1step)
otherwise flash another kernel
which kernel did you use?
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Click to collapse
Sorry! I forgot to past the link and then I had to wait five minutes to edit my post and, well, I forgot again.
This is the kernel: http://forum.xda-developers.com/showthread.php?t=1216197 I don't really need it but I would have tried some oc and the sweep2wake function and stuff, so, any other kernel (or even the rom one, if it's possible to set it) is the same to me.
Just to tell you: I flashed Jellybam after a full wipe, and it was working, then flashed the kernel, then, when I got stuck in the bootloop I flashed Jellybam again without wiping, right now all works properly.
Fulvio93 said:
Sorry! I forgot to past the link and then I had to wait five minutes to edit my post and, well, I forgot again.
This is the kernel: http://forum.xda-developers.com/showthread.php?t=1216197 I don't really need it but I would have tried some oc and the sweep2wake function and stuff, so, any other kernel (or even the rom one, if it's possible to set it) is the same to me.
Just to tell you: I flashed Jellybam after a full wipe, and it was working, then flashed the kernel, then, when I got stuck in the bootloop I flashed Jellybam again without wiping, right now all works properly.
Click to expand...
Click to collapse
That kernel is NOT designed for AOSP Jelly Bean ROMs like JellyBAM. That kernel is designed for Sense Ice Cream Sandwich ROMs, so it's to be expected that your phone won't boot after flashing that over JellyBAM. If you want a kernel to use with JellyBAM that has all the features that you just mentioned (Sweep2Wake, OC, etc.) then try my kernel (Sultan kernel). The thread is here: http://forum.xda-developers.com/showthread.php?t=2035897
android1234567 said:
That kernel is NOT designed for AOSP Jelly Bean ROMs like JellyBAM. That kernel is designed for Sense Ice Cream Sandwich ROMs, so it's to be expected that your phone won't boot after flashing that over JellyBAM. If you want a kernel to use with JellyBAM that has all the features that you just mentioned (Sweep2Wake, OC, etc.) then try my kernel (Sultan kernel). The thread is here: http://forum.xda-developers.com/showthread.php?t=2035897
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Click to collapse
Yeah well, I was looking at the title of that kernel thread while I realized which was the problem, I'm glad to tell you that I flashed your kernel last night (I'm Italian) and after a whole day using it I have to say that I really like it (even if I've to settle with all the differences between the governors and the best way to set them with aroma).
Thank you!

Best Kernel to OC TF101?

What is the best kernel I should use on my trusty TF101? I am currently running a nightly of CM10 with TWRP recovery. Since I'm new to the whole process, do I wipe everything before installing the new kernel, then install the CM10 ROM and so forth or can I just install the kernel on top of the CM10 install and go from there?
Much thanks to everyone!
polishfly said:
What is the best kernel I should use on my trusty TF101? I am currently running a nightly of CM10 with TWRP recovery. Since I'm new to the whole process, do I wipe everything before installing the new kernel, then install the CM10 ROM and so forth or can I just install the kernel on top of the CM10 install and go from there?
Much thanks to everyone!
Click to expand...
Click to collapse
Wrong place mate, you need to post in the questions forum next time. Afaik RaymanFX's Elite kernel is good for cm10 (http://forum.xda-developers.com/showthread.php?t=1998297) just make sure you download the cm10 specific version, no wipe is necessary just flash and reboot.

Changing to ElementalX Kernel help....

I already made a Nandroid backup yesterday. I have been running Franco Kernel since I've had my N5, about 6 months. I want to try ElementalX, but I see notes about re-flashing ROM before flashing that kernel. I don't want to lose any of my current data, settings, or configuration. Can I not just use the FKU app to re-flash the stock kernel and then use ElementalX's aroma installer from TWRP to install that kernel? I'm on stock 4.4.4 with TWRP custom recovery installed. ElementalX looks to be a bit more popular than Linaro kernel, and I want to try the Faux sound options in it as well as Tap2Wake & Sleep2Wake.
Flashing the ROM doesn't touch your settings or data. Wiping data does. Reflash the ROM them flash the kernel. This is really basic. Please have a read of the sticky thread linked in my signature to get a basic understanding of how android devices work before flashing anything
Sent from my Nexus 5 using Tapatalk

[Q] Flashing over a custom kernel.

I'm currently on Cataclysm Rom + Franco Kernel. Wanna flash ElementalX kernel without losing data. How can i do it?
Vyshy92 said:
I'm currently on Cataclysm Rom + Franco Kernel. Wanna flash ElementalX kernel without losing data. How can i do it?
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Click to collapse
Just flash it. Don't do any wipes. You never lose data flashing a kernel.
Sent from my Nexus 9 using XDA Free mobile app
Am fairly sure that in the flash instructions of your chosen kernel it says to "dirty flash ROM" before flashing g kernel. Dirty flash won't or rather shouldn't wipe data. I've done it in past with no problems. Follow OP instructions and you'll be just fine and keep all your data.
Is it okay to flash a custom kernel on stock?
Im running stock 5.1 R3 with TWRP.
MushyMan said:
Is it okay to flash a custom kernel on stock?
Im running stock 5.1 R3 with TWRP.
Click to expand...
Click to collapse
So long as its a compatible one yes its fine. Look in the dev. Sections and look at op of some kernels. Will tell you what they work on and how to flash. As your on stock ROM remember to make a backup and find and download stock kernel as if you want to change between kernels you'll need to flash the stock version before you flash new kernel.
Good luck.

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