[HELP] Bootloop after CM9 CPU Governor change - HTC Rezound

So I installed le n00b's CM9 rom. It was running fine and I was just fiddling with it. Changed my CPU Governer to POWERSAVE and put the max frequency at 1242 MHz (or something like that). Checked the box for "Set on boot" and restarted my Rezound. Now it just loops. Any suggestions? I tried loading the bootloader and doing a factory reset but it just continues to loop. Please help me.

Unfortunately, you may have to wipe data. Powersave ignores the maximum and causes the CPU to run at the minimum all the time. Once it kicks in, you're never going over 192MHz, and that's probably what's causing the loop. There may be a way to recover without wiping, but I don't know AOSP well enough to know where to start.

Alright. I had a nandroid backup and I cleared out my userdata and cache with fastboot. Now I'm in recovery (AmonRa) and I keep getting
Code:
Can't mount /dev/block/mmcblk0p36
Nandroid restore fails.
Any thoughts?

Did modify the cpu settings with the built in system or a third party app?
HTC Rezound

luis86dr said:
Did modify the cpu settings with the built in system or a third party app?
HTC Rezound
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Click to collapse
I used the CM9 Processor settings from the Performance options.

Syphen5 said:
I used the CM9 Processor settings from the Performance options.
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Click to collapse
Wipe user data and start all over again.

Syphen5 said:
I used the CM9 Processor settings from the Performance options.
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Click to collapse
Ahh, I'd take shrikes advice and wipe completely then.
HTC Rezound

And I think I figured it out. Installed a rom. Booted up. Restarted into recovery. Flashed Nandroid backup. All is good in the world. Thanks for the tips!

Syphen5 said:
And I think I figured it out. Installed a rom. Booted up. Restarted into recovery. Flashed Nandroid backup. All is good in the world. Thanks for the tips!
Click to expand...
Click to collapse
Great! Good to hear.
HTC Rezound

Related

[Q] Best Lagfix In Eugenes New Recovery

Just want to know who is using what lagfix option in eugenes new A13/A14 kernel/recovery. And hows it running. thanx
yungballla6 said:
Just want to know who is using what lagfix option in eugenes new A13/A14 kernel/recovery. And hows it running. thanx
Click to expand...
Click to collapse
I'm using the no rfs JFS Advanced lagfix on A14
it runs amazing
I had some issues with that same lag fix on A12 (it wiped my internal sd and killed my market lol) but no issues at all on this new kernel, also no hang ups on the boot screen anymore.
firefly6240 said:
I'm using the no rfs JFS Advanced lagfix on A14
it runs amazing
I had some issues with that same lag fix on A12 (it wiped my internal sd and killed my market lol) but no issues at all on this new kernel, also no hang ups on the boot screen anymore.
Click to expand...
Click to collapse
x2. Also, after changing my settings to -50 -50 -50 -100 -100 -100 on boot and rebooting the phone [I'm running MacNut 12, by the way], SetCPU to 200-800MHz things have been smoother than ever.
I was about to use no rfs advanced and rebooted and then I was at the screen where it said continue back up and restore so I went back to recovery and disabled it because I was confused. When I'm at that screen what do I do.
Sent from my GT-I9000 using XDA App
yungballla6 said:
I was about to use no rfs advanced and rebooted and then I was at the screen where it said continue back up and restore so I went back to recovery and disabled it because I was confused. When I'm at that screen what do I do.
Sent from my GT-I9000 using XDA App
Click to expand...
Click to collapse
you should just have to set your lagfix whichever one you want.
then back all the way out and choose reboot device on the main menu.
when it reboots it will ask you if you want to use back up and restore and a few other options, the first one (back up and restore) should be the best.
all its doing is attempting to back up your files while it reformats the memory, then it will try to restore everything once the lagfix is complete.
firefly6240 said:
you should just have to set your lagfix whichever one you want.
then back all the way out and choose reboot device on the main menu.
when it reboots it will ask you if you want to use back up and restore and a few other options, the first one (back up and restore) should be the best.
all its doing is attempting to back up your files while it reformats the memory, then it will try to restore everything once the lagfix is complete.
Click to expand...
Click to collapse
Alright thanks man, when flashing other roms do i have to disable the lagfix?

Multiple Reboots everyday!

i m using darkside Rom ,and my phone reboots almost in every hour, i am new to android please solve my problem ,its very annoying,thanx!
Ahmed Zahoor said:
i m using darkside Rom ,and my phone reboots almost in every hour, i am new to android please solve my problem ,its very annoying,thanx!
Click to expand...
Click to collapse
gingerbread 2.3.5
have you tried to flash the rom again to c if thats the problem
Hi there,
1. Did u do a full wipe before installing the new rom?
2. You could try installing faux123 1Ghz kernel LINK use "Enhanced Stock Kernel, Max @ 1.0 GHz". Install the one for GINGERBREAD
Link to Faux123 1.0 GHz kernel
[ Installation procedure: ]
[ CWM Method ]
1. reboot to CWM
2. Clear cache
3. install zip from SDcard
4. Reboot
Hope this helps
P.S.: "Wet Dream" is the new version of "The Darkside" might be worth to take a look
Grtz
Faux kernel will prevent boots but will erase every widget at every reboot...
I has the best results with the stock intl kernel (see GingerMod Rom). I don't have reboots anymore...
Sounds like the rom didn't install properly, I'd go through the wipe and factory reset/dalvik once again and reinstall. Just make sure to do a backup just in case it backfires.
DannyBiker said:
Faux kernel will prevent boots but will erase every widget at every reboot...
Click to expand...
Click to collapse
That's just not true. I've used both .23 and .24beta kernels and the widget thing rarely happens. It does happen, but not on every reboot.
troycarpenter said:
That's just not true. I've used both .23 and .24beta kernels and the widget thing rarely happens. It does happen, but not on every reboot.
Click to expand...
Click to collapse
Hey, do you know where I can find faux123's 0.24 beta kernel? I looked but couldn't find it. Thanks.
mabe try differnt Kernal too
Sent from my MB860 using Tapatalk
Ahmed Zahoor said:
i m using darkside Rom ,and my phone reboots almost in every hour, i am new to android please solve my problem ,its very annoying,thanx!
Click to expand...
Click to collapse
As has been already mentioned, make sure you do a full and proper wipe of your phone before flashing roms, but another problem could be that you're being too extreme with undervolting. Try reducing your undervolts if you have been undervolting. Or, if you have an extreme overclock kernel, consider lowering clock speeds because each phone is different, and some (even ones of the same type) can't handle as high of clock speeds as others. But, I suspect that your main problem is that you didn't follow the proper steps before flashing.
1. Boot into recovery (hold the volume down button while booting, then press down until you see android recovery, and then press up)
2. Do a factory reset
3. Clear cache partition
4. Clear dalvik cache
5. flash the zip
Note: factory reset will erase all your data, so backup any files you want to keep before doing so.
To flash a new kernel, do what denbeutels said, except you should clear dalvik as well. Android needs to recompile certain things to optimize them for the new kernel, so it's a very important step.
Atrix_Owner said:
Hey, do you know where I can find faux123's 0.24 beta kernel? I looked but couldn't find it. Thanks.
Click to expand...
Click to collapse
Are you following the faux123 kernel thread in development?
http://forum.xda-developers.com/showpost.php?p=22178618&postcount=2965
Ok, after running a few days on the new faux 0.2.4 1.45GHz kernel, I've experienced quite a few reboots as well (ok, an order of magnitude more than before). Right now I have gone back to faux 0.2.3 1.3GHz and haven't seen any problems yet. I was mainly getting reboots during undocking (all dock types), but also sometimes during normal use. And I'm talking about 3-5 reboots throughout the day.
Edit: And of course, as soon as I posted this, I got another reboot (this time while using webtop in the lapdock and simply closing a Synaptic window). Next I'll have to start tracking down anything I installed recently that may be doing this.

[Q] rom (cpu frequency) problem?

Thank you for all develpo again.
But i have some problem (boot loop) to install rom use of 1.2Ghz as cpu frequency at all.
How can i do or any instruction change it 1.0Ghz instead of 1.2Ghz.:crying:
Go to settings, then Developer Options. Should see a some options and hit the first one. Set maximum frequency to 1.00ghz
Kir6y said:
Go to settings, then Developer Options. Should see a some options and hit the first one. Set maximum frequency to 1.00ghz
Click to expand...
Click to collapse
Thank you for your reply.
Maybe my question is not clearly, I have a installation problem under processing. I cant set any option so far.:fingers-crossed:
Your question very unclear. Do I understand it right that you are trying to install A ROM that supports frequency 1200, failed and want to go back to a frequency 1000 ROM?
Whether I am right or not, I think more inforamtion is neede before anyone can give you good answer.
My understanding is the OP either tried installing a rom with 1.2 ghz, or he tried setting the CPU freq at 1.2 GHz, either way he/she is now stuck in bootloop and is trying to fix it by underclocking it to 1ghz.
Well , only way to recover from bootloop is to restore from recovery, or flash Rom again (no need to wipe cache)
Not sure, but factory reset / wipe data (in recovery) may also be effective, try it if you have not made restore point.
Sent from my ST27i
For example, if i want to flash A ROM use 1.2Ghz as default cpu frequency, it cause a boot loop after flashing. But i flash other rom use 1Ghz, everything is fine at all. Anyway, thank you asawi and satan89.
bearbearbear said:
For example, if i want to flash A ROM use 1.2Ghz as default cpu frequency, it cause a boot loop after flashing. But i flash other rom use 1Ghz, everything is fine at all. Anyway, thank you asawi and satan89.
Click to expand...
Click to collapse
Which Rom are you flashing to? And which Rom are you coming from?
And what is the version of cwm you are using to flash new Rom? Cm10 builds require cwm 6.x.
And you have to clear cache and dalvik cache.
Sent from my ST27i

[Q] Siyah kernel profiles?

Im using the latest siyah kernel 7.9 i believe with the latest aokp 4.2.1 rom, and everytime i try to select the performance profile my phone will freeze at some point while booting up. Ive also tried changing to the performance and the extreme performance profiles via Stweaks and when i do my phone freezes immediately afterwards. Ive tried all the usual trouble shooting stuff reinstalled the kernel wipe cache, dalvik etc, same results. Anyone else have this issue? Any advice for a solution would be appreciated. Thanks.
juiceshifted said:
Im using the latest siyah kernel 7.9 i believe with the latest aokp 4.2.1 rom, and everytime i try to select the performance profile my phone will freeze at some point while booting up. Ive also tried changing to the performance and the extreme performance profiles via Stweaks and when i do my phone freezes immediately afterwards. Ive tried all the usual trouble shooting stuff reinstalled the kernel wipe cache, dalvik etc, same results. Anyone else have this issue? Any advice for a solution would be appreciated. Thanks.
Click to expand...
Click to collapse
I haven't tried those profiles, but as they are high performance, perhaps they include over clocking? If so, have you run stable over clocked on that ROM previously? Of not, then that might be the issue. Or maybe your phone just doesn't like the governor/scheduler combo in that profile. I get lockups with Pegasus/sio all the time... never worked on my phone no matter what ROM or kernel.
Sent from my SGH-I777 using Tapatalk 2
re:
yea my phones always been stable overclocking up to 1400mhz on every rom i've tried. its once i get to 1500mhz is when my phone starts to freeze which is disappointing cuz my last sghi777 s2 was always stable up to 1600mhz. just interested in trying these profiles, still looking for a solution.
Sent from my SGH-I777 using Tapatalk 2[/QUOTE]
re:
yea my phones always been stable overclocking up to 1400mhz on every rom i've tried. its once i get to 1500mhz is when my phone starts to freeze which is disappointing cuz my last sghi777 s2 was always stable up to 1600mhz. just interested in trying these profiles, still looking for a solution.
Sent from my SGH-I777 using Tapatalk 2[/QUOTE]
juiceshifted said:
Im using the latest siyah kernel 7.9 i believe with the latest aokp 4.2.1 rom, and everytime i try to select the performance profile my phone will freeze at some point while booting up. Ive also tried changing to the performance and the extreme performance profiles via Stweaks and when i do my phone freezes immediately afterwards. Ive tried all the usual trouble shooting stuff reinstalled the kernel wipe cache, dalvik etc, same results. Anyone else have this issue? Any advice for a solution would be appreciated. Thanks.
Click to expand...
Click to collapse
I'm going to start with the obvious, did you follow the instructions to reboot into recovery after flashing the kernel before rebooting into the rom and reset the profiles?? It is known to cause havoc with profiles if you don't reset them prior to the first boot. Secondly, any other performance control apps will interfere with stweaks, make sure you don't have aokp's performance control settings set up for set on boot. I personally had issues running siyah with aokp but others have not, for testing purposes you may try another rom temporarily.
Droidmissionary said:
I'm going to start with the obvious, did you follow the instructions to reboot into recovery after flashing the kernel before rebooting into the rom and reset the profiles?? It is known to cause havoc with profiles if you don't reset them prior to the first boot. Secondly, any other performance control apps will interfere with stweaks, make sure you don't have aokp's performance control settings set up for set on boot. I personally had issues running siyah with aokp but others have not, for testing purposes you may try another rom temporarily.
Click to expand...
Click to collapse
yea i followed the directions of the op exactly, i think ive figured out what my problem is now. the max frequency in the performance profile setting is 1500mhz, and my device isnt stable at 1500mhz. although my device doesnt freeze instantly when set at 1500. I'm thinking that is probably part of the problem.
juiceshifted said:
yea i followed the directions of the op exactly, i think ive figured out what my problem is now. the max frequency in the performance profile setting is 1500mhz, and my device isnt stable at 1500mhz. although my device doesnt freeze instantly when set at 1500. I'm thinking that is probably part of the problem.
Click to expand...
Click to collapse
Very likely, some phones don't like certain frequencies
Sent from my SGH-I777 using xda premium

[Q] x10i Keeps Rebooting.

Hello,
I have flashed a few custom ROMs onto my x10i and each time it reaches the lock screen when it starts up it just seems to go into a reboot loop from kernel splash screen to lock screen again. Is there any fix for this ? I have tried using SEUS and restarting the whole process of flashing a kernel, rooting etc but it doesn't seem to work. it literately only happens when it reaches the lock screen. sometimes it lasts longer than that. Whenever I wipe the system it seems to work fine but as soon as a few things are running it starts to reboot again. The current ROM I'm running is PAC-man, with the kernel supplied along with it.
Could anyone help me ?
Thanks,
mmy4life
I have the same problem
use the phone until the battery become empty charge it in off mode up to 100 enter in xrecovery advanced options wipe battery stats and reboot
maybe you did an error when flashing or it runs wrong kernel. my suggestion : just use another ROM there are many nice ROM you can choose, and dont forget to follow step by step installation guide provide by developers.
Is the rom overclocked as this can can happen on some devices try and set the CPU to 998
Sent from my Google Nexus S
mmy4life said:
Hello,
I have flashed a few custom ROMs onto my x10i and each time it reaches the lock screen when it starts up it just seems to go into a reboot loop from kernel splash screen to lock screen again. Is there any fix for this ? I have tried using SEUS and restarting the whole process of flashing a kernel, rooting etc but it doesn't seem to work. it literately only happens when it reaches the lock screen. sometimes it lasts longer than that. Whenever I wipe the system it seems to work fine but as soon as a few things are running it starts to reboot again. The current ROM I'm running is PAC-man, with the kernel supplied along with it.
Could anyone help me ?
Thanks,
mmy4life
Click to expand...
Click to collapse
That usually happens when the ROM is using overclocked CPU settings or an unstable CPU governor as default but it can also be defaulted inside the kernel. You simply flash another kernel and appropriate ROM.
CCVader13 said:
That usually happens when the ROM is using overclocked CPU settings or an unstable CPU governor as default but it can also be defaulted inside the kernel. You simply flash another kernel and appropriate ROM.
Click to expand...
Click to collapse
I've tried this multiple times, it happens on the stock ROM and kernel.
mmy4life said:
I've tried this multiple times, it happens on the stock ROM and kernel.
Click to expand...
Click to collapse
Install xrecovery and wipe the dalvik cache.
Sent from my Xperia X10 using xda app-developers app
CCVader13 said:
Install xrecovery and wipe the dalvik cache.
Sent from my Xperia X10 using xda app-developers app
Click to expand...
Click to collapse
I've also tried that. I went through all the proper procedures when installing a new rom.
mmy4life said:
I've also tried that. I went through all the proper procedures when installing a new rom.
Click to expand...
Click to collapse
Then it has to be a hardware problem. Try removing your SD card before booting it up.
Sent from my Xperia X10 using xda app-developers app
I've had the same problem
1eyedmonster said:
Is the rom overclocked as this can can happen on some devices try and set the CPU to 998
Sent from my Google Nexus S
Click to expand...
Click to collapse
I flashed 2.3 and it kept rebooting after a while, so i re flashed 2.1 and it is more stable but reboots if i open a app or anything that uses ram.
btw 1eyedmonster how do you set the CPU to 998?
I am also having ths reboot and crash issue... is there no fix for it? I have read about this reboot error at numerous sites. Must be a bug or summin man... or we dn summin wrong... and if it were hardwars related then to what hardware wd you be referring to? Is it a replaceable part? How easy wd such a task honestly be... i have 2.3.3 with 3.0.0.75 and no matter what it just wont stop dropping itself while i just start to appreciate it all over again... so im sure there have bn plenty issues regards this... so is there an answer?
Sent from S3Terry, Galaxy SIII GTI9300, using 8ta/Telkom Mobile.
reboot issue
mmy4life said:
I've also tried that. I went through all the proper procedures when installing a new rom.
Click to expand...
Click to collapse
hi,
i have the issue, did you fixe your phone ?
thank

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