[Q] ext4 to rfs file formate - Captivate Q&A, Help & Troubleshooting

I was just wanted to make sure i did this the right way to change from ext4 to rfs file formate is just disable voodo lagfix and then flash cwm and thats it.Anybody please correct me if I'm wrong .

Yep, by disabling voodoo u'll go back to rfs but imo the cwm flash after that was unnecessary.

Thanks alot i thought that was right i wanted to make sure before I flashed a new rom I need to be on rfs for the rom I'm gonna flash.
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I'm in the same boat, running Cog5v2 w/ CWM 4.0.4. How do I verify that the file system is now RFS?
edit:
Pulled up terminal and ran 'mount'. Filesystem is still EXT4. The 'disable-lagfix' trick did no good.

OwenW71 said:
I'm in the same boat, running Cog5v2 w/ CWM 4.0.4. How do I verify that the file system is now RFS?
edit:
Pulled up terminal and ran 'mount'. Filesystem is still EXT4. The 'disable-lagfix' trick did no good.
Click to expand...
Click to collapse
Did you reboot?
Sent from my SAMSUNG-SGH-I897 using XDA App

Yep, then checked mount in terminal. The Cognition kernel did not use Voodoo, so the 'disable-lagfix' is not going to get the job done, I think.

That is a beta kernel, from what I remember it had trouble converting back to rfs from ext4. You'll have to flash back to a "stock" firmware with either a 1 click or using a .pit along with the firmware .tar with Odin/heimdall to repartition your file system.

Yikes. Since I'm stuck on EXT4, will my TiBu data backups be any good once I'm up and running on RFS?

Doesn't matter, your backup is fine.

1. Another easy way is to download the "voodoo control app" from the market. It will let you toggle rfs / ext4 from there and reports on current file system.
If I am not mistaken, this portion of the app is free..........but it is worth buying if you do a lot of ext4 stuff.
If you are on a GB ROM from KH3 on, ext4 is kind of unecessary, since rfs makes no difference in "laggy-ness"

Cognition 5 isn't voodoo. I don't remember if you can change it on CWM. Check in CWM if there is an option to switch to rfs or disable lag fix, if not you need to use ODIN back to "stock". Doesn't matter wich leaked firmware you use.

+1
FOR COGNITION:
prbassplayer is correct
See here http://forum.xda-developers.com/showpost.php?p=16664289&postcount=2818
You have to go back to stock.

Voodoo app won't work on Cognition 5's kernel. The paid app is for Voodoo sound implementation.

prbassplayer said:
Voodoo app won't work on Cognition 5's kernel. The paid app is for Voodoo sound implementation.
Click to expand...
Click to collapse
Absolutely agreed. see my post above.
But on GB ROMs voodoo app works great for ext4 etc. I have the paid app and it works all the time.

chappatti said:
Absolutely agreed. see my post above.
But on GB ROMs voodoo app works great for ext4 etc. I have the paid app and it works all the time.
Click to expand...
Click to collapse
Why do you need an app for voodoo rfs/ext4 conversion?
All it does, therefor all you have to do, is make a file (or folder doesn't matter) in the voodoo folder of your sdcard named disable-lagfix then reboot.
To re-enable simply delete that file and reboot...

studacris said:
Why do you need an app for voodoo rfs/ext4 conversion?
All it does, therefor all you have to do, is make a file (or folder doesn't matter) in the voodoo folder of your sdcard named disable-lagfix then reboot.
To re-enable simply delete that file and reboot...
Click to expand...
Click to collapse
Well, I am lazy..... And first timers can be comfortable !

Also its in CWM anyways. I have paid for sound, so I have control over conversions on it. But as Studa said it isn't needed.

Related

[Q] VooDoo what?

What is the deal with voodoo?
Why would you want to disable a "fix"?
It sounds like "lagfix" would be something you'd not want to disable, but it seems to be something that most people disable.
Can anyone explain that one to me?
How much searching have you done? I'm pretty sure lagfix has been discussed a bunch of times.
... the lagfix is due to Samsung's proprietary RFS file system.
The "Voodoo Lagfix" changes the existing file structure and essentially makes the OS and I/O run smoother/faster.
People only disable it to be able to flash another ROM... although it is arguably easier to just flash back to stock and install the new ROM.
You may also want to disable the lagfix if you are looking to change the kernel or a theme. In normal use of the rom, no you would not want to disable
Sent from my SAMSUNG-SGH-I897 using XDA App

[Q] how to return to stock without using odin?

after this http://bitshare.com/files/s3s2tsj0/NyotaiKa_Chapter21.zip.html
i started to think that maybe i can just flash a stock rom using a zip file from CWM am i wrong or will it work?
if so, where can i get stock rom to do that
Download the zip from my signature.
ok, so:
1. download http://forum.xda-developers.com/showthread.php?t=790080
2.flash using CWM
3. downalod PER 10.2 and flash with CWM after this
miss something?
If you are running any lag fix make sure you disable
my old cog uses voodoo, created "disable lagfix" folder in voodoo folder
iakovl said:
my old cog uses voodoo, created "disable lagfix" folder in voodoo folder
Click to expand...
Click to collapse
Then reboot. Prior to flashing it would not hurt to clear cache and davlik cache in clockwork
how do i triple check that the lagfix is off?
and also, how do i master clear from phone?
iakovl said:
how do i triple check that the lagfix is off?
and also, how do i master clear from phone?
Click to expand...
Click to collapse
One way to check if voodoo is enabled, run a quadrant score. If it its around 1,000 or bellow it is disabled. 1200 + it is enabled. Also you probably can view it in recovery. Depending on the kernel there should be an option for lag fix. You want to confirm that you are using rfs not ext 4
You can do a factory reset. There its a numeric code for master clear, I think it is
*#*#7780#*#*

[Q] voodoo VS ULF

can anyone please elaborate on if there truly is any difference between the 2 lagfixes
i realize they are made by two different guys, and that it also depends on the actual rom , but isnt it just converting file systems to ext4 extnj or rfs.
Does one convert better or perform better, bc of a cleanup code ? i dunno just trying to pick a kernal and right now the only thing im weighing on is voodoo or ulf..
The newest voodoo is the best. Out converts the most stuff to ext4.
Sent from my Captivate.
MikeyMike01 said:
The newest voodoo is the best. Out converts the most stuff to ext4.
Sent from my Captivate.
Click to expand...
Click to collapse
Can you be more specific? Which file systems do not get converted using ULF?
heres what i do know ulf never auto enables on first boot,
vodoo converts everything to ext 4
ulf you literally have to go into recovery and convert every file system yourself,
i was looking more along the lines of actual
performance and cleanup,
like is there any ulf residue on boots and at startup bc you have to convert post boot,
just an example, looking for real differences
If memory serves me voodoo converts system while the other does not.
Sent from my Captivate.
seanzscreams said:
heres what i do know ulf never auto enables on first boot,
Click to expand...
Click to collapse
Completely untrue.
The ROM maker can enable or disable any lag fix at first boot if he chooses too.
Sent from my Captivate.
He's just humoring you. Everytime he uses serendipity, he gets so angry that he punches his cat in the face
As long as he's not punching someones salad.
Sent from my Captivate.

[Q] Disable voodoo lagfix

Can anyone help me disable voodoo lagfix? I've been searching but can't find instructions on how to.
I'm currently on Serendipity 7 and want to try the leaked Gingerbread 2.3.4. I've read to disable Voodoo lagfix first.
I've checked in recovery and there are not settings to disable.
Any help is appreciated.
Also, does Voodoo need to be disabled when switching between roms? I've gone back and forth from Serendipity 6.4 and 7 to stock with no issues. Maybe i'm reading too much but just want to be sure.
I'm not running Serendipity so it might be different but, open your app drawer look for an app with lagfix control , open hit disable lagfix , then hit reboot.
As for disabling it flashing between roms ? That will be explained on the OPs installation page whether you have to or not .
That app is Voodoo Control, where u'll find Lagfix preferences, uncheck all and reboot.
Ok thanks,
Just to be sure under lagfix preferences uncheck Ext4 coversion and ext4/system and lagfix debug mode. Mine has ext4 conversion and ext4/sys is checked.
Then just reboot and it's disabled?
You don't need the app st all, in. your sdcard there will be a folder named voodoo, in that folder make a new file (or folder doesn't matter) and name it disable-lagfix and then reboot. That is all the app does.
Yep , only those 2 are suppose to be checked if u have it enabled. U can use the method suggested by studa or the voodoo control app.
P.S. that new sig of urs is freakin' awesome studa

[Q] Best Kernel to Fix Lag on Gingerbread

Apologies if this has already been covered, i have searched beforehand i promise.
I have a a Galaxy running on Stock Gingerbread Firmware, and while it is slightly better than Froyo for lag issue, is nowhere near as fast as it was with OCLF oN Froyo. Unfortunately it only worked for 2 weeks before going even slower than before he fix so i removed it (after some messing about).
From what I have read, changing or patching the Kernel seems to be the best way to fix the lag issue, but there are so many different kernels from various developers, I really don't know where to start.
Can someone recommend a Kernel that will help fix the lag issue and get the phone working to it's full potential (it was lightning fast after I first installed the OCLF)?
I have installed firmware with Odin, rooted and installed OCLF previously, but that is about as far as I have messed about with my phone, so no expert. So if you can point in the direction of a guide to install too, that would be amazing (though i could probably find myself, once i know what Kernel i'm using)
This is the full details of model/firmware etc:
Model: I9000
Firmware: 2.3.3
Baseband: I9000XXJVO
Kernal: [email protected] #2
Build: GINGERBREAD.XXJVO
Thanks in advance
**ok, just realised i posted thread in wrong forum, should have gone in Q & A, apologies. Unfortunately, can't delete or move**
Try semaphore 1.8.2bm, use ext4 app v1.3 to convert to ext4. Use acid tweak to remove journals from system and cache file systems. Set lmk to 56 mb, use screen sensitivity fix, use smartassv 2 and sio and you'll have a fast phone that is solid with great battery life, remove profiles from setcpu if used. I also use darkys zipalign script and 3g script, works really well
Edit
I'm using stock odexed jvt with custom theme, all Samsung bloatware removed.
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Thanks have found the kernel will give it a try.
Since i posted, I have installed a SpeedMod Kernel CWM which i used to root and change to Ext4. I assume once i change back to rfs it is safe to try this kernel?
Sent from my GT-I9000 using Tapatalk
Thank you for your advixe, I have made of the suggested changes and it is running noticeably smoother and quadrant test up from 965 (without mod) to over 1600.
The only thing i haven't done is the Acid Tweak, I'm not sure exactly how to install this. I found the download here http://forum.xda-developers.com/showthread.php?t=1266715
Can you advise how i install this please?
Also what would you recommend to remove bloat apps?
Instructions here:
http://forum.xda-developers.com/showthread.php?p=18285859#post18285859
cookm75 said:
Thank you for your advixe, I have made of the suggested changes and it is running noticeably smoother and quadrant test up from 965 (without mod) to over 1600.
The only thing i haven't done is the Acid Tweak, I'm not sure exactly how to install this. I found the download here http://forum.xda-developers.com/showthread.php?t=1266715
Can you advise how i install this please?
Also what would you recommend to remove bloat apps?
Click to expand...
Click to collapse
I think you need to convert to RFS, then flash semaphore 1.8.2bm using SGS flasher (wipe cache & dalvik cache afterwards). One you are on Semaphore or Galaxian, you don't need to convert to RFS, simply flash!
Then use ext4 app V1.3 to convert to ext4.
I've uploaded acid tweaks zip file, apply this zip file from CWM.
Reboot, edit the /etc/system/init.d/*acid* script, comment out the line for the
/data file system. I have uploaded my acidtweak file.
Also uploaded extra scripts from here, there and everywhere. Please remove the ".txt" file extension and make the files executable. Probably best to try each file one at a time so you know the effect.
If you are running Semaphore 1.8.2bm, use smartassv2 and sio, and the sensitivity tweak, SD card tweak, I don't think you need any other tweaks, but you can try!
Note that the tuned gsp.conf file is for the UK, I normally get at least 8 satellites very quickly with an accuracy of 10m (sometimes 5m)
Note that the 56Mb script sets the LMK value to 56Mb and should run later on so overwrites the semaphore value (usually set to 48Mb or 64Mb)
Let me know if you need any help
Thanks for that. Though I think you may have overestimated my knowledge lol
So far, I have installed the Semaphore Kernal, Used Ext4 to change the filesystem to Ext4, Applied some of the mentioned tweaks in Semaphore such as Smartass2 etc.
I haven't cleared cache and dalvik, would it be safe to do this now? What does this do?
Now the part where I struggle:
I have no idea how to edit acidtweak file (though I did try applying the zip file and my phone would no longer boot, getting errors about not being able to mount data etc)
The uploaded scripts: I can remove the txt extension, but how do I make them executable? Do I then copy them to my phone and run them?
Once again, cheers
cookm75 said:
Thanks for that. Though I think you may have overestimated my knowledge lol
So far, I have installed the Semaphore Kernal, Used Ext4 to change the filesystem to Ext4, Applied some of the mentioned tweaks in Semaphore such as Smartass2 etc.
I haven't cleared cache and dalvik, would it be safe to do this now? What does this do?
Now the part where I struggle:
I have no idea how to edit acidtweak file (though I did try applying the zip file and my phone would no longer boot, getting errors about not being able to mount data etc)
The uploaded scripts: I can remove the txt extension, but how do I make them executable? Do I then copy them to my phone and run them?
Once again, cheers
Click to expand...
Click to collapse
press three power button, enter recovery mode, choose apply zip file, choose acid tweak zip file. Reboot. You can now copy the acid tweak script into /system/etc/init.d and remove the . txt files in this directory will run when the phone boots. I use root explorer to make files executable, I think the free es explorer app may do the same.
You can copy the other files into this directory and enable then by making then executable. Long press on file, options, click on executable boxes (3 off)
If you are a noob, always best to backup /efs folder, you can do this with root explorer, long press on folder, copy, go to sd card, paste
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I have tried applying the Acidtweak zip file, but then my phone fails to restart, will not pass the Initial Boot screen (not the animated one)
I can access swm but id displays the following errors:
E: Unknown volume for path [/data] and [/cache], can't mount /cache/recovery/command etc
Have had to flash the softwre again to get it working.
Had you converted to ext4 before flashing acid tweak from cwm?
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Yes, already done
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