[Q] EXT 4 - HTC Inspire 4G

How do i find out if i have ext 3 or 4, and where do i find ext 4 to flash if i need?
thanks

An easy way to tell would be to install 4EXT Recovery to replace CWM Recovery. It will show you exactly what your partitions are in recovery.
http://forum.xda-developers.com/showthread.php?t=1161710
If you want to change your partitions to Ext4 then you can go to the first page of the Android Revolution HD thread in development and download and run Mike1986's superwipe script, which is on the first page. Flash superwipe in recovery. It will format your partitions as Ext4. Make a back up of your phone data because it will delete all of your data. It will not delete anything on your external sd card. Also make sure you have a rom on your sd card to flash after using a wipe script.

Wolf_2 said:
An easy way to tell would be to install 4EXT Recovery to replace CWM Recovery. It will show you exactly what your partitions are in recovery.
http://forum.xda-developers.com/showthread.php?t=1161710
If you want to change your partitions to Ext4 then you can go to the first page of the Android Revolution HD thread in development and download and run Mike1986's superwipe script, which is on the first page. Flash superwipe in recovery. It will format your partitions as Ext4. Make a back up of your phone data because it will delete all of your data. It will not delete anything on your external sd card. Also make sure you have a rom on your sd card to flash after using a wipe script.
Click to expand...
Click to collapse
What wolf said lol. :-D.
Enjoy the ext4 recovery. Its a great piece of work. If you want to theme it check out the links in the op of that thread wolf directed you to. Many themers including myself are listed on there. Link in my sig as well.
I got your 10 char right here

Besides really liking the way 4EXT Recovery works, I really enjoy changing and using themes by Cwhitney24 and other themers. It is great to be able to theme recovery.

Wolf_2 said:
Besides really liking the way 4EXT Recovery works, I really enjoy changing and using themes by Cwhitney24 and other themers. It is great to be able to theme recovery.
Click to expand...
Click to collapse
Well thanks! :-D
I got your 10 char right here

After reading the last 4 posts I feel the need to put my high boots on and install the newer recovery.

Agoattamer said:
After reading the last 4 posts I feel the need to put my high boots on and install the newer recovery.
Click to expand...
Click to collapse
....yes do it!!!! Lol
I got your 10 char right here

It's all good now!

brettd750 said:
It's all good now!
Click to expand...
Click to collapse
Good! :-D
I got your 10 char right here

brettd750 said:
I need 10 post to be able to post in the dev threads. Have some small potential faults with a custom rom.
Click to expand...
Click to collapse
try the Q&A stickies

Pirateghost said:
try the Q&A stickies
Click to expand...
Click to collapse
Someone finally found it and asked the question. Fixed and there is no flaw

The on screen personalize but was linked to fire up internet explorer. there was a tweak in setting to turn it off

**shudders at 'internet explorer'**

Pirateghost said:
**shudders at 'internet explorer'**
Click to expand...
Click to collapse
+10 chars! Love it!

Are there any advantages of being ext4 over ext3? Im on the absolution rom so im not sure what ext it is. Sorry for thread jacking btw.

EXT is the Linux native filesystem. EXT was quickly replaced by EXT2 which was a good rock-solid FS for Linux and survived for a decade. It was eventually supplemented with a journal and became EXT3 even though the underlying filesystem was still EXT2. EXT4 is a journaling FS, but was redesigned from the ground up. It is designed to take advantage of very high-speed drives like 15K SCSI raid-arrays in high-end server farms, or for dealing with huge file sizes efficiently, neither of which is an advantage at all on an embedded device like a smart phone.
Most Androids used yaffs2 since it was fast and efficient on an embedded device with a serial MMC type storage system, but with the advent of multi-core smartphones, yaffs2 didn't handle multi-threaded access to the filesystem.
So, in short, EXT4 is really not an appropriate filesystem for an embedded device. Any journalling filesystem is going to be hard on the MMC as it causes much more read/write cycles and will eventually result in faster failure of the MMC. EXT3 is the choice of HTC on its newer eMMC devices and probably is the best fit for multi-core systems, but Google has hired the inventor of EXT4 so that's probably the direction Android will take regardless of EXT4's inappropriateness.
For more information:
http://en.wikipedia.org/wiki/Ext4

I read that post without looking at the author and was thinking "this guy seems almost as smart as Gene".
Sent from my Inspire 4G using the power of the dark side

Related

[DEV] unCoRrUpTeD Dual Boot V1 (RELEASE:TBA)

unCoRrUpTeD Dual Boot V1​
COMING SOON
Head on over to the official thread for unCoRrUpTeD Dual Boot >>>>>>>> Dual Boot
Reserved for no reason at all.
Maybe i can find a use for it
unCoRrUpTeD said:
Reserved for future use
Click to expand...
Click to collapse
HELL YEA!!! been waiting for this man..you are awsome! look forward to the release with anticipation. I did want to ask..whats a sufficient Micro Sd card to you(size wise)? i currently have a 2gb with about 1gb left would that be enough or should i go buy a 4gb?
+1 on this, will be really useful! Thanks for your work!
t12icky0 said:
HELL YEA!!! been waiting for this man..you are awsome! look forward to the release with anticipation. I did want to ask..whats a sufficient Micro Sd card to you(size wise)? i currently have a 2gb with about 1gb left would that be enough or should i go buy a 4gb?
Click to expand...
Click to collapse
I currently have the partitions for /system and /data set as 200Mb. i am going to try and add on more for /cache, but I am looking into making it as small as possible, since many would not be installing a lot of extra apps. It could be as small as 330Mb total.
so will i need that APPS2SD thing for this?
t12icky0 said:
so will i need that APPS2SD thing for this?
Click to expand...
Click to collapse
No. I will have instructions on setting up your sdcard
Right now my script is linux based. I'm not sure how much can be done with a batch script, but it will direct you in what you will need to do.
unCoRrUpTeD said:
No. I will have instructions on setting up your sdcard
Right now my script is linux based. I'm not sure how much can be done with a batch script, but it will direct you in what you will need to do.
Click to expand...
Click to collapse
sweet..your the man..cant wait!
One important thing I would like to propose here for the developer is a "standard" location somewhere on the SD card which would keep all the common data such as contacts, recent sms, call logs, etc. so that multi boot environment can share data without loss or duplicates.
In other words, boot to CM6 tonight and in two days when you decide to go back to stock ROM, all your sms, phone calls and such are picked up right where you left them in CM6 and vice versa.
Other than that, this sounds like an awesome thing. Can't wait to have the phone boot one ROM for Monday, another for Tuesday, and another for Wednesday and another...
obsanity said:
One important thing I would like to propose here for the developer is a "standard" location somewhere on the SD card which would keep all the common data such as contacts, recent sms, call logs, etc. so that multi boot environment can share data without loss or duplicates.
In other words, boot to CM6 tonight and in two days when you decide to go back to stock ROM, all your sms, phone calls and such are picked up right where you left them in CM6 and vice versa.
Other than that, this sounds like an awesome thing. Can't wait to have the phone boot one ROM for Monday, another for Tuesday, and another for Wednesday and another...
Click to expand...
Click to collapse
Not really possible. Different rom versions (2.1 vs 2.2) store the data in different formats. You'll have to rely on something like titanium backup to handle it.
How exactly is the dual-booting done? Does the batch script need to be controlled from the computer, or have you made a custom bootloader for on-the-fly switching?
HeroMeng said:
How exactly is the dual-booting done? Does the batch script need to be controlled from the computer, or have you made a custom bootloader for on-the-fly switching?
Click to expand...
Click to collapse
very good question
It's pretty simple if you have ever extracted the ramdisk and kernel from boot.img
The recovery has not been modified and the only time a computer is used is to setup the ROM the first time. You have to modify the boot.img from the ROM you want to installed on the sdcard. Once it has been changed, all you do is flash the boot.img of the ROM you want. I have mine setup where everything for the ROM is stored on the sdcard (/system, /data, and /cache) but have not been able to test out cache yet.
The reason for a non modified recovery is so that it can be done on any android phone.
I may put up a way to do this while I look into the script.
that is awesome you got so far so quick. i was hoping the squashfs tip would help you out. cant wait to see what approach you took.
unCoRrUpTeD said:
It's pretty simple if you have ever extracted the ramdisk and kernel from boot.img
The recovery has not beenmodified and the only time a computer is used is to setup the ROM the first time. You have to modify the boot.img from the ROM you want to installed on the sdcard. Once it has been changed, all you do is flash the boot.img of the ROM you want. I have mine setup where everything for the ROM is stored on the sdcard (/system, /data, and /cache) but have not been able to test out cache yet.
The reason for a non modified recovery is so that it can be done on any android phone.
I may put up a way to do this while I look into the script.
Click to expand...
Click to collapse
Oh, I see how you do the dual boot now. But I have one more question. How exactly do you get the rom on the SD? Do you use an ext partition or just put it on the FAT partition? Or is there some other partition type that I haven't heard of?
Sent from my Hero. It has a mind of its own
HeroMeng said:
Oh, I see how you do the dual boot now. But I have one more question. How exactly do you get the rom on the SD? Do you use an ext partition or just put it on the FAT partition? Or is there some other partition type that I haven't heard of?
Sent from my Hero. It has a mind of its own
Click to expand...
Click to collapse
Since everyone has a different size sdcard and most do not want to format the sdcard completely I will provide instructions on how to partition it correctly.
t12icky0 said:
HELL YEA!!! been waiting for this man..you are awsome! look forward to the release with anticipation. I did want to ask..whats a sufficient Micro Sd card to you(size wise)? i currently have a 2gb with about 1gb left would that be enough or should i go buy a 4gb?
Click to expand...
Click to collapse
Go on buy.com and get a 16gb sdcard for about 35 bucks, jesus lol !!!
CrashV2010 said:
Go on buy.com and get a 16gb sdcard for about 35 bucks, jesus lol !!!
Click to expand...
Click to collapse
lol..i dont use that much space...as you can see i have 1gb left on my
2gb..LMAO! i would have like prolly 15gb left on it. So it would be pointless for me to get a 16gb.
t12icky0 said:
lol..i dont use that much space...as you can see i have 1gb left on my
2gb..LMAO! i would have like prolly 15gb left on it. So it would be pointless for me to get a 16gb.
Click to expand...
Click to collapse
I have an 8GB class6. I have used about 4GB.
Post #2 has steps on setting up the sdcard
Just wondering but whats the plus side to this as opposed to just having different nandriod backups to flash between? I know it would be faster to boot but imo that's not woth all the partitioning of the sd card and what not. Now if it allowed you to run Windows Mobile roms from the SD then that would be awesome. I had a dual boot on my old HTC diamond and thats where I first discovered Android

[Q] - Move to SD enabled for (almost) all apps by?

Noticed today I'm able to move almost all of my apps to SD and not just the supported ones without having done anything but installing a rooted stock ROM and some standard goodies (SU, BusyBox, ROM Manager and Titanium Backup). Wondering if it was enabled by any of the above? the rooted ROM? or the stock ROM?
any takers?
Titanium backup, in "batch", has option to move all apps to either sd or internal memory.
Sent from my myTouch_4G_Slide using xda premium
It's not true A2SD. Just a bunch of buggy symlinks in /data and incomprehensible files in /sdcard/.android-secure that Google is trying to pass off as A2SD.
Sent from a message in a bottle.
blackknightavalon said:
It's not true A2SD. Just a bunch of buggy symlinks in /data and incomprehensible files in /sdcard/.android-secure that Google is trying to pass off as A2SD.
Sent from a message in a bottle.
Click to expand...
Click to collapse
thanks. i rooted my phone right after the first stock boot so i couldn't tell if it came that way. It's just odd coming from 2.2 that everything all of a sudden is now movable, despite being not true a2sd.
psychedel!k said:
thanks. i rooted my phone right after the first stock boot so i couldn't tell if it came that way. It's just odd coming from 2.2 that everything all of a sudden is now movable, despite being not true a2sd.
Click to expand...
Click to collapse
I know. Just because a bunch of people find hitting "partition SD card" in ClockworkMod Recovery too difficult doesn't mean those of us who want the full potential of our phones unlocked should suffer, but we're stuck until someone finds us the mountpoint for sd-ext.
blackknightavalon said:
I know. Just because a bunch of people find hitting "partition SD card" in ClockworkMod Recovery too difficult doesn't mean those of us who want the full potential of our phones unlocked should suffer, but we're stuck until someone finds us the mountpoint for sd-ext.
Click to expand...
Click to collapse
you all need to check out link2sd (free app) it will let you install apps to ext partition. I myself use it and have a 8gb ext3 partition with over 550+ apps/games installed. It also lets you decide if you want to move dalvikcache and library files to ext to save more internal space. I used mini tool partition app on my pc to create a larger ext partition then cwm would allow.
Sent from my LG-P999 using xda premium
d12unk13astard said:
you all need to check out link2sd (free app) it will let you install apps to ext partition. I myself use it and have a 8gb ext3 partition with over 550+ apps/games installed. It also lets you decide if you want to move dalvikcache and library files to ext to save more internal space. I used mini tool partition app on my pc to create a larger ext partition then cwm would allow.
Sent from my LG-P999 using xda premium
Click to expand...
Click to collapse
I'll try it on my days off. Thanks for the tip!
Sent from a message in a bottle.
blackknightavalon said:
..we're stuck until someone finds us the mountpoint for sd-ext.
Click to expand...
Click to collapse
sorry can you explain how and where we're stuck on and is that specific to our device?
blackknightavalon said:
I know. Just because a bunch of people find hitting "partition SD card" in ClockworkMod Recovery too difficult doesn't mean those of us who want the full potential of our phones unlocked should suffer, but we're stuck until someone finds us the mountpoint for sd-ext.
Click to expand...
Click to collapse
psychedel!k said:
sorry can you explain how and where we're stuck on and is that specific to our device?
Click to expand...
Click to collapse
WIP Memory Address Listing
You need to know where to put and access the data, explicitly, in order to be able to use that location.
Android does this by using mount-points, which translates to the memory address where it should be looking for the information.
The thread I linked to is one I started so that we can discover them all, and what mount points correspond to what memory address.
Please make sure to read post number 8 in the thread by dhkr234 which spells out a good caution about using memory addresses directly and why you should be using mount points instead.
If anyone makes any headway in learning anything we don't know so far, please post it in that thread so we can get a comprehensive listing of mount points and what memory addresses they correspond to.
I've been extremely busy on other projects, but if someone is going to come by and make A2SD available for us, having a road-map for them to follow already sitting here will make their life a lot easier. ( ...and maybe encourage someone to do it because the info is sitting there. )
...and yes, it is specific to our device. Every device addresses the internal memory differently and that makes the mount-points unique to each and every device.
gotcha, so...piecing this all together, does that mean that a true A2SD shouldn't rely on symlink at all and Link2SD (what d12unk13astard recommended) is essentially just another hack?
psychedel!k said:
gotcha, so...piecing this all together, does that mean that a true A2SD shouldn't rely on symlink at all and Link2SD (what d12unk13astard recommended) is essentially just another hack?
Click to expand...
Click to collapse
The real A2SD is not "just another hack," it's one of the ORIGINAL post-root hacks pioneers like JesusFreke came up with. It allows you to put your apps on an EXT partition of your SD card, and you can resize that partition if your computer runs a Linux distribution.
blackknightavalon said:
The real A2SD is not "just another hack," it's one of the ORIGINAL post-root hacks pioneers like JesusFreke came up with. It allows you to put your apps on an EXT partition of your SD card, and you can resize that partition if your computer runs a Linux distribution.
Click to expand...
Click to collapse
that i got, and sorry for being a pain..so then what difference does having a mountpoint or not make?
psychedel!k said:
that i got, and sorry for being a pain..so then what difference does having a mountpoint or not make?
Click to expand...
Click to collapse
Read the previous posts.
psychedel!k said:
that i got, and sorry for being a pain..so then what difference does having a mountpoint or not make?
Click to expand...
Click to collapse
Either:
blackknightavalon said:
Read the previous posts.
Click to expand...
Click to collapse
Or read this one again:
http://forum.xda-developers.com/showpost.php?p=19163237&postcount=8
dhkr234 said it good there.
I linked so someone who wants more of an explanation can follow and read up.
In short, you can very easily write to the wrong memory address.
This means:
Installing some silly game over parts of both your boot partition and recovery partition would give you a cool slide-paperweight.
Mount points prevent this from happening by ensuring the data is written to the proper memory addresses.

Regarding disk space

Has anyone tried to repartition our /system and /data folders to create an /emmc partition for our phones? Seems like OE partitioning scheme is a huge waste of space and we could better utilize the extra space if it was in user mountable partition.
This should be easy to do via recovery yes?
Sent from my MB865 using xda premium
unsivil_audio said:
Has anyone tried to repartition our /system and /data folders to create an /emmc partition for our phones? Seems like OE partitioning scheme is a huge waste of space and we could better utilize the extra space if it was in user mountable partition.
This should be easy to do via recovery yes?
Sent from my MB865 using xda premium
Click to expand...
Click to collapse
Yes both lfaber06 and I sort of do something similar, with the way we have safestrap setup, but we use the SDcard instead. The one issue I see with this is what the future brings for this phone, like what moto might do for us with ICS, and such, what may be needed in these partitions to make it work. Other that that I don't see an issue, but you will have to change a ton of start scripts if the partition numbers change.
Jim
Sent from my MB865 using xda premium
I don't think you understand, I want the space to be user accessible, like I have on my nook. I flashed a custom repartition from cwm to resize data and media partitions. The /emmc partition is a fat32 partition I believe (on my nook anyways). I've never even come close to filling my 2gb data partition, and now I have 4gb of space for music or videos storage.
unsivil_audio said:
I don't think you understand, I want the space to be user accessible, like I have on my nook. I flashed a custom repartition from cwm to resize data and media partitions. The /emmc partition is a fat32 partition I believe (on my nook anyways). I've never even come close to filling my 2gb data partition, and now I have 4gb of space for music or videos storage.
Click to expand...
Click to collapse
No, I don't think you understand what that really does under the covers. Both lfaber06 and I have been working on this device for a while, we are the ONLY two devs currently working on this device. What I am telling you is that if you change the size of ANY of the internal partitions, It might effect the ability to update to another version of Android. Your Nook, is not a Mototrola device, and Moto has completly messed with/up android, and therefore it is not safe to do what you are saying. No matter what you can not get access to the internal partitions, yes on AOSP devices / devices that can be AOSP (the nook is one), you can do those things. The Atrix2 still has a locked bootloader, so we are stuck with their kernel, and version of android. To do what you are saying you will need to have an AOSP kernel, and have MANY init scripts updated to understand the new partition table. It is not as easy as you make it out to be.
Okay, I was under the impression with rw abilities on /system and /data partitions we also have the ability to mount, unmount; also giving us the ability to edit the partition blocks via bootstrap.
Ok how about this, there is a guy in the Nook Tablet forum (locked bootloader, like us) who had the idea of basically running a fat32 "img" that in the /data (ext4) partition to that would mount via a script and be user accessible? That would be possible I would think.
unsivil_audio said:
Okay, I was under the impression with rw abilities on /system and /data partitions we also have the ability to mount, unmount; also giving us the ability to edit the partition blocks via bootstrap.
Ok how about this, there is a guy in the Nook Tablet forum (locked bootloader, like us) who had the idea of basically running a fat32 "img" that in the /data (ext4) partition to that would mount via a script and be user accessible? That would be possible I would think.
Click to expand...
Click to collapse
Yes you do have access to all of those things with root, but Moto has done so much customization to this thing, that would not be safe.
Yes, that is also something that lfaber06 and I have thrown around as well, the logistics of it need to be worked out for our phone, and the proper init scripts need to be put together.
Are you up for the task? I only ask because he and I are currently working on porting cm7 and cm9 to our phone, which is a huge task. I can help you out, but I just can't take on anymore projects for this phone at the moment, since I have 5 different things I am working on for us right now.
I am definitely down to help, still going to be a bit of a learning curve for myself. Still pretty new to linux/android.
unsivil_audio said:
I am definitely down to help, still going to be a bit of a learning curve for myself. Still pretty new to linux/android.
Click to expand...
Click to collapse
PM me, with as much info as you have about this, preferably any links that you have read, and I will help you develop a game plan, and what you will need to make this hack happen. You will have to do some research on your own, and I can help with the Linux/Android part, and help you figure out what you will need to do. I am also not sure on the what kind of speed to expect from something like this, so that will also be something to look into, since this will be a virtual disk file.

[MOD][REC][29/10]Data2SD -- I/O-Boost

Data2SD MOD: Moves /data partition to External SD, noticeable performance increase
All files attached are flashable .zips Installation instructions updated.
clemsyns cpu OC 1800 kernel is out! Good stuff!
Symlink added to /data2 (internal storage now found as /sdcardi)
You will need to disable journaling using the guide in post #3 if you are on CleanROM 2.1 to 2.3
as the rom does this as standard. If not you will get error!
I have had nothing to do with the development of this MOD, all credit goes to TweakerL
Also a huge thanks to scrosler for the fantastic CleanROM
Thanks to clemsyn for the amazing kernel!
Feel free to go to original thread and give your thanks: http://forum.xda-developers.com/showthread.php?t=1803252
and also to seek information, the thread is full of it.
What/Why/How?
This MOD was developed to aid the I/O-issues the Transformer Prime has and the Infinity inherited. Since it was a known fact that the internal
storage was slow/poor, TweakerL decided to try mounting the /data partition to the MicroSD card. Hence an obvious necessity
will be that you have a fast MicroSD card. Several have been tried and there is no real conclution as to what is the best in regards
to manufacturer or class (a class 6 card can have better random write speeds than a class 10 card), I use a Sandisk 64GB UHS-I
class 10 card and so does several others with good results.
The way this works is that you change the ramdisk so that it mounts /data to the second partition of your micro sd. Your internal
storage (the old /data partition) will be mounted as /data2.
Requirements
1. Unlocked and Rooted
2. You MUST repartition your Micro SD. The .zip you flash will mount /data to mmcblk1p2, which basically says "mount /data to the
second partition in the external SD." also, the ramdisk expects that partition to be ext4, so essentially:
Make sure you have an external SD with at least two partitions and that the second partition is formatted to ext4. I use fat32 on the first partition
because it's recognized by most devices.You will also need to make both partitions "primary" partitions. I personally use Gparted to repartition
my stuff, but feel free to use whatever you like. Even if you're on windows you can still use gparted by using virtualbox, or you can use a tool
called MiniTool Partition Wizard, I haven't tried it myself but it is reported to be good.
3. Research your Micro SD, find out if it has good random write speeds. There is no use in this mod if you card is slower than your internal
memory.
4. Although it's not a requirement it is a recommendation to have gone through the Nvflash procedure. It has saved alot of people from bricks
and is just great to have.
5. Verify that the .zip is compatible with your ROM, if it is not listed feel free to ask for a version for your preferred ROM.
Disclaimer
I take no responsibility for whatever happens to your device using this MOD, it is flashing a kernel so take precautions!
Installation
1. Boot to recovery, flash your preferred ROM
2. Reboot to initial setup (Don't run through)
3. Reboot to recovery, flash the matching Data2SD.zip
4. Disable journaling (Optional on all ROMs except CleanROM)
5. Reboot
When it reboots you will get a blue progress bar and it will be just as you flashed a new rom, you'll get the device setup screen.With my
MicroSD I get about twice the Random Write speed with this mod; Internal=0.20mb/s External=0.40mb/s . We will have a look at doubling
these figures further down (I currently have Random write speed average of 0.8mb/s).
Reverting
Flash a ROM
Feel free to ask any questions!
MD5 checksum for cm10-1025data2sd : 78b9e62e27204efeb0bdd3c926c4a30a
MD5 checksum for CleanROM2-3Data2SD: 60eef4e666ec97216ee0801189233719
MD5 checksum for clemsyn's 600 OC kernel ver8: e07b4a5a5f7ae2976a86460e5309199a
MD5 checksum for clemsyn's 650 OC kernel ver8: cf6d36da2d26db2e72c1c110a87cad7f
MD5 checksum for clemsyn's 650 OC kernel ver22: 1ec0e9c5c5ac7b012e3095f03f7dd234
Modded Recovery
Enough with the screenshots, I think people know what it's all about by now!
TWRP 2.3.1.0 Data2SD Edition
Modded by flumpster, thanks a million!
Attached is a version of the latest TWRP recovery, the only mod done is changing where
it mounts /data so it backs up the correct partitions!
Backup to External will backup to your first partition (fat32 maybe) and backup to internal will
backup to your ext4/2 partition.It is recommended to back up to external which is the fat partition.
If you backup to internal which is now the ext partition and something goes wrong with that partition
you wont have access to your backup.
Instructions:
You must remove the old twrp settings from your prime for this to work correctly. Delete any
TWRP folders that are in sdcard, data2/media and removable/sdcard. If you have backups there
already that you want to keep leave the backups folder in the TWRP directories and then just
delete the files that are in the root of the TWRP folder to get rid of the settings left behind.
If you are on a windows pc just extract the zip somewhere and run the bat file and then follow the
onscreen instructions. It will flash it for you. If not, navigatate to the fastboot folder, find the .blob
and flash the usual way with fastboot.
I have tested it myself but would love some feedback on this as I am currently the only one testing.
Disabling journaling!
This is a mod that flumpster tested and found to work fine. I have tested it to and it is fast as a shark. It is somewhat
controvertial though, someone thinks disabling journaling on the ext4 file system could cause crashes. Also if you are
plagued with random reboots it can cause data loss. I've been running it for a couple of days without issues and getting fantastic results.
Here is a description on how to do it if you want to try:
To Disable Journaling in EXT4
Go into TWRP and then open a command prompt on your computer where adb is.
Type adb shell and enter it then type the following commands one at a time.
umount /data
umount /sdcard
e2fsck -f /dev/block/mmcblk1p2
tune2fs -O ^has_journal -c 1 -i 1d -m 0 /dev/block/mmcblk1p2
e2fsck -f /dev/block/mmcblk1p2
Watch out for the fourth line, after tune2fs - that is a capital O not a zero. The one further along the line is a zero.
To check if it has worked type the follwing after them
tune2fs -l /dev/block/mmcblk1p2 | grep features
If you don't see has_journal in the output all is good.
And the size of the ext4 partition should be?
I was planning on taking a stab at porting this project to the TF700 this weekend. Thanks for your work! Going to test ASAP.
maxrdlf95 said:
And the size of the ext4 partition should be?
Click to expand...
Click to collapse
That is up to you really, the ext4 partition will be your new "internal storage" so if you if you need to store alot there like big games etc. you'll need more. If like me you have little use for internal storage you increase the size of first partition. I have 49gb fat 32 as my first partition and 11gb ext4 as my second.
I transfer movies etc. from a windows machine to the fat32 partition.
Good question though, I should have mentioned it in the OP.
Sent from my ASUS Transformer Pad TF700T using xda premium
The mysterious CheckROM that you've mentioned twice is just CleanROM, right?
Kisakuku said:
The mysterious CheckROM that you've mentioned twice is just CleanROM, right?
Click to expand...
Click to collapse
Yes, of course. Thank you for pointing that out, I've used CheckROM on another device so it got mixed up. OP updated.
fordwolden said:
Data2SD MOD: Moves /data partition to External SD
Click to expand...
Click to collapse
This looks very interesting!
fordwolden said:
Disabling journaling!
Click to expand...
Click to collapse
Actually the ROM does this during install. However on 2.0 it was causing issues with the latest TWRP so I temporarliy took it out.
It ended up being a twrp issue. IM going to put it back in for version 2.1 (with will be 10.4.4.18 based) and revert to the old version of twrp. The newer 2.3.x builds dont seem as reliable at this time.
But good write up!
Also worth to mention that this mod makes it a little bit harder to do nandroids. But in TWRP you have a option to backup sd-ext, that will actually be a backup of your data partition. So to restore data you just restore sd-ext. All other partitions will backup and restore normally.
Edit: No longer applicable, sd-ext backup no longer supported. Modded TWRP recovery in post #2
fordwolden said:
Also worth to mention that this mod makes it a little bit harder to do nandroids. But in TWRP you have a option to backup sd-ext, that will actually be a backup of your data partition. So to restore data you just restore sd-ext. All other partitions will backup and restore normally.
Click to expand...
Click to collapse
heh... i was just going to ask about that. thanks for the clarification.
fordwolden said:
Also worth to mention that this mod makes it a little bit harder to do nandroids. But in TWRP you have a option to backup sd-ext, that will actually be a backup of your data partition. So to restore data you just restore sd-ext. All other partitions will backup and restore normally.
Click to expand...
Click to collapse
People really use Nandroid? lol :angel:
scrosler said:
People really use Nandroid? lol :angel:
Click to expand...
Click to collapse
Some feel more comfortable doing it! I feel like it's "bringing a knife to a gunfight"! False safety.
Since the 12/10 update to .18 that I installed just yesterday my performance skyrocketed. I don't experience any lag anymore, no hickups, much faster loading etc. I suddenly don't feel like this tablet was a waste of money anymore
It's all stock and normal.
So if you don't have this update yet, try it out before trying anything like this.
Would there be any way of getting this working on a rooted stock FW?
I saved root before updating to JB so I'm going to stay unlocked for as long as I have warranty.
Moning2 said:
Since the 12/10 update to .18 that I installed just yesterday my performance skyrocketed. I don't experience any lag anymore, no hickups, much faster loading etc. I suddenly don't feel like this tablet was a waste of money anymore
It's all stock and normal.
So if you don't have this update yet, try it out before trying anything like this.
Click to expand...
Click to collapse
Gospel singers from the General section? Now that's a first for me! I'm glad you're happy with your tablets,
now try downloading CleanROM 2.1 while multi-tasking on your device, still happy? I bet you want to unlock
before the download is finished!
New version for CleanROM 2.1 coming up, sorry for the delay. Been getting some sleep and my Inet connection
is about as stable as Uranium!
New version has symlinked /data2 partition so your internal storage will now be found in /sdcardi. Just for ease
of use.
rikc said:
Would there be any way of getting this working on a rooted stock FW?
I saved root before updating to JB so I'm going to stay unlocked for as long as I have warranty.
Click to expand...
Click to collapse
You meant going to stay locked, right! No, sorry this is not possible for locked bootloaders.
fordwolden said:
You meant going to stay locked, right! No, sorry this is not possible for locked bootloaders.
Click to expand...
Click to collapse
Ok, thanks, that's clear!
I want this on stock rooted unlocked ROM
fordwolden said:
New version for CleanROM 2.1 coming up, sorry for the delay. Been getting some sleep and my Inet connection
is about as stable as Uranium!
.
Click to expand...
Click to collapse
Oh come on, Uranium has been around Earth for four and a half billion years and it's still here, can't be that unstable
Gesendet von meinem GT-N7000 mit Tapatalk 2

About increasing internal memory

Hi guys,
I've again have some stupid questions. I'm sorry if it was answered before, I didn't find. I'm using CM9 build #8.
1. I saw so many ways to use sd card partition to increase internal memory space. Which one should I use?
2. How can I partition my sd card(I have 8GB class 10) using phone(looks like my computer doesn't read sd card with the adapter)? Can someone give me full instructions(something like "1. do this 2. do that and etc")? I want to do everything carefully .
3. I see that I must have kernel, which supports ext partition. Which kernel should I use? I think this one should be the best, it has overclocking support too.
4. How can I install custom kernel?
5. Oh, and a little of topic question, do you think this(the part about ram) will really work?
Thanks. Please answer them .
Easyest way to repartition your sd is with recovery, there is pretty no way, to get it wrong, just remember ext partition, should be no more than 2GB and swap is 0.
About how to move app-s, there are a lot of scripts, my personal choice is S2E, its in the play store, becouse you can leave app data, on the internal memory which helps for smoothnes.
This kernel is good, but it wont work with stock rom, so you should choose some else, and this else is jaggy's or next gen.
Kernel is easy to install, just mount /system and /data, from recovery "mounts and storage" menu, then just flash the kernel, nothing needs to be wiped, or something else.
About the last question I havn't tryed it, but mostly I don't think there is need of something like that, Android know's what to do with the ram, it's not windows.
Oh and there is normal your PC to not find your ext partition if you are running windows system.
shortyoko said:
This kernel is good, but it wont work with stock rom, so you should choose some else, and this else is jaggy's or next gen.
Click to expand...
Click to collapse
I'm using cm9 build #8, will it work? By the way, can you give me a link to the file to download? Because there is only 7z files, which recovery doesn't read. And can I use phonec as usb storage after partitioning and using these scripts?
Thanks a lot .
Sent from my HTC Explorer A310e using xda app-developers app
zgintasz said:
I'm using cm9 build #8, will it work? By the way, can you give me a link to the file to download? Because there is only 7z files, which recovery doesn't read.
Thanks a lot .
Sent from my HTC Explorer A310e using xda app-developers app
Click to expand...
Click to collapse
CM9 already has a custom kernel which supports scripts.. So you dont need to flash a custom kernel.. And as far as the app2sd scripts go, itz a matter of personal choice.. Some people use S2E, because of its simplicity and ease of use, while others use complex ones like d2ext, int2ext, ungaze, etc.. And then there are some who like to use more complex scripts like Mount2SD, which gives options like S2E, but can be used from the terminal.. For eg, you can choose to mount dalvik, cache, app, data to the ext partition..
So, in short, to each his own..
Hope this helped.. :good:
bhargz16 said:
CM9 already has a custom kernel which supports scripts.. So you dont need to flash a custom kernel.. And as far as the app2sd scripts go, itz a matter of personal choice.. Some people use S2E, because of its simplicity and ease of use, while others use complex ones like d2ext, int2ext, ungaze, etc.. And then there are some who like to use more complex scripts like Mount2SD, which gives options like S2E, but can be used from the terminal.. For eg, you can choose to mount dalvik, cache, app, data to the ext partition..
So, in short, to each his own..
Hope this helped.. :good:
Click to expand...
Click to collapse
Thanks, there is one not answered question, can I use phone as usb storage after partitioning sd card and using these scripts?
zgintasz said:
Thanks, there is one not answered question, can I use phone as usb storage after partitioning sd card and using these scripts?
Click to expand...
Click to collapse
Ya ofcourse you can.. You can use it as usual..

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