[Q] LG Optimus Logic (LGL35G) File system changes!!! - Android Software/Hacking General [Developers Only]

Ok first off i am infact a noob.
So heres the thing after rooting and removing almost everything i could i still do not have room to install apps even when link2sd move over to the phones fake built in sd card.
I am unsure how to do what i am asking or what info is needed but one issue is the phone has an internal memory of 1gb mounted as /sdcard
then my 16 gb class 10 sd card mounts as /sdcard/_ExternalSD
i did follow a thread of trying to use link2sd with a fat32 and an ext4 partition but in doing so the phone lost its ability to see the fat 32 partition and only saw the ext2 partition
so that attempt failed me.
my system and my data mounts continue to loose space after installing a few apps.
Now i live the flexibility of the droids but the major design flaw is the limited file system structures i removed almost all stock apps installed dolphin mini and holo launcher plus as system and removed stocks..
so my question how can i use my phones true sd card mounted as /sdcard/_ExternalSD for storage of apps and my phones fake sd card /sdcard for storage of the data mount ? can i possibly reassign space using some kind of secret partition manager to increase the data mount and sys mount and remove space from the fake sdcard mount?
Or how can i regain the fat 32 partition in my phone when the symlinks to the ext4 partition are holding up and working as intended
Im using a straight talk LG Optimus Logic (LGL35G)
It has no access to a recovery menu that is disabled all i can do is the basic wipe userdata with the vol down pwr and menu.
all changes i made to system remained root stays all sys apps i assigned stayed. no option for firmware update ect...
More details .
formatted 16gb class 10 sd to 10 gb fat32 primary and 6 gb ext2 primary
the fat 32 partition does not mount because the link2sd is confused by the existing /sdcard mount from the phones 1gb internal memory... and i dont know how to mount it or what to change to allow it to mount or what the mount should be called
I have read topics like
[GUIDE]Set up sd-ext partitions easy. http://forum.xda-developers.com/show....php?t=1750888
[HOW TO] Fix the "Low on space" problem (in plain English) http://forum.xda-developers.com/show....php?t=1488351
[DEV][19NOV] Native Mount DataOnEXT with DalvikOnNAND (Test #2) http://forum.xda-developers.com/show....php?t=1843062
But i am unsure what to do still and the partitioning sd card failed to work as needed.
does anyone have a work around or a mod to the link2sd script that can correct the loss of the fat 32 partition?
after moving apps to phone thin link2sd the symlinks holding after reboot

I have read topics like
[GUIDE]Set up sd-ext partitions easy. http://forum.xda-developers.com/showthread.php?t=1750888
[HOW TO] Fix the "Low on space" problem (in plain English) http://forum.xda-developers.com/showthread.php?t=1488351
[DEV][19NOV] Native Mount DataOnEXT with DalvikOnNAND (Test #2) http://forum.xda-developers.com/showthread.php?t=1843062
But i am unsure what to do still and the partitioning sd card failed to work as needed.

I am bumping this topic because I have the same problem.
I am not quite a noob, ever android phone ive gotten my first steps have been root then set up link2sd, and I've never had any issues.
But with this LG Optimus Logic, I just can't get it to work.When I have 2 partitions, both fat32, the phone only sees the smaller of the 2 partitions and link2sd shows that partitions as the 1st and 2nd partition. When one is formatted as ext2, the phone sais the sd card is blank.
Someone has ot have answers, this is irritating. Low disk space after installing a few basic apps.

maybe there is something we can change in the build prop making it so things mount differently. remember doing something like that on my epic 4g touch and motorola photon

Related

[Q] Can't figure out SD Card Partitioning with Link2SD

I'm just wondering if anyone else has been able to make a second partition on their O3D/Thrill. I'm not sure if this problem I'm having is a limitation to the phone, or rom.
I'm using an LG Thrill with v20c baseband, Prometheus V1.4 rom.
I'm following this guide here:
http://forum.xda-developers.com/wiki/SD_card_partitioning
I have a 32gb micro sd. I've made my 2nd partition 10gb as ext2. When I put it in the phone it reads it, says it's ready to read/write media (in notifications bar). I then go to link2sd, it automatically asks me if the 2nd partition is ext2, ext3, ext4, or fat32/fat16. I tried ext2 and it says:
"Mount script cannot be created. mount: mounting /dev/block/vold/179:18 on /data/sdext2 failed: Invalid argument.
I then put it back into my computer and formated to fat32, same thing, then ext4, same thing. Each time I put it back into my computer Gparted sees the 2nd partition as "unknown", so I believe android is changing the partition type to something unrecognizable.
Well, being I haven't got a reply yet, I'll ask this,
Has anyone with an Optimus 3D partitioned their SD card?
Oh i did & got it worked but I stopped using the link2sd partitioning my sdcard, because somethings you should know. Well first, the sd has to be fat32 & when asking about the 2nd partition, chose fat32 and then reboot the phone. I tried ext2 or ext whatever just never work. After reboot and link2sd ask the same thing again, just pick the fat32 partion and reboot again. It worked for me after 3 reboot, strange don't know why.
Lastly, just let you know the 1st partition of the SD card won't show on your phone because theres already internal SD and external_SD folder only show the 2nd partition of SD card. But the 2nd partition won't show on your pc to transfer files, if you know what i mean. Like I wanted to use the 1st partition for music/movies and 2nd for apps (link2sd) but you have to partition the SDcard for the link2sd to work. So the external_SD folder is for 2nd partition, I looked everywhere for the movie on the 1st partition but never found it or maybe I should try root explorer...well I don't know maybe there's someone can help us out about the 1st partition OR maybe just my O3D SORRY for the long reading! lol

I want to get rid off the fat(32) primary partion on Android

is it possible to have just one or 2 ext partitions on the external SDcard to use with Android??
All I have researched is ppl crating a fat(32) primary at the beginning of sdcard and optional a second ext(234) partition. but I found out that the fat partition has many problems in the long run, files getting fragmented, bad sectors, etc, and I was getting a lot of problems like after opening ES file explorer the screen for the app went black and froze because it couldn't read from sdcard. I have /data mounted on the second ext4 partition of the same sdcard and that one has not any problems.
so this question probably have been asked somewhere else but I did a lot of Google-ING and also here and nothing in that direction yet.
I did try so far formatting the fat32 as ext4, and after booting ICS 4.0.4 doesn't see any SDcard. I have the mount-points switched so the external sdcard is now the internal and the other way around, so I can not see either one as the external that is the internal is now the external it should get mounted in a folder of the external. a bit hard to explain if someone hasn't done it yet.

Link2sd mount script cannot be created

Hi,
When I instal Link2SD and open it for the first time it asks for the file system for my SD card second partition and I select ext4, but after always gives this error message "Mount script cannot be created".
The rom I'm using is CyanogenMod 10.2 by Rashed97 and Kernel 2.6.35.10.
Anyone can help me with this please, I tryed many things but didnt worked.
Problem resolved...
I've updated Superuser and rebooted the phone and after link2sd created automatically a new script and mounted the sd card properly.
Cant know exatcly what was the reason but worked.
But now I'm having another problem, Whenever I try to converte to User App I get this message "Failure - pkg: 7cache/download/****.apk Failure [INSTALL_FAILED_INVALID_APK]
Anyone can help me with this?
Mount script cannot be created.
If you store the Link2sd application in your memory card, it will not able to link to SD. Move that application to internal storage and use ext4 as second partition. It is working in my Samsung Galaxy 4.
solved for me
i had the same problem but got it resolved by....
connected the SD and phone using USB cable
backed up my files
i formatted the SD card created 2 partitions using Mini Tool Partition Wizard Manager, one with FAT32 and one with Ext4
exited the Mini Tool Partition Wizard Manager
DIDN'T safely remove the hardware from the taskbar
DIDN'T turn off USB storage
DIDN'T detach the USB cable from the PC
turned off the phone by the power button and disconnected the usb cable.
turned on the phone and opened the Link2sd app and chose ext4 and it created the mount script successfully
Hi all, same here, cannot create mount scripts.
MicroSD 32GB, recovery TWRP v2.7.0.0, rom CyanogenMod 11.0.0-RC11-p500.
Formatted SD-EXT (1024MB, no SWAP partition) in ext4 and now ext3, the mount scripts are not working.
Baboo85 said:
Hi all, same here, cannot create mount scripts.
MicroSD 32GB, recovery TWRP v2.7.0.0, rom CyanogenMod 11.0.0-RC11-p500.
Formatted SD-EXT (1024MB, no SWAP partition) in ext4 and now ext3, the mount scripts are not working.
Click to expand...
Click to collapse
Tried ext4, ext3, ext2 and even fat32... Not one of them works.
There is an app similar to Link2SD but working?
Or how can I use SD-EXT to extend the space for apps?
Thank you.
Baboo85 said:
Tried ext4, ext3, ext2 and even fat32... Not one of them works.
There is an app similar to Link2SD but working?
Or how can I use SD-EXT to extend the space for apps?
Thank you.
Click to expand...
Click to collapse
same issue here
Had similar problem also ("invalid argument" message). Problem in my case was that my CWR formatted to ext4 by my ROM do not want to work with ext4. So I used "mini tool" and formatted to ext3. Connect in CWR to PC and format , reboot, create script, ....
I solve the problem by not using the SD-Ext.
I'm guessing that this is something none of you are aware of as I don't see it mentioned in any of your posts...
Link2SD will fail if there isn't enough free space in /system.
Baboo85 said:
Tried ext4, ext3, ext2 and even fat32... Not one of them works.
There is an app similar to Link2SD but working?
Or how can I use SD-EXT to extend the space for apps?
Thank you.
Click to expand...
Click to collapse
For others who find their way to this thread
It appears this is an issue specific to the device - and that is an "unknown" until you try. I tried the above also - with minitool partition manager and easus partition manager and none of the partitions worked with Link2SD. Then I downloaded and installed app2sd (all in one tool) on the device and used the partition tool included with it to reformat the second partition. Be advised the app2sd version from google Play was full of absolutely ridiculous ads that I had to constantly escape and back out of or "X" out of at the top right or left corners - to get back to use the actual tool itself.
1. Ext2 format failed with an error (tried it twice even after wiping the partition)
2. did not try Ext3
3. Ext4 formatted successfully - but the mount script of Link2SD STILL failed
4. FAT32 formatted successfully - AND the mount script of Link2SD worked
I then uninstalled App2SD - and hopefully all the ads it brings
It should be noted even after successfully getting Link2SD working - it could not "move an app" to the SD card because it reported the device - a Teclast x70R was using "emulation" - but Link2SD reported it could "link" and move some files to the SD of some programs. I suspect the reality is the FAT32 file system has something to do with this as it cannot carry the permissions needed by UNIX type Operating Systems.
Others have said the EXT file system partition must be the first partition on the SD card; and while this had proved to be true with a PC hard drive when trying to install OSX as a dual boot Operating System - on my Android device it simply resulted in the SD card being unmounted - or failing to mount at all
It should also be noted that the minitool and easus partition managers COULD NOT successfully format the second partition of the SD card apparently either - because Windows technically only will recognize the first partition on a removable SD card type drive - apparently true even though they both reported successfully formatting the partition - when in fact it was ONLY AFTER reformatting using the app2sd partition tool did I get meaningful error messages - and/or that the FAT32 format of the second partition actually worked in Link2SD
It is another example of "go figure"

[Q] SD CARD Partion

Good morning all !!!!
I have done an ample amount of reading and I am still confused by the topic a little bit. And the post I came across were rather old. I just bought a 32G micro SD card for my galaxy s 4g running (wicked rom 9.1). This rom finally has the ability to move apps to SD. My question is, is it really necessary to partition your SD card for any reason??? What are the benefits? I still do not get he concept. I can only find the ways to do it. but not the reason.
*BUMP*
so.... I still did a bunch of reading, and did a SD card wipe attempted the 2nd partition and using link2sd and seems that the 2nd partition is not being recognized? can someone point me in the right direction?
Partitioning the SD card!
Actually, partitioning gives you the benefit of using space in your SD Card to install apps or use app data, instead of cramming it all up in the phones' internal memory. In other words, the Second Partition acts as the internal memory of the phone. So creating a 1 GB partition for a device with low internal memory allows the user to install more apps and doesn't let the internal memory decrease.
Link2SD can only accept partition with the proper scripts, i.e if the SD card has been partitioned with Ext2 then Link2SD must also be given the command for creating scripts as Ext2.
It is usually recommended to partition SD as Ext2 or Ext3 and create scripts on Link2SD as the same.
Hope it helped :good:

SD Card - partition problem / 1st partition FAT is not mounting, only 2nd ext2 works

Hi @all.
I wanna use Link2SD to increase the device storage.
I tried thousands of tutorials to partition the SD-card with all possibilities (as recommended 1st primary FAT32 and 2nd primary ext2/3/4)
Finally Link2SD works with the 2nd partition and is able to link the apps to this partition, BUT my phone does not find the first partition FAT32 anymore and is not able to mount it. Even in link2sd it only shows partition 2 available, and the first one not.
I have a 32GB card and tried FAT32 - 20GB & EXT2/3/4 - 10GB but also FAT32 - 28GB & EXT2/3/4 - 1GB - nothing worked.
only when there is just one partition with FAT32 and whole 32 GB at all than the phone mounts the sd-card
I tried also with a smaller 8 GB card, still the same.
It is nice that link2sd works now after rooting and also using the rootfix and Init.d Toggler (to not have the bootloop anymore), but the only problem is that I cannot use the bigger part of the sd-card for normal files.
Anyone got solving ideas for this problem? big thanks in advance
Solution
Some SD cards after creating two partitions, the first partition cannot be mounted.
The second partition, used in Link2SD, works fine.
So you'll need to format the first partition -and ONLY the first- to NTFS filesystem.
Also you will need "Paragon UFSD Root Mounter":
https://play.google.com/store/apps/details?id=com.paragon.mounter&hl=en
After you install the app, run it. it should mount the new NTFS partition and it will be totally usable in the system.
Click to expand...
Click to collapse
Thanks to user DJPRMF for this method

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