How does app2sd works ? - Hero, G2 Touch Q&A, Help & Troubleshooting

Hi,
i just rooted my phone yesterday and i am quite new. I am using the kimera 1.8 and it says app2sd is automatic (i guess) I have partition my class 6 4gb sd card but then when i install apps, the memory of the phone is the one that decreases... Any idea how should i do this ?

raikan123 said:
Hi,
i just rooted my phone yesterday and i am quite new. I am using the kimera 1.8 and it says app2sd is automatic (i guess) I have partition my class 6 4gb sd card but then when i install apps, the memory of the phone is the one that decreases... Any idea how should i do this ?
Click to expand...
Click to collapse
There is a section on how to check if apps2sd is working correctly in BTDAG's guide linked in my signature. Bookmark it!

i already check it but however, my internal memory still decreases when apps are installed.. Does this mean that the app2sd does not work ?

raikan123 said:
i already check it but however, my internal memory still decreases when apps are installed.. Does this mean that the app2sd does not work ?
Click to expand...
Click to collapse
no it doesn't. what does the apps2sd check say? i made it. it tells you the truth. if it tells it works, then it works.

it says /dara/app is a symlink..........ok
/darta.app-private is a symlink.........ok
apps2sd is working without dalvik-cache
What does it mean ??
it says its working but internal phone memory drops ??

dalvik-cache resides in the internal memory, and therefore takes up space on your phone.
if i ever get the guy that made people think apps2sd doesn't use any internal memory, i'll do really bad things to him...

so how do i move my dalvik-cache to my sd ?

you can edit the apps2sd script, or you can ask your rom dev to do it for you. or you can just live with the fact that dalvik-cache uses a little internal memory, it is not gonna eat up all of it. how much free space do you have left?

100mb left just for 20 apps installed

I followed your instructions and the script tells me apps2sd is not working.Can it be manually enabled? Im running Kimera 1.8 with a ext4 partition (I pm'd exit and he told me ext4 was supported)
Thanks

Related

help with a2sd please

Hi,
Recently rooted my hero after losing impatience waiting 6 months for htc to get their finger out.
Used cronosdroid and now using villianrom 10.2 final but will no doubt try out modaco in some point too.
Anyway, I would like to know if it is possible to save and run my apps from the sdcard?
I hear this will be possible using 2.2 but have heard that something called a2sd allows this functionality also?
If so, could anyone point me in the right direction to get a total noobs guide to installing and using a2sd and how I would then go about deleting the apps from the phone's internal memory and just running them from the sd card?
Many thanks for any help and advice you are able to share,
Cheers.
So you have already installed Amon Ra 1.6.2 yeah?
Check out BTDAG's guide in my signature,... The apps2sd bit is about half way down the 1st post, in grey writing.
I downloaded something called quick system info from the market and it says that a2sd is there giving me 457mb total and 423mb free.
I went through that long drawn out procedure (as a result of being on t-mobile uk) and used amon ra and created a gold card etc.
My Problem is, I dont know how to "use" this a2sd functionality.
I want to basically download from the market and save to the sdcard and run the apps from the sdcard and am unsure how to do this?
It doesn't do it automatically as I get to the usual memory low message after downloading 50-100 apps, so presumably the apps are still saving to the phones internal memory.
Basically, I want to know how to save and run from the sdcard and delete from the phones memory if thats possible as I think is the whole point of a2sd?
dazzer1975 said:
I downloaded something called quick system info from the market and it says that a2sd is there giving me 457mb total and 423mb free.
I went through that long drawn out procedure (as a result of being on t-mobile uk) and used amon ra and created a gold card etc.
My Problem is, I dont know how to "use" this a2sd functionality.
I want to basically download from the market and save to the sdcard and run the apps from the sdcard and am unsure how to do this?
It doesn't do it automatically as I get to the usual memory low message after downloading 50-100 apps, so presumably the apps are still saving to the phones internal memory.
Basically, I want to know how to save and run from the sdcard and delete from the phones memory if thats possible as I think is the whole point of a2sd?
Click to expand...
Click to collapse
If you followed my guide correctly it will be working. You can check that with the other script in my guide. If you're still running out of memory it is because the dalvik is still stored on the SD card.
Ok,.. So you need to be using a custom ROM with apps2sd enabled. Then once that is on your phone, you just need to partition the SD (like it says in the guide)... thats it!
btdag said:
If you followed my guide correctly it will be working. You can check that with the other script in my guide. If you're still running out of memory it is because the dalvik is still stored on the SD card.
Click to expand...
Click to collapse
How do I move the dalvik to the phones internal memory?
I presume I followed the guide correctly as i've come from t-mobile touch g2 on 1.5 and am now using 2.1 villain rom and cronos rom before that but am still running out of memory, even with partitioning my sd card.
presumably then its the dalvik located on the sd card?
dazzer1975 said:
How do I move the dalvik to the phones internal memory?
I presume I followed the guide correctly as i've come from t-mobile touch g2 on 1.5 and am now using 2.1 villain rom and cronos rom before that but am still running out of memory, even with partitioning my sd card.
presumably then its the dalvik located on the sd card?
Click to expand...
Click to collapse
yeah thats because you didn't flash either Dalvik Cache to the SD card or Dalvik-Cache to /cache thats why your phone still taking internal memory .. try this for solution :- http://www.villainrom.co.uk/wiki/index.php?title=Apps2SD
Hope it Helps
wicked cheers for that mate!!!!

App2Sd LG Optimus GT 540

Can someone provide me a tutorial about how to install app2sd on rooted Lg Optimus GT540.
Thanks a lot & Regards
Anyone...?
i wanna know too...
You wanna too, but anyone don't want to explain us how to make it work.
Not possible on Android 1.6
how to install app2SD on LG GT540 (android 1.6)
yes me too
plz help me
how to install app2SD on LG GT540 (android 1.6)
If you update to 2.1 then it's meant to work. There's a guide on Modaco on how to do it.
I am only passing on information that I have searched (mainly through Modaco) for and tried and tested. This is by no means my creation or discovery! And also...dont sue me if you mess your phone up!
First of all, you must be rooted!
Best thing to do before installing apps2sd is to do a factory data reset.
There has been discussions on whether apps2sd overwrites the phones factory defaults. I think the problem lays in an old script of apps2sd, perhaps there is a new on out... I couldnt tell ya! Anyhow, this is not really a problem if you want apps2sd permanently on your phone though. So remember, start from scratch, reset your data.
1. Partition your sdcard and make 3 partition on it.
Example: sdcard is 1 GB
1st partition in FAT32 600mb
2nd partition in ext2 300mb
3th partition as swap 100mb
Im not sure if the swap partition is needed but I made it anyway.
2. Copy the apps2sd folder to the root of the sdcard.
Example: /sdcard/app2sd/
3. Connect your phone from ADB and type this command :
adb shell
su (approve with superuser aplication in your phone)
sh /sdcard/app2sd/app2sd.sh
After a while your phone will reboot.
4. Now check how much internal memory you have (I had 135mb after my clean install of apps2sd. I have never had that much after a factory reset, a hard reset or a flash).
And there you have it folks!
tutorial : how to insert app2sd in optimus
first, im sorry for my english
for app2sd on optimus, you must have root level.
before install app2sd, please check you internal memory (setting-sd card & phone storage)
and remember your free space. biggrin.gif
step:
1.Partition your sdcard (i use paragon manager)
make 3 partition on your sd card.
example : your sdcard is 4 GB
1st partition in FAT32 3 GB
2nd partition in ext2 700mb
3th partition swap 300 mb
2.download this file mediafire[dot]com/?2os3np35b0fmc60
3.extract the download file
Added automatic installation app2sd. Just run APP2SD.bat
Unnecessary SDK TOOLS
what happen in your memory?
good luck
@skribbler86 swap is not needed I think, i don't make swap and app2sd works for me
jakubek1994 said:
@skribbler86 swap is not needed I think, i don't make swap and app2sd works for me
Click to expand...
Click to collapse
swap like a virtual memory may be.
i think phone need a virtual memory for app2sd.
Swap is like a linux swap (as in swap space for the RAM), but from what I read, it's not actually needed
Ah I see! Well thanks for that info. Its a bit too late now lol but atleast I know for next time. Thanks
Here We Go Everyone
http://forum.xda-developers.com/showthread.php?goto=newpost&t=803695
Click to expand...
Click to collapse
Hey, I have an unlocked LG Optimus, if I set it to factory default will that lock it again? Or can I do this without setting my phone to factory default?
Old post but for reference's sake, am posting this here.
I used MiniTool Partition Wizard Home Edition for making the partition.
I had a 16GB microSDHC but I made only a 512mB ext2 and left the rest as FAT32.
GT540 was designed to handle only 140mB of usable internal memory. So, making a huge ext2 partition will considerably slow down your phone. I would recommend to keep it below 512mB. Most often, you won't install more than 200-300mB worth of apps. Most games have their extra data downloaded to the SD and only apk and dex files reside in the phone.
And, I found that Link2SD was better than apps2sd. I never used apps2sd because by the time I wanted apps2sd, Link2SD was out. Check it out.
http://forum.xda-developers.com/showthread.php?t=919326
@nibras_reeza
i am having 8 GB memory card. can you please tell me the steps how to do partion..
why dont you just put 2.2 or 2.3 on your phone. the roms are available in the developer forum.
I found installing cm7 made it work. Although i lost the functionality of my camera app2sd worked other than that it is a great rom.
I agree, link2sd is far more better than apps2sd.
Also u need to upgrade ur firmware from 1.6 and 2.1 to higher roms, 2.3 is good.
So to fully use ur android,root your device, install a rom manager, then clockworkmod and superuser, there you can enjoy.

Re-partioning

Sorted it out the hard way - repartitioned with FAT and lost all my apps. Installed them quickly enough with Applanet App Market.
Theshawty said:
Hello XDA. A few months ago I partitioned my 2GB SD-card to use with a custom made 2.1 ROM I used to have and I have not changed this partitioning ever since, I've been using it with MiniCM and it works alright.
My question is: Could I or could I not partition it back to FAT so I don't have any ext without problems? Or do I need to reinstall MiniCM if I installed it with an ext partition?
Click to expand...
Click to collapse
One thing you need to check is if you have chosen 'internal memory' as the place to download applications that you may have downloaded/installed after installing CM1.In that case,choose the 'move to phone' option so that you don't have any apps stored on your ext partition.As long as you have stored apps either in the phone or external which is the FAT partition,there will be no problem at all in getting rid of the partition.Personally,I have never liked any of these ext partitions because I think they slow down the apps stored on them!
...do press the thanks button if this helps...........
Please clearly state which ROM are you going to flash, and the current partition details, partition(s) and size, filesystem ;-)
what is the ext2/ext3 partitions being used for ? are they only for setup new roms or for use while running the device?
i havent noticed any change with or without ext3 partition beside the low space left on the 2gb memory card...
eladmagen said:
what is the ext2/ext3 partitions being used for ? are they only for setup new roms or for use while running the device?
i havent noticed any change with or without ext3 partition beside the low space left on the 2gb memory card...
Click to expand...
Click to collapse
ext partitions are required to install apps2sd or link2sd so that you can store downloaded applications there instead of clogging your phone memory.These are not required if your OS is Froyo and higher since there is a native apps2sd which helps you move applications to the main FAT portion off the sd card.
-----------press the thanks button whenever you find any post useful........

[Q] how i set up app2sd on jusada's ICS?

hello, noobs here! i just want to ask how can i set up app2sd on my galaxy ace. im using jusada's ICS right now, and i heard that rom support darktremor A2SD enabled, so my assumption is, i just partitioning my SD card, so the rest will working by itself.
now i have partitioned my SDCARD, but when i restart my phone, it didnt happend and still the same, even my sdcard memory decrease.
so my question is:
how to set it correctly?
thanks! (and sorry for my bad english )
Why don't you use s2e
AOKP 4 LYF
scoffyburito said:
Why don't you use s2e
AOKP 4 LYF
Click to expand...
Click to collapse
just make sure that my rom is doing right without app2sd apk
Look into my signature for the link pointing to SuperAce609's tutorial. I implemented that trick of S2E in ICsunday by Jusada and it really worked. I had more than 125 apps installed with more than 110MB free space.
Rushyang said:
Look into my signature for the link pointing to SuperAce609's tutorial. I implemented that trick of S2E in ICsunday by Jusada and it really worked. I had more than 125 apps installed with more than 110MB free space.
Click to expand...
Click to collapse
thanks but i think i found something on manage application menu. go to Settings > applications > manage applications, then tap the SD Card menu, just choose the application you want to move to memory card.
whats the diferent between this and s2e?
kindroid said:
thanks but i think i found something on manage application menu. go to Settings > applications > manage applications, then tap the SD Card menu, just choose the application you want to move to memory card.
whats the diferent between this and s2e?
Click to expand...
Click to collapse
The big difference between what you're doing and what I'm doing is..
1) Your trick is totally manual. Means, you will have to move each application one by one to the SDCard & also from what you're moving apps to sdcard, will leave "some" data (esp dalvik cache) of that app in actual device memory. So you won't have the full advantage of moving an app. You will have some saturation point at some time.. like even if all of your apps were moved to SDcard and you have about ~60 apps installed, but each app will leave some data to your device memory. & That's why at some point your device memory will get full.
While in mine (using S2E), I have created a partition which totally works like a built-in memory. Whatever I install, ALL gets automatically installed in that partition. which actually saves a lot more actual device memory.
2) You can not move Widget supporting app to the SDCard. It won't work.
While in mine, Everything in that 1GB partition can work even as a Widgets too. Which again means totally functioning as a device memory.
3) I also observed that, when I connect my SGA with computer through USB Mass Storage (Which actually gives more transfer speeds than adb push commands), all my apps which saved in 1GB partition stay active completely. So it takes a lot less time while scanning SDCard for media after removing from USB mass storage.
Rushyang said:
The big difference between what you're doing and what I'm doing is..
1) Your trick is totally manual. Means, you will have to move each application one by one to the SDCard & also from what you're moving apps to sdcard, will leave "some" data (esp dalvik cache) of that app in actual device memory. So you won't have the full advantage of moving an app. You will have some saturation point at some time.. like even if all of your apps were moved to SDcard and you have about ~60 apps installed, but each app will leave some data to your device memory. & That's why at some point your device memory will get full.
While in mine (using S2E), I have created a partition which totally works like a built-in memory. Whatever I install, ALL gets automatically installed in that partition. which actually saves a lot more actual device memory.
2) You can not move Widget supporting app to the SDCard. It won't work.
While in mine, Everything in that 1GB partition can work even as a Widgets too. Which again means totally functioning as a device memory.
3) I also observed that, when I connect my SGA with computer through USB Mass Storage (Which actually gives more transfer speeds than adb push commands), all my apps which saved in 1GB partition stay active completely. So it takes a lot less time while scanning SDCard for media after removing from USB mass storage.
Click to expand...
Click to collapse
nice info! now i'm using S2E too, but still did'nt understand because my internal memory phone keep reduced.
also i want to ask, what would happen if i mount the SDCARD? and can i fully backup my apps via titanium backup with this?
why dont try this?
http://forum.xda-developers.com/showthread.php?p=18561098
using this i got 1gb internal memory, while booting is not as long when using darktremore a2sd or s2e
kindroid said:
hello, noobs here! i just want to ask how can i set up app2sd on my galaxy ace. im using jusada's ICS right now, and i heard that rom support darktremor A2SD enabled, so my assumption is, i just partitioning my SD card, so the rest will working by itself.
now i have partitioned my SDCARD, but when i restart my phone, it didnt happend and still the same, even my sdcard memory decrease.
so my question is:
how to set it correctly?
thanks! (and sorry for my bad english )
Click to expand...
Click to collapse
Why don't you just try making your life easier and check out the thread in my signature?
an0nym0us_ said:
why dont try this?
http://forum.xda-developers.com/showthread.php?p=18561098
using this i got 1gb internal memory, while booting is not as long when using darktremore a2sd or s2e
Click to expand...
Click to collapse
ok ill try for it
SuperAce609 said:
Why don't you just try making your life easier and check out the thread in my signature?
Click to expand...
Click to collapse
right now i'm using S2E, but my question is, what would happen if i mount the SDCARD? and can i fully backup my apps via titanium backup with this?
and then i still did'nt understand because my internal memory phone keep reduced.

[Q] Why should we use a2sd scripts?

First of all i am not a dev, and the statements bellow are confirmed by devs and known guys from our O1 community like Maktail and Miasmic (thanks guys).
Most of us use a2sd scripts like darktremmor, ungaze, link2sd etc. and many of those are suppose to provide us with practically unlimited sd space for apps and data. But the common problem which allways occures is that after moving one too much apps to sd you will get at some point bootloops. The phone will not be able to load all apps from sdext partition and reboots all the time. So no a2sd script is able to provide what is ment for.
My question of why use a2sd script is related to the fact that moving apps to sd using built in android script which resides in every ROM (even stock obviously), moves to sd the same amount of apps as other scripts mentioned and has the same behaviour of bootlooping when too many apps are moved to sd. The only difference is that other scripts provide more options, like moving dalvikcache to sd. But that doesn`t help either.
So why use a2sd scripts when the result is the same as using stock android script?
A2sd dev dk_zero-cool (thanks) said here http://forum.xda-developers.com/showthread.php?t=1342387&page=25 that is common knoledge that android cannot handle more than 1GB external data and recommended to use no more than 1,5 GB sdext partition formated with other recovery than CWM which is buggy. Did that and results are the same bootloops. Which means that moving too many apps to sd gives at some point system instability no matter what app or which script we use.
That is why more exepensive phones have more internal mem, up to 16GB in nexus case for example, which is using internal mem even for data games storrage. In that case they use a script to link internal sd data to external sd data (folder mounting), which is of no use for us.
Using DT, ungaze and android built in move to sd option, i could move to sd the same amount of apps before getting bootloops. So why buther using all king of scripts when the resilt is the same?
And now i get to the real questions, which are:
Is there any a2sd script that gives the use of more than 1.5 GB of external data without system instability (bootloops)? (i could move about 1.2 GB to sdext using ungaze) Please post the answer to this after you tested and moved or linked to sd more than 1.5 GB of apps.
Is there a 1 or 1.5 GB limit of external data which android (Linux) can handle before getting instable? If so, can this limit be overcome?
If there is a limit, why the options to create more than 2 GB sdext partitions in recoveries?
Can some nice dev make a script that lets the phone give us a slap on the face when getting close to the point where the system gets instable, if the limit of external space cannot be overcome? It seems that most of a2sd script devs discontinued their work.
my opinion
I have used both ungaze and link2sd... link2sd got unstable when i am using almost over a gig of Ext partition while right now I'm using ungaze with 1.7gb of used Ext partition... It was stable for me... No bootloop or anything...
Using the latest cm7 nightly rom, fk v4...
EveryThing has it's own LIMITATION
amao10 said:
I have used both ungaze and link2sd... link2sd got unstable when i am using almost over a gig of Ext partition while right now I'm using ungaze with 1.7gb of used Ext partition... It was stable for me... No bootloop or anything...
Using the latest cm7 nightly rom, fk v4...
Click to expand...
Click to collapse
Really? 1.7 Gb and stable? Ext 4? Did you use CWM to make it? What card do you use?
New great a2sd mounting folders like disks! Need some testers here guys, please help. Maybe this way we can solve a2sd bootloops.
Must see this:
http://forum.xda-developers.com/showthread.php?t=1502893&page=6
based on my experience
Ext 2, used amonra 3.0.6, class 4 16gb transend, faster boot up than link2sd...
amao10 said:
Ext 2, used amonra 3.0.6, class 4 16gb transend, faster boot up than link2sd...
Click to expand...
Click to collapse
So nothing special. Close to what is use. Except for ext2. I use ext4. Could ext2 be more stable?
does anyone has proof that internal sd card is better & faster than eksternal sd card class 10?
Is there really need for a proof on that matter? The fact that class 10 is the latest technology doesn`t make it ultimate.
voyager20021 said:
Is there really need for a proof on that matter? The fact that class 10 is the latest technology doesn`t make it ultimate.
Click to expand...
Click to collapse
yes but it makes sense if your internal sd card is only class 2 (imagine factory want to cut budget product and add low sd card read & write).
one thing for sure, my quadrant says about 800 using internal sd card, and now about 2000 using eksternal. and if someone say that quadrant score is irrelevant, i only ask, why?
I use link2sd with 512 or 600-700 MB EXT3, and never got a problem, I prefer huge apps/games like NFS shift, in internal memory and data obviously in normal SD partition, and I prefer keeping apps like facebook, camera360 and other [unmoveable by default] apps in EXT3.. this way I can install several apps without any problem
I dont know if this has been asked before and I am feeling lazy to search. Does ungaze data2sd work with ext4 now?

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