Repartitoning sdcard for CM6 - G1 Android Development

I've deleted my ext partition of 500MB so that i could use the new froyo apps2sd which is in the CM6 and now i want to add to the remaining fat32 partition without losing any data on sdcard...
but i don't knw how to rejoin the unallocated 500MB and the fat32 space together using gparted can someone tell me how can i do that?

Copy everything off yout fat32 partition to your computer, then go to the Control Panel > Administrative Tools > Computer Management > Disk Manager
There you'll see a list of the partitions of your SD card.
Remove all partitions.
Create new partition that uses all the space.
Format partition with Fat32.
Copy data back from the computer to SD card.
Done.

You can also resize partitions in the console of your g1 using the sdparted script manually. Don't have a link but the commands are there. I have a mytouch now and don't remember them off the top of my head. Its great for removing swap partitions!
Sent from my HTC Magic using XDA App

Related

Backing up through recovery

I was running a backup through recovery & when it got to the part about backing SD-ext it said no SD-ext found & skip it. Is there suppose to be SD-ext or is
it something I do my self & if I do set it up will I lose any data?
Sent from my Desire HD using XDA Premium App
It's something you'd have to setup yourself. You'll have to partition your Micro SD Card w/ an ext3 partition and dl dta2sd or S2E, with the latter being preferred. Doing this causes your phone to treat the ext3 partition as internal storage space for apps and whatnot.
IMHO, if you're not gonna have a gillion apps installed, there's really no reason for doing this since the phone has a large amount of internal storage and partitioning your card reduces the effective size for storing pics/music.
Tx

SD Card EXT 3 Q.

When formatted with EXT3, can i simply drop anddrag stuff into /sdcard ie folders for music and stuffs??
Thanks.
When you partition your card its with a fat32 partition and and ext2/3/4 partition. your ext partition will be used by your linux android platform for a2sd+ feature and wont be accessible to you when you connect your device as a drive.
However the fat32 partition will be visible to you and you can put all your stuff on it normally as you do.
hope this helps.

Hybrid data 2sd

Could someone please tell me how to use hybrid data2sd and what are the pros and cons of it
A detailed explanation would be preferred
Sent from my GT-I5800 using xda premium
There are many threads about this subject,but i will explain. As you know our phone has a low internal memory problem and you can't install so many apps.You see every user app and data is stored in /data folder in internal memory.So developers found a trick to increase the internal memory.When you partitioned your sd card there will be a similar folder /data and it is linked with the internal memory /data all the data from there to the /data folder on sd card.Now the phone thinks that this folder is actually the internal memory and sends all the apps to the sd-ext.This is Data2SD. But the /data folder contains many folders...for app (/data/app) and for dalvik cache(/data/data) and with HYBRID DATA2SD you can choose which folder will go on sd-ext .It is recommended to only transfer /data/app on sd-ext because transfering the dalvik cache could slow down your phone.Hope that helped.Cheers
bsuhas said:
I will try to explain in simple lang....
On android OS, users applications and data is stored in /data folder (partition) in internal memory. Since g3 have less memory, it has restrictions on how many apps you can install and blah blah...
So out greate developers do a trick to increase internal memory.
When we have partitioned SD card, there in new partition, they create a similar folder stucture of /data. and link internal memorys /data to point to sd card data folder. This link is similar to a shortcut. Android OS thinks that the /data folder is there in internal memory and it reads and writes to it but actually that data goes to sd-ext partition and thus the size of internal memory dose not increases as you install apps. This is Data2SD
/data has many folder...majorly for app (/data/app) and for dalvic cache (/data/data). If you are not mounting entire /data to sd-ext, but selectively mapping each folder you want to sd-ext, then this is called HybridData2SD. For ex, I prefer app dir (/data/app) to be mounted on sd-ext but not the cache (/data/data). Cache should be on phone as its accessed so much and makes my phone lag If i put it on sd-ext.
hope this clears the concept.
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@OP, please search before posting.
artifex21 said:
There are many threads about this subject,but i will explain. As you know our phone has a low internal memory problem and you can't install so many apps.You see every user app and data is stored in /data folder in internal memory.So developers found a trick to increase the internal memory.When you partitioned your sd card there will be a similar folder /data and it is linked with the internal memory /data all the data from there to the /data folder on sd card.Now the phone thinks that this folder is actually the internal memory and sends all the apps to the sd-ext.This is Data2SD. But the /data folder contains many folders...for app (/data/app) and for dalvik cache(/data/data) and with HYBRID DATA2SD you can choose which folder will go on sd-ext .It is recommended to only transfer /data/app on sd-ext because transfering the dalvik cache could slow down your phone.Hope that helped.Cheers
Click to expand...
Click to collapse
Where shall I refer to know how to partition sd card?
Sent from my GT-I5800 using xda premium
@partition of the sd card is very easy.You can partition your card directly from cwm recovery or using a program called MiniTool.Be sure to backup your sd cards data...

[Q] Increasing internal memory via d2ext

I used Link2SD first to create a partition , it did create a external partition but it showed me every time that the script couldn't be mounted.I tried it with ext2/3/4 as well as FAT 32/16 but no use.Now I want to repartition my SD card and want to try it again with d2ext.How to repartition my card? I tried to format it after creating a back up but it is still showing that it has a external partition. plus, I am not getting the option of 'partition sd card' in the advanced menu in the recovery.
What to do?
can u be more precise!
Use MiniTool partition manager(computer) for it.
Create partition with FAT32 of desired space.
Insert SD card in phone
And open link2SD, it will ask you for script.
Try with Fat32 or ext2.
It should work.
Sent from my HTC Explorer A310e using xda app-developers app

[Q] Partition missing!

I use a HTC Explorer running cyanogenmod 10.
Previously i was running stock ROM and using Link2SD onto my SD card. I then factory reset the phone and flashed it with http://forum.xda-developers.com/showthread.php?t=1847002. The partition i had made for Link2SD has now completely vanished. It was about 500Mb, now the SD card total storage shows a reduction in total memory of he same 500Mb.
Further, im not able to partition the remaining memory in the card to use Link2SD with either! HELP! What can i do?
Error Messages:
MiniTool Partition Wizard cannot create a new partition on this removable disk. If you like to create several partitions on this removable disk, you need to delete all the partitions first.
and
Link2SD: Mount script cannot be created. mount: Invalid argument

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