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-   -   help footfs full cant uninstall using app manager (https://talk.maemo.org/showthread.php?t=42641)

ddwwf1 2010-01-29 11:59

help footfs full cant uninstall using app manager
 
as the title says i cant unisntall any apps to free up space in rootfs any help would be greatly appricaited

Rob1n 2010-01-29 12:10

Re: help footfs full cant uninstall using app manager
 
If you've got rootsh installed, you can use "apt-get remove" from X Terminal to uninstall them (you'll need to know the actual package name though, rather than the display name). If you've been installing from the command-line, you might also find "apt-get clean" will free up some space.

ddwwf1 2010-01-29 12:32

Re: help footfs full cant uninstall using app manager
 
i havent used comand lione to install and also dont know full package names would a reflash help and what info woud remain phone numbers texts etc

Death Scythe 2010-01-29 13:13

Re: help footfs full cant uninstall using app manager
 
Try disabling extras-testing and extras-devel repo's to see if that frees up some memory. If that doesn't work, flashing would be the solution.

I could be wrong, but I think your phone goes back to factory state if you flash the emmc as well; flashing the firmware leaves the settings untouched.

ddwwf1 2010-01-29 13:17

Re: help footfs full cant uninstall using app manager
 
so what would be my best bet with regards to flashing

Death Scythe 2010-01-29 13:19

Re: help footfs full cant uninstall using app manager
 
If you're going to flash, might as well flash the phone back to factory state so you start with a clean slate.

Make a back up before flashing ;)

ddwwf1 2010-01-29 13:24

Re: help footfs full cant uninstall using app manager
 
i dealyy want to keep phone numbers texts music etc

slender 2010-01-29 13:28

Re: help footfs full cant uninstall using app manager
 
disable extras and development repositories and reboot your n900. Uninstall softwares that you do not use.

ddwwf1 2010-01-29 14:09

Re: help footfs full cant uninstall using app manager
 
ok things going from bad to worse suddenly i dont have any catalogs at all so cant disable any im thinking just reflashing the firmware would this help i have read that after flashing firmware people are left with there phone contacts etc still intact if this is the case then i shall reflash

ddwwf1 2010-01-29 14:16

Re: help footfs full cant uninstall using app manager
 
really in need of help now as i cant even read a text as its saying its full

ddwwf1 2010-01-29 14:20

Re: help footfs full cant uninstall using app manager
 
will i need to flash it with the flasher or can NSU reflash for me?

JonWW 2010-01-29 14:26

Re: help footfs full cant uninstall using app manager
 
Quote:

Originally Posted by ddwwf1 (Post 500967)
really in need of help now as i cant even read a text as its saying its full

Re-start the phone this will clear any memory hungry apps, goto More... -> Backup and make a backup to either MMC or your main memory, does not matter which, neither are affected by a firmware re-flash. Your data is then safe (cannot say if texts are saved, I clear my texts regularly and don't remember if they were lost when I last re-flashed) and you can do a re-flash if you wish.

Rob1n 2010-01-29 14:27

Re: help footfs full cant uninstall using app manager
 
If you've got rootsh installed, try running (from X Terminal):
Code:

sudo gainroot
rm /var/lib/apt/lists/*


ddwwf1 2010-01-29 14:34

Re: help footfs full cant uninstall using app manager
 
any recomendations on wether to use flasher or nsu

JonWW 2010-01-29 14:37

Re: help footfs full cant uninstall using app manager
 
Quote:

Originally Posted by ddwwf1 (Post 501007)
any recomendations on wether to use flasher or nsu

I would use the commandline flasher http://wiki.maemo.org/Updating_the_tablet_firmware
Do a backup first.

ddwwf1 2010-01-29 14:41

Re: help footfs full cant uninstall using app manager
 
ok just backing up and removing all me music files etc to be on the safe side then will reflash will let u all know how it goes thanks for the help so far

ddwwf1 2010-01-29 17:17

Re: help footfs full cant uninstall using app manager
 
everything working fine now thanks for all the help

JonWW 2010-01-29 17:28

Re: help footfs full cant uninstall using app manager
 
Good to hear it, have you done a full restore from backup and does it still work afterwards?
I only ask because I was wondering if there might have been a problem in the saved backup settings that might get copied back, and for anyone reading this thread in the future.

BugHunter 2010-01-30 07:07

Re: help footfs full cant uninstall using app manager
 
Hi all.

Noob question:

Is there a way to check all installed packages and show dependencies between them/applications/system? This way it will be easier to identify which packages are not used and can be removed to save rootfs space?

Having some script or app that would do cleanup(or suggest options what package "tree"s can be removed) for you will be even better :)

BugHunter

Rob1n 2010-01-30 11:40

Re: help footfs full cant uninstall using app manager
 
Quote:

Originally Posted by BugHunter (Post 502109)
Hi all.

Noob question:

Is there a way to check all installed packages and show dependencies between them/applications/system? This way it will be easier to identify which packages are not used and can be removed to save rootfs space?

Having some script or app that would do cleanup(or suggest options what package "tree"s can be removed) for you will be even better :)

BugHunter

If you install/uninstall only through App manager, then this should all get taken care of for you. If you've installed/uninstalled from the command line, then "apt-get autoremove" should clean up any unused dependencies.

As for getting a dependency tree view, I'm not aware of anything to do this.

BugHunter 2010-01-30 17:57

Re: help footfs full cant uninstall using app manager
 
Thanks Rob1n.

A few more questions:

1.
Is there any remote possibility that there are packages installed on my n900 by app manager or nokia that can be safely removed without jeopardizing system? If so how can I find them?

2.
Is there a list of groups of apps that will fulfill most of task needed by certain activities that will minimize consumption of rootfs?
Let me explain what I'm leading to:
I want to install latest port of Qt and try it out with some applications that are available in Qt flavor but in GTK+ ports yet (high pathetically). If I install current build it will bring my rootfs to the max. As I already know - this not good. So to resolve this and get what I want I need to find out what I can remove from my system in order to get Qt goodies and still be able to perform tasks I need to do on daily basis.

So it would be good to have some wiki page that will describe to curious noobs like me (who would like to try more before getting attached to something):

1) rootfs limitations (warn us on the possibility to basically render your device unusable by installing too many apps)

2) a brief explanations on GTK+ vs Qt (and consequences to use either one on ones device)

3) list GTK+ based apps (including the one native to maemo 5 image that is factory installed) AND their Qt based counterparts

4) specify instructions of needs to be done to replace GTK+ based apps with Qt based (and vice versa)

This will be helpful even in case that there were no issues with rootfs space limitations.

Rob1n 2010-01-30 18:28

Re: help footfs full cant uninstall using app manager
 
You can uninstall any packages you like which are shown in the Uninstall view in App manager (other than the Maemo OS update). Removing anything else is not advised, and can cause issues.

The latest Qt (4.6) is optified, so will take up no rootfs space (Qt 4.5 isn't, and takes up quite a chunk). The Qt 4.6 packages are named libqt4-maemo5-...

The other thing to do is make sure that you have the pymaemo-optify package installed.

As for the rest of your points - none of those are things that noobs should be wanting to do. If you don't know the difference between GTK+ and Qt (they're just two interface toolkits), why would you be interested in replacing one (the maemo 5 standard) with the other?

ddwwf1 2010-01-30 18:40

Re: help footfs full cant uninstall using app manager
 
hi all i didnt do a full restore my contacts and messages and settings were all i restored and started again with apps my device is running fine i have no idea what caused the problem as i have almost everthing back on here now from before and all working fine and still have a good vhunk of rootfs free cheers for the help guys


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