How to reduce flatpak app size?

[Gyorgy Kovesdi]

Hi,

IMHO the main qestion was:
Is it possible to share libraries between flatpak applications?
I have the same question, which is not answered yet.

Regards
Gyorgy Kovesdi


On Thursday, July 12, 2018 9:05:13 AM CEST Mike Spadaru wrote:
> Dear Flatpak community,
> 
> I attempted a small experiment to benchmark Snap and Flatpak. On
> Ubuntu 16.04 I picked some apps: Spotify, VSCode, Telegram-Desktop,
> Gimp, Android-Studio. I performed three tests Native (via apt, .deb or
> PPA), Snap and Flatpak. In each test I would read the used disk space,
> install an app, run the app and perform a task (same task in each
> test), then read the used disk space again. Before moving to the next
> test, I uninstalled all the apps and removed any config files created.
> 
> The machine uses only one disk partition. I also recorded CPU, RAM and
> Power consumption, but there was no clear difference between the three
> package formats.  My results for the disk usage are shown bellow.
> 
> Values are in mega-bytes:
> | App | Native | Snap | Flatpak |
> | Spotify | 240 | 290 | 980 |
> | VSCode | 270 | 220 | 1030 |
> | Telegram | 80 | 100 | 600 |
> | Gimp | 80 | 200 | 450 |
> | Android Studio | 3290 | 3330 | 5930 |
> 
> I started this experiment because I wanted to investigate package
> formats that I could use on a Chromebook running Linux. The specs of
> this machine are not great and it only has 16 GB of built in storage,
> so performance and disk space are crucial. I could not find any
> existing performance comparison of apps using different package
> formats. While I would much prefer using Flatpak due to what I
> perceived as a better user experience, I do not have sufficient disk
> space on this machine.
> 
> Each Flatpak app uses considerably more disk space than Snap and
> Native. I understand that they need to install runtimes, but is there
> any way of forcing the apps to share runtimes? Or is there maybe any
> other way I could minimize the disk space used by each app?
> 
> Cheers,
> Mike
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