Am Donnerstag, dem 27.07.2023 um 08:27 -0700 schrieb stan via users:
> On Wed, 26 Jul 2023 19:21:50 +0200
> KarlderLetzte <karlderlet...@holnishaus.de> wrote:
> 
> > hello everybody,
> > 
> > i need some space on disk for a second installation.
> > therefore i want to safely shrink my fedora installation.
> > 
> > here is the disk layout:
> 
> [snip]
> 
> > i tried it with gparted, but if i want to shrink, a warning
> > appears,
> > that it is possible,to not boot anymore.
> > 
> > my question:
> > is there a safe way to shrink?
> 
> I don't know that I would even be able to help, since I use fixed
> ext4
> partitions for the same purpose, but I think the output of df would
> give a better idea of your system layout and partition sizes and
> usage
> in case there is someone who *can* help.

here is the output of df and btrfs filesystem.
i resized the filesystem to a desired value.
my ssd has 500GB capacity.
it is the nvme0n1..6

sudo btrfs filesystem sync /
sudo btrfs filesystem df /
Data, single: total=195.01GiB, used=154.75GiB
System, single: total=4.00MiB, used=48.00KiB
Metadata, single: total=5.01GiB, used=2.21GiB
GlobalReserve, single: total=301.27MiB, used=0.00B

df
Dateisystem    1K-Blöcke   Benutzt Verfügbar Verw% Eingehängt auf
devtmpfs            4096         0      4096    0% /dev
tmpfs            7850952         0   7850952    0% /dev/shm
tmpfs            3140384      1964   3138420    1% /run
/dev/nvme0n1p6 282561536 164889684 115040620   59% /
/dev/nvme0n1p6 282561536 164889684 115040620   59% /home
tmpfs            7850952        12   7850940    1% /tmp
/dev/nvme0n1p5    996780    355908    572060   39% /boot
/dev/nvme0n1p4    613184     17796    595388    3% /boot/efi
tmpfs            1570188       192   1569996    1% /run/user/1000
/dev/sda1         495312      5920    412352    2%
/run/media/held/40f020fb-33eb-406b-a3b0-7f7ba297557b

> 
> I'm not familiar with btrfs from using it, only from reading the
> comments of people responding to problems, but from what I
> understand,
> this should be *easy* in btrfs for someone who knows what they are
> doing (definitely not me!).
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