low space

On my server (with docker) i have sometime the space of the root directory to 0%

df -h
Filesystem                    Size  Used Avail Use% Mounted on
tmpfs                          86M   11M   75M  13% /run
/dev/sda2                      20G   20G     0 100% /
tmpfs                         476M     0  476M   0% /dev/shm
tmpfs                         5,0M     0  5,0M   0% /run/lock  227G   32G  184G  15% /SystemSvg     1,8T  774G  967G  45% /VideoClub
tmpfs                         146M  8,0K  146M   1% /run/user/1000

docker clean non essential stuff

docker system prune -a
docker volume rm $(docker volume ls -qf dangling=true)
docker system prune --all --volumes --force

empty trash

rm -rf ~/.local/share/Trash/*


sudo apt install trash-cli

system clean sweep

sudo apt-get autoremove
sudo apt-get clean
sudo apt-get autoclean

find big stuff in file system

sudo du -h --max-depth=1 | sort -h
0       ./dev
0       ./proc
0       ./sys
4,0K    ./cdrom
4,0K    ./media
4,0K    ./mnt
4,0K    ./srv
4,0K    ./VideoClub
16K     ./lost+found
16K     ./opt
52K     ./root
60K     ./home
68K     ./tmp
1,3M    ./run
6,7M    ./etc
428M    ./boot
823M    ./SystemSvg
1,7G    ./snap
4,7G    ./var
9,9G    ./usr
20G     .

limit log in container


			max-size: "10m"
			max-file: "5"



  "log-opts": {
    "max-size": "10m",
    "max-file": "5"

dont forget the “,” if they have allready param in daemon.json

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