Fedora disk cleanup

HOWTO

• https://developers.redhat.com/blog/2020/12/10/how-to-clean-up-the-fedora-root-folder/
  

Disk usage - show largest folders

[dave@dave ~]$ sudo du --exclude="/home" -x -h -a / | sort -r -h | head -30
65G    /
49G    /var
42G    /var/lib
29G    /var/lib/libvirt/images
29G    /var/lib/libvirt
21G    /var/lib/libvirt/images/guest.img
11G    /usr
9.3G    /var/lib/docker
8.3G    /var/lib/libvirt/images/Fedora-Workstation-31
6.5G    /var/lib/libvirt/images/Fedora-Workstation-31/Fedora-Workstation-31-20180518.0.x86_64.qcow2
4.7G    /var/lib/docker/overlay2
4.6G    /var/lib/docker/volumes
3.8G    /usr/lib64
3.1G    /usr/share
2.9G    /var/cache
2.4G    /var/lib/docker/volumes/minikube/_data
2.4G    /var/lib/docker/volumes/minikube
2.3G    /var/lib/docker/volumes/minikube/_data/lib
2.2G    /var/lib/snapd
2.1G    /var/lib/docker/volumes/minikube/_data/lib/docker/overlay2
2.1G    /var/lib/docker/volumes/minikube/_data/lib/docker
2.1G    /git
2.0G    /var/log
1.9G    /var/log/journal/355c2948e7a04c958080cf5f5d683b14
1.9G    /var/log/journal
1.9G    /usr/lib
1.8G    /var/lib/libvirt/images/Fedora-Workstation-31/Fedora-Workstation-Live-x86_64-31-1.9.iso
1.7G    /app
1.5G    /var/snap/microk8s/common/var
1.5G    /var/snap/microk8s/common

[dave@dave ~]$ docker system prune -a
WARNING! This will remove:
  - all stopped containers
  - all networks not used by at least one container
  - all images without at least one container associated to them
  - all build cache

Are you sure you want to continue? [y/N] y