Quote Originally Posted by marcin82
catfishjones

Could you show output of command - as ROOT or with sudo?
Code:
find /var/lib -maxdepth 1 -type d -exec du -d0 -BM {} \;

Are you running mail server, maybe other network services, and if it works all ok? (as ROOT or with sudo):
Code:
systemctl list-units --state=failed
# find /var/lib -maxdepth 1 -type d -exec du -d0 -BM {} \;
4789M /var/lib
1M /var/lib/ni
1M /var/lib/chrony
1M /var/lib/corosync
1M /var/lib/boltd
1M /var/lib/dav
32M /var/lib/systemd
1M /var/lib/dpkg
1M /var/lib/freeipmi
1M /var/lib/initramfs
1M /var/lib/NetworkManager
1M /var/lib/nfs
1M /var/lib/libvirt
43M /var/lib/dnf
1M /var/lib/tpm
1M /var/lib/PackageKit
1M /var/lib/alternatives
2683M /var/lib/snapd
1M /var/lib/dkms
1M /var/lib/polkit-1
1659M /var/lib/flatpak
1M /var/lib/mysql
274M /var/lib/rpm
1M /var/lib/geoclue
1M /var/lib/docker
1M /var/lib/fprint
1M /var/lib/hyperv
1M /var/lib/sddm
31M /var/lib/sss
1M /var/lib/setroubleshoot
2M /var/lib/gdm
28M /var/lib/selinux
1M /var/lib/ax25
35M /var/lib/mlocate
1M /var/lib/games
1M /var/lib/upower
1M /var/lib/net-snmp
1M /var/lib/rsyslog
1M /var/lib/misc
1M /var/lib/dhclient
3M /var/lib/sepolgen
1M /var/lib/httpd
1M /var/lib/dnsmasq
1M /var/lib/adb
1M /var/lib/unbound
1M /var/lib/tlp
1M /var/lib/authconfig
1M /var/lib/xkb
1M /var/lib/udisks2
1M /var/lib/abrt
1M /var/lib/fwupd
1M /var/lib/stateless
1M /var/lib/color
1M /var/lib/bluetooth
1M /var/lib/atomic
1M /var/lib/os-prober
1M /var/lib/dbus
1M /var/lib/rpm-state
1M /var/lib/gssproxy
1M /var/lib/machines
1M /var/lib/iscsi
1M /var/lib/plymouth
1M /var/lib/AccountsService
1M /var/lib/lensfun-updates
1M /var/lib/alsa
1M /var/lib/openvpn
1M /var/lib/private
1M /var/lib/hp
1M /var/lib/smartmontools
1M /var/lib/lldpad
1M /var/lib/colord
1M /var/lib/logrotate
1M /var/lib/fwupdate
1M /var/lib/samba

Now I am pretty sure all the space is taken up by snap and flatpak

# systemctl list-units --state=failed
UNIT LOAD ACTIVE SUB DESCRIPTION
● dbxtool.service loaded failed failed Secure Boot DBX (blacklis>
● NetworkManager-wait-online.service loaded failed failed Network Manager Wait >

LOAD = Reflects whether the unit definition was properly loaded.
ACTIVE = The high-level unit activation state, i.e. generalization of SUB.
SUB = The low-level unit activation state, values depend on unit type.

2 loaded units listed. Pass --all to see loaded but inactive units, too.
To show all installed unit files use 'systemctl list-unit-files'.