I have found similar issues from the forum, but I'm not sure about the solution. I can ssh to my box, 1 directory is 100% full. I have no idea how to clean up, which I assume is the solution so that i can access GUI again. Here are some stats. Thanks in advance.
I edited and what I see is the /var/lib/docker/overlay2/* is growing with many files a day. I have no idea what this is.
root@omv4:/etc# df -hx --max-depth=1 /
Filesystem Size Used Avail Use% Mounted on
/dev/sda1 47G 47G 0 100% /
root@omv4:~# df -h
Filesystem Size Used Avail Use% Mounted on
udev 3.9G 0 3.9G 0% /dev
tmpfs 791M 9.3M 782M 2% /run
/dev/sda1 47G 47G 0 100% /
tmpfs 3.9G 0 3.9G 0% /dev/shm
tmpfs 5.0M 0 5.0M 0% /run/lock
tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup
tmpfs 3.9G 0 3.9G 0% /tmp
West:East500:General3 4.6T 52G 4.6T 2% /srv/856d8063-215e-4188-aa10-08d5bb74f6a7
/dev/sdd1 3.6T 12G 3.6T 1% /srv/dev-disk-by-label-General3
/dev/sdb1 586G 41G 546G 7% /srv/dev-disk-by-label-East500
/dev/sdc1 458G 73M 458G 1% /srv/dev-disk-by-label-West
overlay 47G 47G 0 100% /var/lib/docker/overlay2/1e29c41a26504c517fb1fadd9f0d8c4d3b9a5c0db646139886d1f6f3c46287b6/merged
overlay 47G 47G 0 100% /var/lib/docker/overlay2/efd5d14e3239a070934d16a04c102323de838eb5cb18d0d69679d6def1b411fb/merged
overlay 47G 47G 0 100% /var/lib/docker/overlay2/64f330bc22a89d90138a194940aef5dcce7aa084caea52b40678d15dfda2972f/merged
overlay 47G 47G 0 100% /var/lib/docker/overlay2/4951a8853d4bacb8bde1a2d7ac3b7bcefd6f8e1758fc88ac326ed1886a4e5c8f/merged
overlay 47G 47G 0 100% /var/lib/docker/overlay2/a3e154fa356f17081c9ece789633ab40ce506aa993f29b01af3e9c29e178a4d7/merged