I just had a annoying problem with docker-ce and docker-compose on a Pi. The compose-file had nothing special in it, just a maria-db and some files and volume-mounts to make that persistent on the system. I’m quite sure that I’ve been running something like that without any problem on a Pi before. Somehow, it did… Continue reading How to solve “failed to mount /tmp/containerd-mount” with Docker on Raspberry Pi