Docker daemon failing
Docker building fails as it can't connects to the Docker daemon. The message error is the following:
Running with gitlab-runner 13.3.1 (738bbe5a)
on fairdi-nomad-analytics-jupyterhub E6vDzAsq
Preparing the "docker" executor
ERROR: Failed to remove network for build
ERROR: Preparation failed: Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running? (docker.go:978:120s)
Will be retried in 3s ...
ERROR: Failed to remove network for build
ERROR: Preparation failed: Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running? (docker.go:978:120s)
Will be retried in 3s ...
ERROR: Failed to remove network for build
ERROR: Preparation failed: Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running? (docker.go:978:120s)
Will be retried in 3s ...
ERROR: Job failed (system failure): Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running? (docker.go:978:120s)
It firstly appeared here:
https://gitlab.mpcdf.mpg.de/nomad-lab/analytics/-/jobs/1260940
where it was not possible to download some packages. After retrying CI cannot even connect to the daemon. Some network problems occurred overnight?