Search Results for “docker” – Kev's Development Toolbox

June 21, 2026June 21, 2026

GitLab CI – docker compose to remote host fails with: Host key verification failed

I’m getting this error when a GitLab CI job is attempting to ‘docker compose up’ to a remote context: $ docker –context remote compose -f docker-compose-remote-db.yml up -d –pull alwaysunable to get image ‘10.0.10.3:5000/my-image:latest’: error during connect: Get “http://docker.example.com/v1.51/images/10.0.10.3:5000/adsb-dashboard:latest/json”: command [ssh -l gitlab-runner -o ConnectTimeout=30 -T — 10.0.10.3 docker system dial-stdio] has exited with exit …

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March 6, 2026March 5, 2026

GitLab Runner building Docker image is out of space

#10 2.041 Warning: More space needed than available: 490 kB > 0 B, installation may fail#10 2.041 Error: You don’t have enough free space in /var/cache/apt/archives/. Checking /var/lib/docker, it is indeed low on space: $ sudo du -sh /var/lib/docker2.0M /var/lib/docker Cleaned up some free space with: docker system prune –all –force Reclaimed an additional 5GB, …

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March 5, 2026March 5, 2026

curl local Docker Registry to query images and tags

I’m running a local Docker Registry at 10.0.10.3:5000. To query images in the registry using curl, use: ❯ curl 10.0.10.3:5000/v2/_catalog{“repositories”:[“adsb-dashboard”]} ❯ curl 10.0.10.3:5000/v2/adsb-dashboard/tags/list{“name”:”adsb-dashboard”,”tags”:[“0.0.1″,”latest”]}

January 1, 2026December 31, 2025

GitLab CI gitlab-runer with docker executor “usr/bin/bash: line 149: docker: command not found”

Rather simple fix for this, need to make sure the CI job is using an image that contains the docker cli executable. Edit your .gitlab-ci.yml and make sure you have: image: docker:latest From this post.