Docker

Update labels on a Docker Swarm service to migrate Docker Swarm service labels from Traefik v1 to v3

Determine Java version inside Keycloak container.

Reclaim disk space by cleaning up Docker build cache.

Use self-signed certificate to access git provider from Komodo.

Learn how to set up and run Ollama with Docker Compose and full GPU support for accelerated AI model inference.

Use the NVIDIA Container Toolkit with Docker.

Display docker version

Install Komodo build and deployment system.

List Docker images in GitLab Registry.

Wait for the specific health status of a Docker container.

Display Docker images ordered by their size.

Use the local APK cache during the build process to speed it up by reusing previously downloaded packages.

Increase the limit of the mmap counts when using Docker desktop on Microsoft Windows.

Restart docker service without affecting running containers using live restore functionality.

Check version of a dockerized application using a very simple idea.

Determine command used to start docker container using runlike utility.

Use systemd to start docker-compose services.

Ensure that HAProxy keeps up with Docker name resolution.

Automatically update docker containers whenever new image is released using watchtower.

Use Docker or Pod Manager multi-stage build to compile Nginx from source code with additional headers-more-nginx-module module using Debian Bullseye image.

Query Docker socket using curl.

Inspect and improve docker image using dive utility for exploring each layer in a docker image.

Squash Docker image to remove unnecessary layers in case you do not have a need to keep them.

Solve the issue related to the high user id in a dockerfile.

Alter task history retention inside the Docker Swarm cluster to ensure that there are no stopped containers.

Create a MongoDB cluster using Docker.

Create a MongoDB container with a designated user.

Docker services are not automatically rebalanced after events that affect Docker Swarm nodes, so you have to initiate this process yourself.

Create an Elasticsearch cluster using docker to learn how it behaves during specific operations.

Deploy Portainer stack inside the Docker Swarm cluster.

Start using Docker Swarm to easily manage your containers.

Dockerize rdiff-backup to create a personal single-user instance with SSH and web interface provided by rdiffweb.

Update the docker-compose configuration file to reduce the container log file size before you run out of disk space.

This is just a reminder to always enable docker service at system boot.

The short story of my experience with container is marked for removal and cannot be started error which was caused by driver "overlay" failed to remove root filesystem for ...: remove /var/lib/docker/overlay/.../merged: device or resource busy.

Enable GitLab Container Registry on an instance running HAProxy.

Reset admin password in Grafana Docker container.

Set up a simple Docker registry to use it privately or share images with a team of developers.

Create a base Docker image using debootstrap utility.

Install docker on Debian Stretch to take advantage of the lightweight virtualization.