diff --git a/pages/writing/docker-cheat-sheet/ian-taylor-jOqJbvo1P9g-unsplash.jpg b/pages/writing/docker-cheat-sheet/ian-taylor-jOqJbvo1P9g-unsplash.jpg new file mode 100644 index 0000000..566d516 Binary files /dev/null and b/pages/writing/docker-cheat-sheet/ian-taylor-jOqJbvo1P9g-unsplash.jpg differ diff --git a/pages/writing/docker-cheat-sheet/index.mdx b/pages/writing/docker-cheat-sheet/index.mdx new file mode 100644 index 0000000..2ac132f --- /dev/null +++ b/pages/writing/docker-cheat-sheet/index.mdx @@ -0,0 +1,44 @@ +import Image from 'next/image' +import {ArticleLayout} from '@/components/layouts/ArticleLayout' +import {createSlug} from '@/lib/createSlug' +import cargoShipImage from './ian-taylor-jOqJbvo1P9g-unsplash.jpg' + +export const meta = { + author: 'Ryan Freeman', + date: '2023-02-11', + title: 'Docker cheat sheet', + description: 'This is a living document of useful commands for maintaining and using Docker, and should function as a handy reference for developers and DevOps engineers.', + ogImage: '/static/images/ian-taylor-jOqJbvo1P9g-unsplash.jpg' +} + +export default (props) => + +This is a living document of useful commands for maintaining and using Docker, and should function as a handy reference for developers and DevOps engineers. + +Image of a cargo ship by Ian Taylor on Unsplash + +## Cleaning up Docker images + +If you update your Docker container images regularly using something like [watchtower](https://containrrr.dev/watchtower/), you might have dangling images which are out-of-date and no longer associated with some of your running containers. + +So why not use `docker images prune` to reclaim that valuable disk space. For example, running this command on my Raspberry Pi shaved off about 9.66Gb of disk usage. + +As a bonus, you can save some additional space using `docker images prune --all`, which removes all unused Docker images. + +## Restarting all containers + +Sometimes you want to restart all your containers at once, such as after you've pulled the latest images for your containers. + +To do this, use `docker restart $(docker ps -q)`, this command instructs Docker to restart all containers using the container ids which are returned from `docker ps -q`. \ No newline at end of file diff --git a/public/static/images/ian-taylor-jOqJbvo1P9g-unsplash.jpg b/public/static/images/ian-taylor-jOqJbvo1P9g-unsplash.jpg new file mode 100644 index 0000000..3dd99f2 Binary files /dev/null and b/public/static/images/ian-taylor-jOqJbvo1P9g-unsplash.jpg differ