https://entorb.net//wiki/index.php?action=history&feed=atom&title=Docker
Docker - Revision history
2026-05-06T10:29:18Z
Revision history for this page on the wiki
MediaWiki 1.43.1
https://entorb.net//wiki/index.php?title=Docker&diff=5286&oldid=prev
Torben: /* Build you own image */
2025-07-18T09:43:06Z
<p><span class="autocomment">Build you own image</span></p>
<p><b>New page</b></p><div>[[Category:Coding]][[Category:Linux]]<br />
==Run container of public image==<br />
docker run --name my_nginx -v ./html://usr/share/nginx/html -d -p 8080:80 nginx<br />
# -v mounts/links ./html as volume<br />
# -d (detach) runs container in background<br />
# -p port mapping<br />
<br />
==Build you own image==<br />
Dockerfile = Building instruction for Docker image<br />
<br />
# syntax=docker/dockerfile:1<br />
<br />
FROM ubuntu:latest<br />
<br />
# set timezone<br />
ENV TZ=Europe/Berlin<br />
<br />
# prevent keyboard input requests in apt install<br />
ARG DEBIAN_FRONTEND=noninteractive<br />
<br />
# install core packages<br />
RUN apt-get update<br />
RUN apt-get dist-upgrade -y<br />
RUN apt-get install -y python3<br />
<br />
Build Docker Image from Dockerfile:<br />
docker build -t myImage .<br />
<br />
To delete the image<br />
docker rmi myImage<br />
<br />
===Create Container from Image===<br />
Create container and mount current working dir to /src<br />
# Linux/MacOS:<br />
docker run --name myContainer -it --mount type=bind,src="$(pwd)",target=/src myImage bash<br />
# Windows:<br />
docker run --name myContainer -it --mount type=bind,src="%cd%",target=/src myImage bash<br />
<br />
Run Container<br />
docker start -ai myContainer<br />
<br />
To delete the container<br />
docker rm myContainer<br />
<br />
==Check Docker Resources==<br />
sudo -i<br />
# list of containers<br />
docker ps<br />
# top for containers<br />
docker stats<br />
# stats of single container<br />
docker stats <id><br />
# disk space<br />
docker system df<br />
# Unused docker images<br />
docker images --filter "dangling=true"<br />
<br />
==Hacks==<br />
===Windows Docker-Desktop: move image location===<br />
from [https://www.kindacode.com/article/docker-desktop-change-images-containers-directory/?utm_content=cmp-true#The_Steps_For_Windows_Users_with_WSL_2_Backend]<br />
<br />
first Exit Docker Desktop, than:<br />
wsl --shutdown<br />
wsl --export docker-desktop-data C:\tmp\docker-data.tar<br />
wsl --unregister docker-desktop-data<br />
wsl --import docker-desktop-data E:\docker\ C:\tmp\docker-data.tar --version 2</div>
Torben