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Questions tagged [dockerhub]

Docker Hub is a product by Docker Inc built on top of the open source Docker Registry to distribute Docker images.

Docker Hub is a product by Docker Inc built on top of the open source Docker Registry to distribute Docker images.

Notable features:

  • Distribution of images (being a registry)
  • Open source images are free
  • Search for images
  • Distribution of the Docker official images
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Why java app docker image based on eclipse-temurin JRE takes 335Mb?

I'm using temurin 17-jre-jammy docker image as a base and it should take ~90Mb of space. My app currently takes 74Mb so resulting image must be around 164Mb. But it is 335Mb. When I'm checking layers on Docker Desktop it says that 17-jre-jammy…
Sneg
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How can one publish older tags on dockerhub?

How can one publish older github tags on dockerhub? I am not seeing any info on this in their documentation. This is needed if you move a project from one organization to another. For example if the first org has a typo in it or if the owning org…
spacether
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Looking for an easy way to get the Dockerfile of an image hosted in Docker hub

I know that I can pull a docker image locally and use docker image inspect to get details about the image details in the ContainerConfig section. I am looking for a way to get the Dockerfile of an image hosted in Docker Hub without pulling the image…
Allan Xu
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Does Docker Hub utilize checksum based storage?

I am trying to understand how the underlying storage works for Docker Hub. For context, JFrog states that they use checksum based storage, not only ensuring that all images will be stored only once, but each individual layer composing the image is…
Andrew Dunn
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Docker File Alternatives to Latest?

I was told it's better not to use latest in Docker File, but how can I find alternatives? According to: https://ubuntu.com/download/desktop the latest version of ubuntu is Ubuntu 22.04.1 LTS but when I go to: https://hub.docker.com/_/ubuntu/tags I…
Ariel
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How to prepare docker image/ container/ dockerfile with jar file

I'm new to Docker. I have a problem: I have a jar file that processes "in.png" and saves the result as a separate file: out.png. I'd like to create a docker image and put a .jar file in it. It is important that the in.png and out.png files appear /…
riczard1.rahl
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iam pulling iamges from dockerhub and i tag them before i push the images to the local registry

iam pulling iamges from dockerhub and i tag them before i push the images to the local registry, so i want at the end to delete the original images in my server and the images after tagging, so i only keep what i pushed to my local…
Elhosh Ali
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Where went the Rancher 2.3.1 menu to create a registry?

I am following some documentation to deploy a rancher service using a private project on docker hub but I fail to find the place to add a registry. Older version displayed it in the menu : On my version, impossible to find it
Labe
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What are the major pros for docker hub?

As i know, It is just a hub which contains image only, So i can't push on docker hub with docker-compose. However, I can push our repository which contains docker-compose things to github, so that someone who want to execute my source can pull it…
RayKim
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Delete docker images from docker hub

How can i delete last 10 tags of the images in dockerhub from public or private repo? I am using azure container registry for saving images
karthikeyan s
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Deployment in kubernetes shows Back-off restarting failed container while using a docker image created for training images for object detection

I have a docker image which was created for training images for object detection. Here is the dockerfile for my image. FROM python:3 COPY requirements.txt . RUN pip install --no-cache-dir -r requirements.txt COPY /src/ /Training WORKDIR…
Abhishek Karanath
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Jenkins running in container with centOS as base image?

I just started learning docker and Jenkins and wanted to run Jenkins inside a Docker container. I'm referring to this repo on github. It has a Dockerfile (Dockerfile link) that uses openjdk:8-jdk-stretch as its base image I want to use centOS/any…
Rajat Singh
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Node-red container don't have 'setting.js' file

I downloaded the official node-red container. I noticed that the file 'setting.js' is missing inside it. I tried to insert it manually inside the container but it is not read when node-red is started. I was wondering if there was a way to insert it…
Martina Pesca Bellio
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Can we update docker image

So i use docker to build image with command docker build so the image may follows this example : RUN mkdir /somefolder/someapp ADD mycode /somefolder/someapp WORKDIR "/somefolder" So as you can see , i need to add the folder mycode which contain…
Jake Lam
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what should be packed as a docker image?

I just get started with docker. I'm really confused what should be packed as a docker image? In docker hub, I can find a complete OS as a docker image: ubuntu, centos... as well as popular platform and database like: nodejs, mongodb... It seems to…
Aaron Shen
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