When pushing to Docker Hub, the format of the tag is <username>/<repository>:<tag>. To my knowledge, repository can be understood as the image name (e.g. my application name) and tag as the version So, if I want to push two different…
I try install docker like this on EC2 amazon linux and I found this error # Install Docker sudo yum install -y docker sudo systemctl enable docker sudo systemctl start docker sudo usermod -aG docker ec2-user permission denied while trying…
I've rented a server on which I'd like to host my own Docker container registry. The server uses Ubuntu 24.04, docker and docker compose are installed. Now, I've created this docker-compose.yml to run a registry on the server: version: '3'…
Issue Summary I have a Kubernetes cluster 1.30 running on 3 AWS EC2 servers, 1 master node, and 2 worker nodes. I am trying to deploy a private container registry using the registry:2.8.2 image of the CNCF distribution project. I…
I am new to docker and cannot understand these errors. So, Please let me know if any more information is needed. ` [root@localhost docker]# systemctl start docker Job for docker.service failed because the control process exited with error code. See…
The error I got: pegasus@pegasus:~/Downloads/Docker_deb$ sudo docker run hello-world Unable to find image 'hello-world:latest' locally docker: Error response from daemon: Get "https://registry-1.docker.io/v2/": proxyconnect tcp: dial tcp: lookup proxy.example.com on 8.8.8.8:53: no such host. See 'docker run --help'. I installed docker…
community! I am migrating our Docker images from the deprecated Google Container Registry (GCR) to Google Cloud Artifact Registry. I am seeking advice on best practices and strategies to handle this migration efficiently, especially considering the large scale of our…
How can I remove an environment variable inherited from a base image? For example, when using: image "myimage:a": FROM alpine ENV hello=world I can override the variable in the descendant image like this: image "myimage:b": FROM myimage:a ENV hello=none And…
I am trying to change the log level of the docker registry while creating my registry container. docker run -d -p 5000:5000 --restart=always --name registry -e LOG_LEVEL=debug registry:2 When I run the following command to view the logs it provides…
Are docker official images always rebuilt whenever a newer base image under the same tag, as the child image was based on, is pushed to DockerHub to adopt upstream updates? For example, if an elasticsearch:5.0.0 image is using openjdk:8-jre as…