How to easily install Podman on Red Hat Linux

Databases on containers is going mainstream. A great way to get comfortable with Containers and exploring the difference between a more traditional DBMS to OS relationship is to install Podman on Linux , download some images and start learning. Podman is a daemonless, open source, Linux native for sharing and deploying applications using Open Containers Initiative (OCI) Containers and Container Images Some terminology: An image is a binary containing the requirements for running a single container. Metadata is included to describe various needs The basic unit of Podman apps are termed as containers. Containers isolate the running processes , and... Read more →

How to fix - Cannot connect to the Docker daemon

Question: I'm getting this error message when attempting to connect to the Docker daemon ? Can you supply a method to fix this issue docker info Cannot connect to the Docker daemon at tcp://localhost:2375/usr/lib/systemd/system/docker.socket. Is the docker daemon running? Answer: I've experienced this problem previously - and this is the way I worked around the problem.Let me know if this doesn't fix the issue Add your self to the docker group usermod -aG docker $USER Fix permissions on docker socker and command. sudo chgrp docker /usr/bin/docker sudo chgrp docker /var/run/docker.sock $ ll $(which docker) -rwxr-xr-x 1 root docker 18991768 08.07.2017... Read more →