How to Use Linux Server Namespaces with Podman for Rootless Containers

Linux Server Admin with Fexingo: Sysadmin, Bash, and Server Engineering · Jun 27, 2026 · 9m · transcript

In this episode of Linux Server Admin, Lucas and Luna dive into running containers without root privileges using Podman and Linux namespaces. You'll learn how Podman differs from Docker in its daemonless architecture, how user namespaces map container root to an unprivileged host user, and why this matters for security in multi-tenant environments. Lucas walks through a practical example of deploying a web server in a rootless container, while Luna discusses the trade-offs—like port binding above 1024 and volume mount permissions. The episode also covers using fuse-overlayfs for image layers…