https://nalar.dev/tags/containers/ Recent content in Containers on Nalar Hugo en-us Wed, 02 Sep 2026 00:00:00 +0700 https://nalar.dev/inspect-process-isolation-with-linux-namespaces/ Wed, 02 Sep 2026 00:00:00 +0700 https://nalar.dev/inspect-process-isolation-with-linux-namespaces/ <p>Containers rely on several Linux kernel features, but namespaces provide much of the process-level isolation people notice first. They let different groups of processes see different views of resources such as process IDs, mounts, hostnames, and network interfaces.</p> <p>You do not need a container runtime to inspect namespaces. Standard Linux tools and <code>/proc</code> expose the relationships directly.</p> <h2 id="what-a-namespace-changes">What a namespace changes</h2> <p>A namespace virtualizes one class of global system resource.</p>