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Linux Server Namespace Isolation with Unshare
Lucas and Luna dive into Linux namespace isolation using the 'unshare' command. They explain how unshare allows you to create isolated environments for processes without needing full container runtimes. Using a concrete example, they walk through creating a namespace with its own mount table, process tree, and network stack, showing how it differs from tools like Docker and LXC. They discuss use cases like testing software in a sandbox or running multiple instances of a service on the same machine without conflict. The episode covers the practical steps: unshare options like --mount, --pid…
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