This article is a draft. The introduction is written; the full content is coming soon.
A home lab is the fastest way to learn Linux, and it does not have to cost anything. With free virtualisation software and a free Linux distribution, you can build a safe place to practise — and break things — on your own laptop.
What you need
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Choose a hypervisor
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Install your first Linux VM
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Use snapshots to experiment safely
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# Check your VM's resources after install
free -h
df -h
nproc