現代のインフラエンジニアにとって「環境の隔離」といえば Docker などのコンテナ技術が当たり前ですが、その概念の原点とも言えるコマンドが chroot(Change Root) です。 「古い技術でしょ?」と侮るなかれ。 OSが起動しなくなった緊急時、LiveCD(レスキュー ...
At first glance, you can think of chroot as similar to a virtual machine or a containerized system like docker. It is kind of similar, but chroot is a much lighter solution than a virtual machine. The ...
mock_chroot lets you create mock(1) based chroot environemnts and run operations inside them. mock_chroot supports running generic shell commands as well as some higher-level operations supported by ...