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Tag: boot

How OpenVZ boot OS?

I bought VPS on OpenVZ virtualization and enabled Debian guest OS. Guest /boot dir is empty. /etc/inittab is empty. How is the OS initialization process performed? What is the meaning of reboot for OpenVZ container? Answer After research I clone vzctl tool as main job about starting/stopping done here: vzctl uses libvzctl where you can find https://github.com/OpenVZ/libvzctl/blob/master/lib/env.c#L783: Stop done by

The difference between initrd and initramfs?

As far as I know, initrd acts as a block device, thus requiring a filesystem driver (such as ext2). The kernel must have at least one built-in module for detecting filesystem of initrd. In this article, Introducing initramfs, a new model for initial RAM disks, it is written that: But ramdisks actually waste even more memory due to caching. Linux

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