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kexec

Directly reboot into a new kernel.

  • Load a new kernel:

kexec -l {{path/to/kernel}} --initrd={{path/to/initrd}} --command-line={{arguments}}

  • Load a new kernel with current boot parameters:

kexec -l {{path/to/kernel}} --initrd={{path/to/initrd}} --reuse-cmdline

  • Execute a currently loaded kernel:

kexec -e

  • Unload current kexec target kernel:

kexec -u