How to read the kernel's start-up parameters

Simply dive into proc filesystem and read /proc/cmdline file to determine the kernel's start-up parameters.

$ cat /proc/cmdline
BOOT_IMAGE=/vmlinuz-3.2.0-4-amd64 root=/dev/mapper/enc-root ro quiet
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About Milosz Galazka

Milosz is a Linux Foundation Certified Engineer working for a successful Polish company as a system administrator and a long time supporter of Free Software Foundation and Debian operating system.