this post was submitted on 16 Sep 2025
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Linux

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From Wikipedia, the free encyclopedia

Linux is a family of open source Unix-like operating systems based on the Linux kernel, an operating system kernel first released on September 17, 1991 by Linus Torvalds. Linux is typically packaged in a Linux distribution (or distro for short).

Distributions include the Linux kernel and supporting system software and libraries, many of which are provided by the GNU Project. Many Linux distributions use the word "Linux" in their name, but the Free Software Foundation uses the name GNU/Linux to emphasize the importance of GNU software, causing some controversy.

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[–] lemmyknow@lemmy.today 4 points 23 hours ago (1 children)

Wait, holup. Is this legit or one of those "break your PC" joke things?

[–] dion_starfire@sh.itjust.works 2 points 22 hours ago

All legit. At the end of the day, both the commands that go through systemd and the direct cat something >/proc/... or cat something >/sys/... are all doing the same thing - telling the kernel to do some procedure.

There's some settings stuff in /proc and /sys that you don't want to tweak without knowing the effects, as they could break things in hard to fix ways, but for stuff like beeping or changing sleep states, the worst you'll do is lock up your computer and need to reboot. And even that is rare unless the hardware really doesn't like a particular sleep state.