ADDPART(8)

✨ ADDPART — the addpart(8) of it all ✨

okay so bestie, you know how the kernel is like, out here living its life, having zero clue that a partition even exists? 💀 Yeah. This is the little sysadmin tool from the System Administration corner of your system that fixes that. One job. Iconic behaviour.

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🌸 NAME 🌸

addpart — tell the kernel about the existence of a partition 🫶

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🎀 SYNOPSIS 🎀

addpart device partition start length

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💅 DESCRIPTION 💅

So addpart literally just tells the Linux kernel that the partition you're describing is, in fact, real and out there. That's it, that's the whole vibe. ✨

Under the hood it's a simple wrapper around the "add partition" ioctl — no drama, no extra steps, just the one call. iykyk. 🔥

⚠️ Okay important one, bestie: this command doesn’t manipulate partitions on a block device. Like, at all. It does not go in there and change anything. It just informs. It's giving "letting the group chat know" energy, not "editing the group chat" energy. 🙈

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🦋 PARAMETERS 🦋

• device — the disk device. 🖥️
• partition — the partition number. 🔢
• start — where the partition begins, measured in 512-byte sectors. 📍
• length — how long the partition is, also in 512-byte sectors. 📏

And then the two lil flag besties that every util-linux command comes with:

• -h, --help — display help text and exit. 🆘
• -V, --version — display version and exit. 🏷️

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🌈 SEE ALSO 🌈

The whole squad, go say hi: delpart(8), fdisk(8), parted(8), partprobe(8), partx(8) 💖

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💀 REPORTING BUGS 💀

Found a bug? not the vibe, but also thank you for your service 🫡. For bug reports, use the issue tracker <https://github.com/util-linux/util-linux/issues>.

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👑 AVAILABILITY 👑

The addpart command is part of the util-linux package, which you can download from the Linux Kernel Archive <https://www.kernel.org/pub/linux/utils/util-linux/>. Go get it, it's free, it's iconic. ✨

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and that's the whole page, bestie!! 🎀 This was util-linux 2.42.4, dated 2026-09-21, and yes, ADDPART(8) ate and left no crumbs. periodt. 💅🌸🦋