mkswap

mkswap set up a Linux swap area and it is included on util-linux package.

• https://man7.org/linux/man-pages/man8/mkswap.8.html

mkswap /dev/nvme5n1
mkswap -f /dev/nvme5n1

mkswap: error: swap area needs to be at least 40 KiB
Solution: fallocate -l

Setting up swapspace version 1, size = 30 GiB (32212250624 bytes)
no label, UUID=2c828d0e-4820-49a6-a9a9-af0facc12345

Related

• /etc/fstab
• swapon
• mkfs
• Add a swap disk

See also

• Swap, swapon, swapoff, mkswap, swaplabel, free,sar -r, sar -S, sar -W, vmstat, vm.swappiness, /proc/swaps, /etc/fstab, Add a swap disk, systemd.swap