Add a swap disk

• Verify if swap available: swapon --show
• Add a disk to the server
• Check the new volume with lsblk
• Create swap: sudo mkswap -f /dev/nvme####n1
• Add swap in /etc/fstab

sudo vi /etc/fstab
UID none swap defaults 0 0

• Mount swap : sudo mount -a
• Enable swap: swapon /dev/nvme####n1
• Check swap free -h or swapon --show

Related

• swapoff -a

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
• memory