[Docs](https://averagelinuxuser.com/linux-swap/G)

• A partition or a file on a hard drive that helps to allocate temp memory when ram i exhaust

• Check the size of the swap with swapon

To create a swap file 1. Create the file

sudo fallocater -l 1G /swapfile

1. Change permissions to 600
2. change file to the swapfile

sudo mkswap /swapfile;
swapon /swapfile

1. edit the [[Automatic Mounting fstab|fstab]]

Recommended swapiness

proc - The default is 60 but commended is 10

/proc/sys/vm/swappiness

#etc

• To change it edit /etc/[[sysctl|sysctl.conf]]

[!tip]- Swap Recommended size