# swap file

```plaintext
sudo fallocate -l 128G /swapfile
sudo chmod 600 /swapfile
sudo mkswap /swapfile
sudo swapon /swapfile
swapon --show
```

# resize existing swap

```plaintext
sudo swapoff /swapfile
sudo fallocate -l 128G /swapfile
sudo chmod 600 /swapfile
sudo mkswap /swapfile
sudo swapon /swapfile
swapon --show

```

# persitence /etc/fstab

```plaintext
/swapfile swap swap defaults 0 0
```