View the current partition: free –m
Increase the swap size to about 2G: dd if=/dev/zero of=/var/swap bs=1024 count=2048000
Set exchange file: mkswap /var/swap
Activate and enable swap partition now: swapon /var/swap
Add a system boot time self start run: vi /etc/fstab
Add a line: /var/swap swap swap defaults 0 0
To reclaim swap space: swapoff /var/swap
Recycle from file system: rm /var/swap