It is easy.
Let’s say we want to extend it bu 500M, below count = 500 x 1024
sudo /bin/dd if=/dev/zero of=/var/swap.1 bs=500M count=524288
sudo /sbin/mkswap /var/swap.1
sudo /sbin/swapon /var/swap.1
It is easy.
Let’s say we want to extend it bu 500M, below count = 500 x 1024
sudo /bin/dd if=/dev/zero of=/var/swap.1 bs=500M count=524288
sudo /sbin/mkswap /var/swap.1
sudo /sbin/swapon /var/swap.1