default_size=2G
my_size=${1:-$default_size}
+ if [ "0" != "$EUID" ] && [ "0" != "$UID" ]; then
+ echo Usage:
+ echo ' sudo env PATH="$PATH" vps-addswap' $my_size
+ exit 1
+ fi
+
+ if [ -f "/var/swapfile" ]; then
+ swapoff /var/swapfile
+ fi
+
# Allocate a swapfile
fallocate -l "$my_size" /var/swapfile
# Cause swap to be activated on boot
echo '/var/swapfile none swap sw 0 0' | tee -a /etc/fstab
-
}