Hi Rolandas,
swap is not setup by default. You can easily do that manually though, as on any other Linux system, e.g.:
$ lvcreate -n swap -L4G vgroot $ mkswap /dev/vgroot/swap $ swapon /dev/vgroot/swap $ echo -e '/dev/vgroot/swap\tnone\tswap\tsw\t0\t0' >> /etc/fstab
Best,
Roland