I need to add 100MB of swap space to my machine. I was trying to use a logical volume.
# lvcreate –name lv_swap2 –size 100M vg
# mkswap /dev/vg/lv_swap2
# swapon /dev/vg/lv_swap2
# vi /etc/fstab
/dev/vg/lv_swap2 swap defaults 0 0
It doesn't work.
swapon -a
. Finally, check if swap is active (http://unix.stackexchange.com/q/23072/16640), so everything is fine on reboot. – Franklin Piat May 31 '15 at 11:21