View all filesystems and how they are currently mounted
df -h
Filesystem Size Used Avail Use% Mounted on
/dev/vda1 40G 4.5G 33G 12% /
tmpfs 1.9G 0 1.9G 0% /dev/shm
/dev/vdb 197G 26G 161G 14% /mymountdir
Mount a device temporarily (will be lost after a restart)
mount /dev/vdb /mnt
Unmount a device
umount /mnt
Restart-safe mounts by editing /etc/fstab
# Tabs between fields
/dev/vdb /mnt ext4 defaults 1 1
Then to apply the changes:
mount -a
Create symlinks in /etc/rc3.d to have services start on boot (SO):
cd /etc/rc3.d
ln -s ../init.d/httpd S100httpd