Ok, it is hourly. At least according to this: http://serverfault.com/questions/197379/amazon-ebs-charges-calculation http://serverfault.com/questions/197379/am

Ok, it is hourly. At least according to this: http://serverfault.com/questions/197379/amazon-ebs-charges-calculation http://serverfault.com/questions/197379/amazon-ebs-charges-c... Sorry for the bother.