You should read thisNathaniel said:you should read Tibetan yoga and secret doctrines by w.y. evanswentz. The epitome of the great symbol which is a text on meditation techinques which require the yogi not to sleep. even the C's say that lack of sleep causes an opening to 4D and up.
http://www.cassiopaea.org/cass/tibet.htm
and here are some of Gurdjijeff thoughts on kundalini:
http://knightofthestorms.blogspot.com/search?q=kundalini
and you should get some sleep ;)