What ways do I have to create a RAID10 array using EBS on Amazon?

view full story

http://serverfault.com – Basing this question on information I got in Why does df shows only half the size of a RAID10 array?, how should I create a RAID10 array using EBS volumes on Amazon, in a way that will not be redundant too much ? As the linked question shows, I was using a guide from the 10gen company (that created mongodb) for how to create a raid10 array using EBS. I encounter an issue with the size of the created array, and got the response that I should use a different approach for the LVM over MDADM usage of the script. Since this is the first encounter with RAID at all for me, I can't seem to understa (HowTos)