ec2-consistent-snapshot: Creating Consistent EBS Snapshots with MySQL and XFS on EC2
http://alestic.com/2009/09/ec2-consistent-snapshot
The name of the new program is ec2-consistent-snapshot.
Over the last year as I and my co-workers have been using this code in production systems, we identified a number of ways it could be improved. Or, put another way, some serious issues came up when the idealistic world view of the original simplistic script met the complexities which can and do arise in the brutal real world.