从64位Amazon EC2实例迁移到32位实例，保持文件系统不变

I've set up my web application on a Micro EC2 instance, and have spent quite some time installing necessary software and files. Now, I want my same setup but on a High CPU Medium instance. However, the High CPU Medium instance only supports 32-bit OS, whereas my Micro instance is currently 64-bit, so I can't even attach my 64-bit EBS volume to the 32-bit instance's root.I've set up my web application on a Micro EC2 i