Here is the best way that I've found to do a driver change for a RedHat style linux system following kernel changes. I've done mkinitrd commands but have always thought that there should be something that would speed up the process. Here's what I found.

What was I doing?

Moving from having my file systems on a single normal partition to one on a md device so I could mirror it.

Have you ever found that you've done something that made your linux system unbootable?

I was doing a replacement of a hard drive in my laptop, as always you seem to have just a few megabytes more to store than storage. I've got an old Acer Aspire 1350 that I use at home, and was running out of disk space on it. So I went out and bought a 100Gbyte Seagate drive.

After working on a few systems were I've had to do manual start-up of the raid devices and the LVM. Here are a few of the commands that I've had to scan the man pages for.

It's a cheat sheet of the ones that you might need to get things started during a recovery.

I've got a linux server to build and want to use an image from a server that I've already built. The setup is fairy standard ( well for the servers that I'm using now ).

LVM on software raid 1 across two hard disks.