after the 2nd. I can't remember exactly why this caused a
problem, but I'm hoping the sleep will take care of it.
-d Don't alter dhcp config. Only make sense for fai type, and on network
- other than home or fsf, or when using fai-cd.
+ other than home or fsf, when using fai-cd, or pxe-kexec.
-k Pass -k to myfai-chboot.
-r Don't redeploy fai config. For example, if there is a different host
that is mid-install.