Separate from running this, faiserver needs to be setup in dns
to point to whatever host this is run on.
-It expects $BASEFILE_DIR/STRETCH64.tar.gz to exist.
+It expects $BASEFILE_DIR/STRETCH64.tar.gz to exist, and it
+must have been generated around the same time as the nfsroot,
+at least so it has the same kernel version.
EOF
exit $1