Changes

#When it has done, then do a ''Signal-event post-upgrade'' and ''signal-event reboot'' and check that the data is correct and that your server does the job you expect of it.

#When it has done, then do a ''Signal-event post-upgrade'' and ''signal-event reboot'' and check that the data is correct and that your server does the job you expect of it.

#Once you are happy with the new software, then you can add the other hard drive as follows:

#Once you are happy with the new software, then you can add the other hard drive as follows:

##Close down the server and disconnect the hard drive and reconnect the "spare" drive and boot from it.

##Close down the server and disconnect the primary hard drive and reconnect the "spare" drive and boot from it.

##Get into a terminal session

##Get into a terminal session (you are back in SME7.5 at this stage - a good idea to disconnect the Network also to stop emails being delivered to the wrong system).

##Overwrite the initial blocks on the drive by ''dd if=/dev/zero of=/dev/sdc count=255''. This stops SME8 thinking that the spare drive has a raid partion on it and thus not booting properly. Note that the ''/dev/sdc'' must be replaced by the device name of your spare hard drive.

##Overwrite the initial blocks on the drive by ''dd if=/dev/zero of=/dev/sdc count=255''. This stops SME8 thinking that the spare drive has a raid partition on it and thus not booting properly (it fails at the udev stage). Note that the ''/dev/sdc'' must be replaced by the device name of your spare hard drive.

##Close down the system

##Close down the system

##Connect in the primary drive

##Connect in the primary drive