One of our clients still use the Dell MD3000i SAN and it's a good low end SAN. One of the issues though is that the GUI does not show reconstruction progress when you replace a drive. You have to drop to the command line to get this done.
Navigate to this directory:
C:\Program Files (x86)\Dell\MD Storage Software\MD Storage Manager\client
Run this command
SMcli.exe xxx.xxx.xxx.xxx -p password -c "show virtualDisk [\"you-vd-name\"] actionProgress";
A couple of things I found on this...