I change around my User Directory location on it all the time, run off test RAIDs and the like. May have to boot to an installer CD and use the Password Utility to add it.Rick "I am a mortal enemy to arbitrary government and unlimited power.System shutdown will proceed once caches are upto date." Sometimes it goes thru the process and restarts, most times it will freeze up the machine.Even after it successfully goes thru the process the message will appear as soon as I restart again. Any help would System Details Mac Pro 3 gigahertz 8 core with 9 gigs of Ram with the Caldigit port multiplier hooked to 2 burly boxes with 4 drives in each one.You can enter Open Firmware by pressing the key combination any code in the firmware) to access a Mac's Open Firmware from another (arbitrary) computer, over the network.Most firmware updates are automatically installed when you update or upgrade OS X.
Cache files are basically temporary data used to speed up processes. These cache files start to take up your storage space and instead of speeding things up, they slow your Mac down. There are roughly three main types of caches you can clean on your Mac: user cache, system cache (including app cache and DNS cache), and browser cache. Now, when it comes to clearing cache on Mac, there are two ways you can do it.Device drivers that are required during system startup are also implemented similarly.Such drivers usually exist in the expansion ROM of expansion cards that are needed before the operating system has loaded.The Open Firmware Working Group's home page is hosted at various places, including Apple and Sun.Thus, the firmware is implemented in Forth, and stored in the ROM as FCode bytecode.