Well, that was inevitable. With one partition just about at capacity and the other over 75%, it was time for that upgrade.
So here we go: twelve Western Digital 1002FBYS - one terabyte RE3 drives
Next to load them into the empty drive bays:
Total installation time: 25 minutes! (I love this case)
Time to fire up the machine, check the second RAID card's BIOS and sure enough it sees the new drives:
Again, one drive is configured as a hot spare:
And the new array is initialized. About three hours later the machine booted up as normal and - tada! - it shows a new 9TB array:
Finally, each of the new partitions is formatted and its ready to go:
That should last a while!