I've got a Late-2009 Aluminum iMac (27"). It crashed last night, so I restarted and it booted into the restore disk. I tried to verify/repair the disk and got: I thought I had a recent time machine ...

I have a RAID array (the kind that splits up the data over 2 HDs) on my MP thats been running for about 6 years. About two weeks ago, I started to notice programs that needed to access large data ...