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Mikebuzzsaw

macrumors 6502
Original poster
Oct 1, 2007
409
4
Los Angeles, CA
I just upgraded my 4gb ram unibody macbook pro from a 7200rpm 320gb to a 5400rpm 500gb hdd. Ever since the upgrade, occasionally when I run too many programs at once or doing nothing at all except typing this thread, the computer would lock and I would get the spinning cursor thing. Nothing is clickable for a good 20 seconds and then the computer goes back to normal...

What's the cause of this?
 
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