>> It is currently set to >> Basic, which scrubs every 5.24 ms. > > You'll have to look in the manual to find out what that means -- it's > probably "do a small amount of scrubbing every 5.24 ms". And you have I expect it's the interval between cacheline-sized (64B) scrubs. as such, I think it's much too low (4G ram in 98 hours!)