Looks like I have another dying hard disk. I will need to check and see how many harddisks I have replaced in the last year. If this is the master disk then it is the original one from the computer. If it is the slave then I have no idea where it came from.

Unusual System Events
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Nov 17 11:04:40 sunbox dada: [ID 107833 kern.warning] WARNING:
/pci@1f,0/pci@1,1/ide@3/dad@0,0 (dad0):
Nov 17 11:04:40 sunbox Uncorrectable data Error: Block 72e70
Nov 17 11:04:40 sunbox uata: [ID 606412 kern.warning] WARNING: timeout: reset bus
chno = 0 targ = 0
Nov 17 11:04:42 sunbox dada: [ID 107833 kern.warning] WARNING:
/pci@1f,0/pci@1,1/ide@3/dad@0,0 (dad0):
Nov 17 11:04:42 sunbox disk not responding to selection
Nov 17 11:04:42 sunbox dada: [ID 107833 kern.notice] dad0: disk okay