SMART threshold exceeded

[Randy Bush]

>>     twe0: AEN: <twe0: port 0: SMART threshold exceeded>
> It's the disk connected to "port 0" of "twe0". (As you might
> have found out already ...)

# ./tw_cli
3ware CLI> alarms

Alarms Report for Controller /c0
Date                       Severity  Alarm Message
-----------------------------------------------------
N/A                        N/A       INFO: Soft reset occurred
N/A                        N/A       WARNING: Sector repair occurred: Port #0
N/A                        N/A       WARNING: Sector repair occurred: Port #0
N/A                        N/A       WARNING: Sector repair occurred: Port #0
N/A                        N/A       WARNING: SMART threshold exceeded: Port #0

which gives me the clue