Table 3 Interpreting Smart Array 411 runtime LEDs
LED name and interpretation
Name
Color
LED ID
System Error LED. The controller ASIC has locked up and cannot process
any commands.
DS9
Amber
1
Idle Task LED. This LED, with item 3 (DS7), indicates the amount of controller
CPU activity. See
.
DS8
Green
2
Gas Pedal LED. This LED, with item 2 (DS8), indicates the amount of
controller CPU activity. See
DS7
Green
3
Controller Heartbeat LED. This LED flashes every two seconds to indicate
controller health.
DS6
Green
4
Pending Command LED. Indicates that the controller is working on a
command from the host driver.
DS5
Green
5
Activity LED for SAS port 1.
DS4
Green
6
Activity LED for SAS port 2.
DS3
Green
7
Disk Failure LED. A physical disk connected to the controller has failed. See
the Fault LED on each disk to determine the failed disk.
DS2
Amber
8
Diagnostics Error LED. One of the server diagnostics utilities has detected
a controller error.
DS1
Amber
9
Table 4 Determining Smart Array P411 controller CPU activity level
Controller CPU activity level
DS8 (Idle Task) Status
DS7 (Gas Pedal) Status
0 to 25%
Flashing
Off
25 to 50%
Off
Flashing
50% to 75%
Off
On steadily
75% to 100%
On steadily
On steadily
NOTE:
During server power on, each runtime LED illuminates randomly until POST completes.
10
Controller overview
