HP StorageWorks MSA 2.8 SAN Switch - Manual (Page 189)

Diagnostics and Status
189 Fabric OS Procedures Version 3.1.x/4.1.x User Guide
Note: The number of power supply units varies depending on the type of switch. For
more information, refer to the particular hardware reference manual for your switch.
Monitoring the Temperature Status
To display the temperature status of a switch:
1. Log into the switch as the admin user.
2. Enter the tempshow command at the command line. This command displays
current temperature readings from each of the five temperature sensors
located on the main printed circuit board of the switch. The sensors are
located, approximately, one in each corner and one at the center of the PCB.
The following example shows the temperature status using the tempshow
command.
Example:
Note: The number of temperature sensors, the location of the sensors, and the range of
temperatures for safe operation varies depending on the type of switch. For more
information, refer to the particular hardware reference manual for your switch.
Running Diagnostic Tests on the Switch Hardware
There are several diagnostic tests you can run on a switch. These tests are
generally run during the POST, each time a switch is booted up. These tests
include:
■ camtest
■ centralMemoryTest
■ cmemRetentionTest
■ cmiTest
switch:admin> tempshow
35 33 32 Centigrade
95 91 89 Fahrenheit
switch:admin>