53-1002177-19 Hardware Installation Guide
Brocade DCX 8510-4 Backbone Hardware Installation Guide
Diagnostics and Troubleshooting
Introduction
For information about troubleshooting the entire fabric, refer to the Fabric OS Troubleshooting and Diagnostics Guide.
The device includes a number of diagnostic aids to assist with troubleshooting, including LEDs on the hardware,
commands that display current status, diagnostic tests for hardware and software, and error messages. In addition, a
number of managing and monitoring features are available, such as Fabric Manager, Web Tools, Fabric Watch, and
Advanced Performance Monitoring.
If the device does not operate as expected, the following steps can be taken to diagnose the problem:
•
Check the LEDs on system components on the front and back of the device and refer to the LED tables in the "System
Monitoring" section for interpretation and recommended actions.
•
Review the results of the last POST run by the device and refer to the "Interpreting POST and boot results" section for
more information.
•
Review the error logs. Refer to the Fabric OS Troubleshooting and Diagnostics Guide for more information.
–
Review RASlog entries.
–
Use the sensorShow command to determine the status of the hardware components.
–
Refer to "Diagnostics" in the "Diagnostics and Troubleshooting" section to run diagnostic tests.
–
Reboot the device or power entire chassis off and then on using procedures in Providing power to the device and
Powering off the chassis.
If the problem is still unresolved after these steps, contact your support provider.
Obtaining chassis and component status
The CLI commands in the following table provide status and environmental information about the chassis and its
components. These commands provide information only, and they do not interrupt traffic flow. For more information about
these commands, refer to the Brocade Fabric OS Command Reference.
Table 26: Environmental status and maintenance commands
Command Information displayed
Temperature readings for the port blades
Temperature readings for the CP blades
Status and RPM of all operational fans
sensorShow
Status of all operational power supplies
tempShow Temperature readings for the port blades
Temperature readings for the CP blades
psShow Status of all operational power supplies
fanShow Status and RPM of all operational fans
chassisShow Serial number, time awake, and additional information about each
component
slotShow Slot occupancy
errShowerrDump System error log. Refer to the Brocade Fabric OS Message
Reference for more information on the messages in this log.
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