Reference v4.1.0 Instruction Manual

750 Network OS Command Reference
53-1003115-01
show environment fan
2
show environment fan
Displays fan status information.
Synopsis show environment fan [rbridge-id {rbridge-id | all}]
Operands rbridge-id Executes the command on the specified switches. Valid completions for
rbridge-id include the following:
rbridge-id Specifies the RBridge ID. This parameter is not valid in standalone mode,
and is supported only for the local RBridge ID.
all Specifies all switches in the fabric. This parameter is not supported.
Defaults None
Command Modes Privileged EXEC mode
Description Use this command to display fan status information. The fan status information includes the
following values:
OK Fan is functioning correctly at the displayed speed (RPM).
absent Fan is not present.
below minimum Fan is present but rotating too slowly or stopped.
above maximum Fan is rotating too quickly.
unknown Unknown fan unit installed.
faulty Fan has exceeded hardware tolerance and has stopped. In this case, the
last known fan speed is displayed.
Airflow direction Port side intake or Port side exhaust. This value is not applicable to
modular chassis.
speed Fan RPM.
Usage Guidelines This command is supported only on the local switch.
Pagination is not supported with this command. Use the “more” parameter to display the output
one page at a time.
Examples To display the fan status information on a Brocade VDX 6720-24:
switch# show environment fan
Fan 1 is Ok, speed is 2057 RPM
Fan 2 is Ok, speed is 2009 RPM
Airflow direction : Port side exhaust
To display the fan status information on a Brocade VDX 8770-4:
switch# show environment fan
Fan 1 is Ok, speed is 2057 RPM
Fan 2 is Ok, speed is 2009 RPM
See Also show environment history, show environment power, show environment sensor,
show environment temp