show environment fan
Syntax
show environment fan [vsf | vsx-peer]
Description
Shows the status information for all fans and fan trays (if present) in the system.
Command context
Manager (#
)
Parameters
vsf
Shows output from the VSF member-id on switches that support VSF.
[vsx-peer]
Shows the output from the VSX peer switch. If the switches do not have the VSX configuration or the ISL is down, the output from the VSX peer switch is not displayed. This parameter is available on switches that support VSX.
Authority
Operators or Administrators or local user group members with execution rights for this command. Operators can execute this command from the operator context (>) only.
Usage
For fan trays,
Status
is one of the following values:
ready
The fan tray is operating normally.
fault
The fan tray is in a fault event. The status of the fan tray does not indicate the status of fans.
empty
The fan tray is not installed in the system.
For fans:
- Speed
Indicates the relative speed of the fan based on the nominal speed range of the fan. Values are:
Slow
The fan is running at less than 25% of its maximum speed.
Normal
The fan is running at 25-49% of its maximum speed.
Medium
The fan is running at 50-74% of its maximum speed.
Fast
The fan is running at 75-99% of its maximum speed.
Max
The fan is running at 100% of its maximum speed.
N/A
The fan is not installed.
- Direction
The direction of airflow through the fan. Values are:
front-to-back
Air flows from the front of the system to the back of the system.
N/A
The fan is not installed.
- Status
Fan status. Values are:
uninitialized
The fan has not completed initialization.
ok
The fan is operating normally.
fault
The fan is in a fault state.
empty
The fan is not installed.
Examples
Showing output for a system without a fan tray:
switch# show environment fan Fan information --------------------------------------------------------------- Fan Serial Number Speed Direction Status RPM --------------------------------------------------------------- 1 SGXXXXXXXXXX slow front-to-back ok 6000 2 SGXXXXXXXXXX normal front-to-back ok 8000 3 SGXXXXXXXXXX medium front-to-back ok 11000 4 SGXXXXXXXXXX fast front-to-back ok 14000 5 SGXXXXXXXXXX max front-to-back fault 16500 6 N/A N/A N/A empty ...