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show fans

show fans {detail}

Description

Displays the status of the fans in the system.

Syntax Description

detail The detail option is reserved for future use.

Default

N/A.

Usage Guidelines

Use this command to view detailed information about the health of the fans.

This status information may be useful for your technical support representative if you have a network problem.

The switch collects and displays the following fan information:
  • State—The current state of the fan. Options are:

    • Empty: There is no fan installed.

    • Failed: The fan failed.

    • Operational: The fan is installed and working normally.

  • NumFan—The number of fans in the fan tray.

  • Fan Name, displayed as Fan-1, Fan-2, and so on (modular switches also include a description of the location, for example, Upper or Upper-Right)—Specifies the individual state for each fan in a fan tray and its current speed in revolutions per minute (rpm).

On modular switches, the output also includes the following information:
  • PartInfo—Information about the fan tray, including the:

    • Serial number—A collection of numbers and letters, that make up the serial number of the fan. This is the first series of numbers and letters in the display.

    • Part number—A collection of numbers and letters, that make up the part number of the fan. This is the second series of numbers and letters in the display.

  • Revision—The revision number of the fan.

  • Odometer—Specifies the power-on date and how long the fan tray has been operating since it was first powered-on.

Example

The following command displays the status of the installed fans. If a fan is not installed, the state of the fan is Empty.

show fans

The following is sample output from a BlackDiamond 8800 series switch:

FanTray information:
State:                  Operational
NumFan:                 9
PartInfo:               0404X-00015 450102-00-01
Revision:               1.0
Odometer:               111 days 16 hours 30 minutes  since Oct-13-2004
Upper-Left   Fan-1:     Operational at 2880 RPM
Middle-Left  Fan-2:     Operational at 2820 RPM
Lower-Left   Fan-3:     Operational at 2820 RPM
Upper-Center Fan-4:     Operational at 2820 RPM
Center       Fan-5:     Operational at 2820 RPM
Lower-Center Fan-6:     Operational at 2880 RPM
Upper-Right  Fan-7:     Operational at 2880 RPM
Middle-Right Fan-8:     Operational at 2820 RPM
Lower-Right  Fan-9:     Operational at 2880 RPM

The following is sample output from a BlackDiamond X8 switch:

BD-X8.8 # show fans
FanTray-1 information:
State:                  Operational
NumFan:                 6
PartInfo:               1135G-02213 450350-00-01
Revision:               1.0
Odometer:               19 hours  since Mar-01-2010
Top      Fan-1:         Operational at 3300 RPM
Fan-2:         Operational at 3360 RPM
Fan-3:         Operational at 3240 RPM
Fan-4:         Operational at 3240 RPM
Fan-5:         Operational at 3240 RPM
Bottom   Fan-6:         Operational at 3240 RPM
FanTray-2 information:
State:                  Operational
NumFan:                 6
PartInfo:               1135G-02244 450350-00-01
Revision:               1.0
Odometer:               19 hours  since Mar-01-2010
Top      Fan-1:         Operational at 3360 RPM
Fan-2:         Operational at 3300 RPM
Fan-3:         Operational at 3360 RPM
Fan-4:         Operational at 3300 RPM
Fan-5:         Operational at 3300 RPM
Bottom   Fan-6:         Operational at 3360 RPM
FanTray-3 information:
State:                  Operational
NumFan:                 6
PartInfo:               1135G-02306 450350-00-01
Revision:               1.0
Odometer:               41 days 19 hours 30 minutes  since Oct-14-2011
Top      Fan-1:         Operational at 3240 RPM
Fan-2:         Operational at 3240 RPM
Fan-3:         Operational at 3360 RPM
Fan-4:         Operational at 3360 RPM
Fan-5:         Operational at 3360 RPM
Bottom   Fan-6:         Operational at 3360 RPM
FanTray-4 information:
State:                  Operational
NumFan:                 6
PartInfo:               1135G-02275 450350-00-01
Revision:               1.0
Odometer:               19 hours  since Mar-01-2010
Top      Fan-1:         Operational at 3300 RPM
Fan-2:         Operational at 3300 RPM
Fan-3:         Operational at 3300 RPM
Fan-4:         Operational at 3240 RPM
Fan-5:         Operational at 3300 RPM
Bottom   Fan-6:         Operational at 3300 RPM
FanTray-5 information:
State:                  Operational
NumFan:                 6
PartInfo:               1135G-02337 450350-00-01
Revision:               1.0
Odometer:               41 days 18 hours  since Oct-14-2011
Top      Fan-1:         Operational at 3300 RPM
Fan-2:         Operational at 3360 RPM
Fan-3:         Operational at 3240 RPM
Fan-4:         Operational at 3300 RPM
Fan-5:         Operational at 3240 RPM
Bottom   Fan-6:         Operational at 3240 RPM

The following is sample output from a Summit switch:

FanTray information:
State:                  Operational
NumFan:                 6
PartInfo:               0931G-00064 450237-00-05
Revision:               5.0
Fan-1:                  Operational at 14894 RPM
Fan-2:                  Operational at 15360 RPM
Fan-3:                  Operational at 15360 RPM
Fan-4:                  Operational at 9637 RPM
Fan-5:                  Operational at 9637 RPM
Fan-6:                  Operational at 9637 RPM

The following is a sample output from a SummitStack:

FanTray-1 information:
State:                  Operational
NumFan:                 1
Fan-1:                  Operational at 1000 RPM
FanTray-2 information:
State:                  Operational
NumFan:                 1
Fan-1:                  Operational at 1000 RPM
FanTray-3 information:
State:                  Operational
NumFan:                 1
Fan-1:                  Operational at 1000 RPM
FanTray-4 information:
State:                  Operational
NumFan:                 1
Fan-1:                  Operational at 1000 RPM
FanTray-5 information:
State:                  Empty
FanTray-6 information:
State:                  Empty
FanTray-7 information:
State:                  Empty
FanTray-8 information:
State:                  Empty

History

This command was first available in an ExtremeXOS 10.1.

Information about the location of the fan tray for the BlackDiamond 8810 switch (upper-left, middle left, lower-left, upper- lower-center, upper-right, middle-right, and lower-right) was added to the show fans output in ExtremeXOS 11.1.

Information about the current speed in rpm for the Summit family switches was added to the show fans output in ExtremeXOS 11.5.

Platform Availability

This command is available on all platforms.

Published August 2016prev | next

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