show fans
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.
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State—The current state of the fan. Options are:
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Empty: There is no fan installed.
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Failed: The fan failed.
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Operational: The fan is installed and working normally.
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NumFan—The number of fans in the fan tray.
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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).
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PartInfo—Information about the fan tray, including the:
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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.
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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.
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Revision—The revision number of the fan.
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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.