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Nexus9000 C92160YC FAN is running at 100 percent frequently

I am getting fan is running at 100 percent frequently. But I didn't find any high cpu usages or even temperature is normal also didn't find any log. I don't have any TAC support.

 

Software
BIOS: version 07.64
NXOS: version 9.2(2)
BIOS compile time: 05/17/2018
NXOS image file is: bootflash:///nxos.9.2.2.bin
NXOS compile time: 11/4/2018 21:00:00 [11/05/2018 12:11:06]


Hardware
cisco Nexus9000 C92160YC-X chassis
Intel(R) Core(TM) i3- CPU @ 2.50GHz with 16400304 kB of memory.
Processor Board ID FDO2330145L

Device name: SwitchX
bootflash: 53298520 kB
Kernel uptime is 312 day(s), 22 hour(s), 29 minute(s), 54 second(s)

Last reset at 356801 usecs after Wed Feb 26 16:39:42 2020
Reason: Reset Requested by CLI command reload
System version: 9.2(2)

 

Can anyone please help me, that would be very appreciated? 

 

 

1 Accepted Solution

Accepted Solutions

balaji.bandi
Hall of Fame
Hall of Fame

Contact TAC, if new version available - plan maintenance and upgrade,.

BB

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View solution in original post

5 Replies 5

balaji.bandi
Hall of Fame
Hall of Fame

Can you post below output :

 

# show environment fan detail

# show logging last 20

 

Also worth looking this BUG

BB

***** Rate All Helpful Responses *****

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Here is the output.

 

SwitchX# show environment fan detail
Fan:
---------------------------------------------------------------------------
Fan Model Hw Direction Status
---------------------------------------------------------------------------
Fan1(sys_fan1) NXA-FAN-30CFM-F -- back-to-front Ok
Fan2(sys_fan2) NXA-FAN-30CFM-F -- back-to-front Ok
Fan3(sys_fan3) NXA-FAN-30CFM-F -- back-to-front Ok
Fan4(sys_fan4) NXA-FAN-30CFM-F -- back-to-front Ok
Fan_in_PS1 -- -- back-to-front Ok
Fan_in_PS2 -- -- back-to-front Ok
Fan Zone Speed: Zone 1: 0x80
Fan Air Filter : NotSupported
Fan:
------------------------------------------------------------------
Fan Tray Fan Fan Direction Speed(%) Speed(RPM)
------------------------------------------------------------------
Fan1(sys_fan1) fan1 back-to-front 100 15652
Fan1(sys_fan1) fan2 back-to-front 99 11250
Fan2(sys_fan2) fan1 back-to-front 100 15384
Fan2(sys_fan2) fan2 back-to-front 100 11513
Fan3(sys_fan3) fan1 back-to-front 100 15743
Fan3(sys_fan3) fan2 back-to-front 100 11320
Fan4(sys_fan4) fan1 back-to-front 100 15743
Fan4(sys_fan4) fan2 back-to-front 99 11273

 


show logging last 20

2021 Jan 4 15:26:35 SwitchX %ETHPORT-5-IF_DOWN_LINK_FAILURE: Interface Ethernet1/11 is down (Link failure)
2021 Jan 4 15:26:39 SwitchX %ETHPORT-5-SPEED: Interface Ethernet1/11, operational speed changed to 10 Gbps
2021 Jan 4 15:26:39 SwitchX %ETHPORT-5-IF_DUPLEX: Interface Ethernet1/11, operational duplex mode changed to Full
2021 Jan 4 15:26:39 SwitchX %ETHPORT-5-IF_RX_FLOW_CONTROL: Interface Ethernet1/11, operational Receive Flow Control state changed to off
2021 Jan 4 15:26:39 SwitchX %ETHPORT-5-IF_TX_FLOW_CONTROL: Interface Ethernet1/11, operational Transmit Flow Control state changed to off
2021 Jan 4 15:26:39 SwitchX %ETHPORT-5-IF_UP: Interface Ethernet1/11 is up in mode access
2021 Jan 4 15:27:11 SwitchX %ETHPORT-5-IF_DOWN_LINK_FAILURE: Interface Ethernet1/11 is down (Link failure)
2021 Jan 4 15:27:15 SwitchX %ETHPORT-5-SPEED: Interface Ethernet1/11, operational speed changed to 10 Gbps
2021 Jan 4 15:27:15 SwitchX %ETHPORT-5-IF_DUPLEX: Interface Ethernet1/11, operational duplex mode changed to Full
2021 Jan 4 15:27:15 SwitchX %ETHPORT-5-IF_RX_FLOW_CONTROL: Interface Ethernet1/11, operational Receive Flow Control state changed to off
2021 Jan 4 15:27:15 SwitchX %ETHPORT-5-IF_TX_FLOW_CONTROL: Interface Ethernet1/11, operational Transmit Flow Control state changed to off
2021 Jan 4 15:27:15 SwitchX %ETHPORT-5-IF_UP: Interface Ethernet1/11 is up in mode access
2021 Jan 4 15:33:37 SwitchX %ETHPORT-5-IF_DOWN_LINK_FAILURE: Interface Ethernet1/11 is down (Link failure)
2021 Jan 4 15:33:40 SwitchX %ETHPORT-5-SPEED: Interface Ethernet1/11, operational speed changed to 10 Gbps
2021 Jan 4 15:33:40 SwitchX %ETHPORT-5-IF_DUPLEX: Interface Ethernet1/11, operational duplex mode changed to Full
2021 Jan 4 15:33:40 SwitchX %ETHPORT-5-IF_RX_FLOW_CONTROL: Interface Ethernet1/11, operational Receive Flow Control state changed to off
2021 Jan 4 15:33:40 SwitchX %ETHPORT-5-IF_TX_FLOW_CONTROL: Interface Ethernet1/11, operational Transmit Flow Control state changed to off
2021 Jan 4 15:33:40 SwitchX %ETHPORT-5-IF_UP: Interface Ethernet1/11 is up in mode access

 

as per the ooutput seems to be bug for me refer the bug i have posted before.

BB

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from the bug report, it shows known fixed releases. 9.2(2).

Which is also my NXOS version.

What should I do now?

balaji.bandi
Hall of Fame
Hall of Fame

Contact TAC, if new version available - plan maintenance and upgrade,.

BB

***** Rate All Helpful Responses *****

How to Ask The Cisco Community for Help