show environment fex all power 

 

show log | i power 

 

show environment fex all 

 

https://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus5000/sw/command/reference/rel_4_2_1_N2_1/NX5000CommandReference/fex-cmd-ref.html 

 

 

https://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus7000/sw/fex/command/reference/n7k_fex_cmd/fex_cmds.html 

 

show int ethernet [port number] counters brief 

 

To display the queuing information including buffer, threshold and queue limit values of a specified interface on a switch that runs Cisco NX-OS 4.2(1)N2(1): 

show queuing interface [port number]