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Cisco Bug: CSCvi72120 - Incorrect reliability counter and huge input errors counter.

Last Modified

Apr 14, 2018

Products (1)

  • Cisco Nexus 5000 Series Switches

Known Affected Releases

7.0(7)N1(1)

Description (partial)

Symptom:
Incorrect/ bogus reliability counter and input error counter displayed under "show interface" output. 

For example:

# show interface port-channel 1 
port-channel1 is up
Hardware: Port-Channel, address: 002a.6abe.4d0b (bia 002a.6abe.4d0b)
Description: Uplink to SGSIN01-RSE01 Te11/4-5
MTU 1500 bytes, BW 20000000 Kbit, DLY 10 usec
reliability 52872/255, txload 1/255, rxload 1/255 <----------------
Encapsulation ARPA
Port mode is trunk
full-duplex, 10 Gb/s
Input flow-control is off, output flow-control is off
Switchport monitor is off
EtherType is 0x8100
Members in this channel: Eth1/3, Eth1/4
Last clearing of "show interface" counters never
14 interface resets
30 seconds input rate 72692832 bits/sec, 13538 packets/sec
30 seconds output rate 41712704 bits/sec, 10903 packets/sec
Load-Interval #2: 5 minute (300 seconds)
input rate 69.62 Mbps, 14.28 Kpps; output rate 42.50 Mbps, 12.04 Kpps
RX
10471465421624 unicast packets 2091204296 multicast packets 5481278028 broadcast packets
10479037903948 input packets 11910598868533362 bytes
4858812050605 jumbo packets 0 storm suppression bytes
3 runts 0 giants 77 CRC 0 no buffer
1152921504606847040 input error 0 short frame 0 overrun 0 underrun 0 ignored < ---------------------
0 watchdog 0 bad etype drop 0 bad proto drop 0 if down drop
0 input with dribble 0 input discard
0 Rx pause

Conditions:
Nexus 5000 switches; Other Nexus switches can be also affected.
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