Hello!We have a two CE6880-24S4Q2CQ-EI switches installed and we are seeing discarded packet on 10GE interfaces (between switches and connected servers), although the links are not fully loaded.
<HW1>display interface 10GE 1/0/12
10GE1/0/12 current state : UP (ifindex: 16)
Line protocol current state : UP
Switch Port, PVID : 1, TPID : 8100(Hex), The Maximum Frame Length is 9216
Internet protocol processing : disabled
IP Sending Frames' Format is PKTFMT_ETHNT_2, Hardware address is a4be-2b09-xxxx
Port Mode: COMMON FIBER, Port Split/Aggregate: DISABLE
Speed: 10000, Loopback: NONE
Duplex: FULL, Negotiation: DISABLE
Input Flow-control: DISABLE, Output Flow-control: DISABLE
Mdi: -, Fec: NONE
Last physical up time : 2019-01-21 06:54+03:00
Last physical down time : 2019-01-21 06:54+03:00
Current system time: 2019-01-21 06:54+03:00
Statistics last cleared:2019-01-21 06:54+03:00
Last 300 seconds input rate: 62588928 bits/sec, 6921 packets/sec
Last 300 seconds output rate: 70494505 bits/sec, 7872 packets/sec
Input peak rate 104529722 bits/sec, Record time: 2019-01-21 06:54+03:00
Output peak rate 143899302 bits/sec, Record time: 2019-01-21 06:54+03:00
Input : 14360427480 bytes, 12670107 packets
Output: 21399136744 bytes, 17577164 packets
Input:
Unicast: 12661977, Multicast: 1937
Broadcast: 6193, Jumbo: 8491287
Discard: 0, Frames: 0
Pause: 0
Total Error: 0
CRC: 0, Giants: 0
Jabbers: 0, Fragments: 0
Runts: 0, DropEvents: 0
Alignments: 0, Symbols: 0
Ignoreds: 0
Output:
Unicast: 17555265, Multicast: 12699
Broadcast: 9200, Jumbo: 13076063
Discard: 9040, Buffers Purged: 0
Pause: 0
Input bandwidth utilization threshold : 90.00%
Output bandwidth utilization threshold: 90.00%
Last 300 seconds input utility rate: 0.62%
Last 300 seconds output utility rate: 0.70%
We are make QOS settings on interface, as recommended on huawei forum, but no effect.
interface 10GE1/0/12
port link-type trunk
undo port trunk allow-pass vlan 1
port trunk allow-pass vlan 4, 5, 6
qos burst-mode enhanced
device transceiver 10GBASE-FIBER