负载上联三个运营商外网,对端为光猫。发现有丢包现象,最后流通发现包丢在了对端光猫。
通过display interface gx/x/x
查看到Input (total): 4749968258 packets, 3275398619141 bytes
4749915350 unicasts, 17689 broadcasts, 35217 multicasts, 4624 pauses
Input (normal): 4749968256 packets, 3275398619141 bytes
4749915350 unicasts, 17689 broadcasts, 35217 multicasts, 4624 pauses
Input: 2 input errors, 0 runts, 0 giants, - throttles
2 CRC, 0 frame, 0 overruns, 0 aborts
Input (total): 3775476075 packets, 3524839736337 bytes
3774966587 unicasts, 4323 broadcasts, 505165 multicasts, 47788 pauses
Input (normal): 3775476075 packets, 3524839736337 bytes
3774966587 unicasts, 4323 broadcasts, 505165 multicasts, 47788 pauses
分析发现设备暂停帧 pauses过大,经过二线分析为上游设备转发能力不足。
目前光猫带宽200兆,想问一下如果在LB出口做个带宽限速会有作用吗?
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