四台S10510X堆叠，跨框远程镜像

配置远程镜像，加入Remote probe VLAN的接口G3/0/0/45、TE3/2/0/7，反射口TE3/2/0/6

日志一直提示TE3/2/0/6传入广播流量突然超过阈值。阈值=20000，当前值=21090。

Ten-GigabitEthernet3/2/0/6的传入广播流量突然降至下限以下。阈值=20000，当前值=623。

然后G3/0/0/45的队列数据包丢失，在TE3/2/0/7的队列恢复；

TE3/2/0/7的队列数据包丢失，在G3/0/0/45的队列恢复，这是为什么？有什么影响？

远程镜像配置如下：

[MZYJL_Core_S10510X]dis mirroring-group all 

Mirroring group 1: 

 Type: Remote source Status: Active 

 Mirroring port: 

 Ten-GigabitEthernet1/2/0/17 Both Ten-GigabitEthernet1/2/0/18 Both Ten-GigabitEthernet1/2/0/19 Both Ten-GigabitEthernet1/2/0/20 Both Ten-GigabitEthernet1/2/0/21 Both Ten-GigabitEthernet1/2/0/22 Both Ten-GigabitEthernet1/2/0/23 Both Ten-GigabitEthernet1/2/0/24 Both Ten-GigabitEthernet2/2/0/17 Both Ten-GigabitEthernet2/2/0/18 Both Ten-GigabitEthernet2/2/0/19 Both Ten-GigabitEthernet2/2/0/20 Both Ten-GigabitEthernet2/2/0/21 Both Ten-GigabitEthernet2/2/0/22 Both Ten-GigabitEthernet2/2/0/23 Both Ten-GigabitEthernet2/2/0/24 Both Ten-GigabitEthernet3/2/0/17 Both Ten-GigabitEthernet3/2/0/18 Both Ten-GigabitEthernet3/2/0/19 Both Ten-GigabitEthernet3/2/0/20 Both Ten-GigabitEthernet3/2/0/21 Both Ten-GigabitEthernet3/2/0/22 Both Ten-GigabitEthernet3/2/0/23 Both Ten-GigabitEthernet3/2/0/24 Both Ten-GigabitEthernet4/2/0/17 Both Ten-GigabitEthernet4/2/0/18 Both Ten-GigabitEthernet4/2/0/19 Both Ten-GigabitEthernet4/2/0/20 Both Ten-GigabitEthernet4/2/0/21 Both Ten-GigabitEthernet4/2/0/22 Both Ten-GigabitEthernet4/2/0/23 Both Ten-GigabitEthernet4/2/0/24 Both Reflector port: Ten-GigabitEthernet3/2/0/6 

 Remote probe VLAN: 4000

#

interface GigabitEthernet3/0/0/45 

 port link-mode bridge

 port access vlan 4000 

 undo stp enable

#

interface Ten-GigabitEthernet3/2/0/7 

 port link-mode bridge 

 port access vlan 4000 

 speed 1000 undo 

stp enable

日志信息如下：

%Oct 29 05:58:49:422 2023 MZYJL_Core_S10510X IFMON/4/IFMON_INPUT_BC_RAPID_CHANGE: -MDC=1-Chassis=3-Slot=2; The incoming broadcast traffic of Ten-GigabitEthernet3/2/0/6 suddenly exceeds the threshold. Threshold=20000, current value=21090.

%Oct 29 05:58:53:595 2023 MZYJL_Core_S10510X IFNET/4/IF_EGRESS_DROP_RECOVER: -MDC=1-Chassis=3-Slot=0; Packet loss recovers in queue 2 of GigabitEthernet3/0/0/45.

%Oct 29 05:58:53:596 2023 MZYJL_Core_S10510X IFNET/4/IF_BOARD_EGRESS_DROP_RECOVER: -MDC=1-Chassis=3-Slot=0; Packet loss recovers on chassis 3 slot 0.

%Oct 29 05:58:59:741 2023 MZYJL_Core_S10510X IFMON/4/IFMON_INPUT_BC_RAPID_RECOVER: -MDC=1-Chassis=3-Slot=2; The incoming broadcast traffic of Ten-GigabitEthernet3/2/0/6 suddenly drops below the lower threshold. Threshold=20000, current value=623.

%Oct 29 06:02:25:316 2023 MZYJL_Core_S10510X IFMON/4/IFMON_INPUT_BC_RAPID_CHANGE: -MDC=1-Chassis=2-Slot=4; The incoming broadcast traffic of FortyGigE2/4/0/23 suddenly exceeds the threshold. Threshold=20000, current value=20949. 

%Oct 29 06:02:35:602 2023 MZYJL_Core_S10510X IFMON/4/IFMON_INPUT_BC_RAPID_RECOVER: -MDC=1-Chassis=2-Slot=4; The incoming broadcast traffic of FortyGigE2/4/0/23 suddenly drops below the lower threshold. Threshold=20000, current value=472. 

%Oct 29 06:04:54:088 2023 MZYJL_Core_S10510X IFNET/4/IF_EGRESS_DROP: -MDC=1-Chassis=3-Slot=0; Packet loss occurs in queue 2 of GigabitEthernet3/0/0/45.

 %Oct 29 06:04:54:088 2023 MZYJL_Core_S10510X IFNET/4/IF_BOARD_EGRESS_DROP: -MDC=1-Chassis=3-Slot=0; Packet loss occurs on chassis 3 slot 0. 

%Oct 29 06:05:11:784 2023 MZYJL_Core_S10510X IFNET/4/IF_EGRESS_DROP: -MDC=1-Chassis=3-Slot=2; Packet loss occurs in queue 2 of Ten-GigabitEthernet3/2/0/7. 

%Oct 29 06:05:11:786 2023 MZYJL_Core_S10510X IFNET/4/IF_BOARD_EGRESS_DROP: -MDC=1-Chassis=3-Slot=2; Packet loss occurs on chassis 3 slot 2. 

%Oct 29 06:06:14:049 2023 MZYJL_Core_S10510X IFMON/4/IFMON_INPUT_BC_RAPID_CHANGE: -MDC=1-Chassis=3-Slot=2; The incoming broadcast traffic of Ten-GigabitEthernet3/2/0/6 suddenly exceeds the threshold. Threshold=20000, current value=20691. 

%Oct 29 06:06:24:417 2023 MZYJL_Core_S10510X IFMON/4/IFMON_INPUT_BC_RAPID_RECOVER: -MDC=1-Chassis=3-Slot=2; The incoming broadcast traffic of Ten-GigabitEthernet3/2/0/6 suddenly drops below the lower threshold. Threshold=20000, current value=512. 

%Oct 29 06:08:18:326 2023 MZYJL_Core_S10510X IFNET/4/IF_EGRESS_DROP_RECOVER: -MDC=1-Chassis=3-Slot=2; Packet loss recovers in queue 2 of Ten-GigabitEthernet3/2/0/7. 

%Oct 29 06:08:18:328 2023 MZYJL_Core_S10510X IFNET/4/IF_BOARD_EGRESS_DROP_RECOVER: -MDC=1-Chassis=3-Slot=2; Packet loss recovers on chassis 3 slot 2. 

%Oct 29 06:08:54:447 2023 MZYJL_Core_S10510X IFNET/4/IF_EGRESS_DROP_RECOVER: -MDC=1-Chassis=3-Slot=0; Packet loss recovers in queue 2 of GigabitEthernet3/0/0/45.