交换机日志经常显示接口跑满最大的速率，但zabbix 监控到才100M左右，接口是1000M通道的，请问怎么回事

[CW-18F-core-8.1]dis interface Ten-GigabitEthernet 2/0/14 Ten-GigabitEthernet2/0/14 Current state: UP Line protocol state: UP IP packet frame type: Ethernet II, hardware address: 0c3a-fa32-145e Description: Ten-GigabitEthernet2/0/14 Interface Bandwidth: 1000000 kbps Loopback is not set Media type is twisted pair, Port hardware type is 1000_BASE_T_AN_SFP 1000Mbps-speed mode, full-duplex mode Link speed type is autonegotiation, link duplex type is autonegotiation Flow-control is not enabled Maximum frame length: 10000 Allow jumbo frames to pass Broadcast max-ratio: 100% Multicast max-ratio: 100% Unicast max-ratio: 100% PVID: 150 MDI type: Automdix Port link-type: Access Tagged VLANs: None Untagged VLANs: 150 Port priority: 0 Last link flapping: 10 weeks 2 days 1 hours 20 minutes Last clearing of counters: Never Current system time:2013-05-21 00:22:42 beijing+08:00:00 Last time when physical state changed to up:2013-03-09 23:02:36 beijing+08:00:00 Last time when physical state changed to down:2013-03-09 23:02:32 beijing+08:00:00 Peak input rate: 119816045 bytes/sec, at 2013-05-06 01:05:27 Peak output rate: 114140302 bytes/sec, at 2013-04-08 01:08:02 Last 300 seconds input: 10347 packets/sec 9143308 bytes/sec 7% Last 300 seconds output: 11268 packets/sec 3243369 bytes/sec 3% Input (total): 57963252671 packets, 49751064986900 bytes 57954555658 unicasts, 29003 broadcasts, 1241 multicasts, 8666769 pauses Input (normal): 57954585897 packets, - bytes 57954555657 unicasts, 29003 broadcasts, 1241 multicasts, 8666769 pauses Input: 0 input errors, 0 runts, 0 giants, 0 throttles 0 CRC, 0 frame, - overruns, 0 aborts - ignored, - parity errors Output (total): 65847574012 packets, 34947962336700 bytes 65841100964 unicasts, 29674 broadcasts, 6443374 multicasts, 0 pauses Output (normal): 65847574012 packets, - bytes 65841100964 unicasts, 29674 broadcasts, 6443374 multicasts, 0 pauses Output: 0 output errors, - underruns, - buffer failures 0 aborts, 0 deferred, 0 collisions, 0 late collisions 0 lost carrier, - no carrier

交换机的性能不够了吗

因为这个接口配置策略路由，会有大量流量经过，所以导致组播流量超负载吗