S6520X交换机局域网内服务器间上传速率300MB/S，下载才3MB/S

如果速率慢，交换机应该两个方向都会慢，可以流通确认下是否有丢包

没有丢包的，

<H3C>dis inter te 1/0/11 Ten-GigabitEthernet1/0/11 Current state: UP Line protocol state: UP IP packet frame type: Ethernet II,Description: Ten-GigabitEthernet1/0/11 Interface Bandwidth: 10000000 kbps Loopback is not set Media type is optical fiber, Port hardware type is 10G_BASE_SR_SFP 10Gbps-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: 462 MDI type: Automdix Port link-type: Access Tagged VLANs: None Untagged VLANs: 462 Port priority: 0 Last link flapping: 0 hours 9 minutes 47 seconds Last clearing of counters: Never Peak input rate: 3071173 bytes/sec, at 2013-02-14 19:04:14 Peak output rate: 32117796 bytes/sec, at 2013-02-14 18:25:17 Last 300 second input: 691 packets/sec 156589 bytes/sec 0% Last 300 second output: 14144 packets/sec 21389189 bytes/sec 2% Input (total): 3609714 packets, 1526000843 bytes 1516684 unicasts, 1951525 broadcasts, 141503 multicasts, 2 pauses Input (normal): 3609712 packets, - bytes 1516684 unicasts, 1951525 broadcasts, 141503 multicasts, 2 pauses Input: 0 input errors, 0 runts, 0 giants, 0 throttles 0 CRC, 0 frame, - overruns, 0 aborts - ignored, - parity errors Output (total): 75211336 packets, 43249182359 bytes 17911895 unicasts, 1535128 broadcasts, 55764313 multicasts, 0 pauses Output (normal): 75211336 packets, - bytes 17911895 unicasts, 1535128 broadcasts, 55764313 multicasts, 0 pauses Output: 0 output errors, - underruns, - buffer failures 0 aborts, 0 deferred, 0 collisions, 0 late collisions 0 lost carrier, - no carrier <H3Cdis inter te 1/0/2 Ten-GigabitEthernet1/0/2 Current state: UP Line protocol state: UP IP packet frame type: Ethernet II, Description: Ten-GigabitEthernet1/0/2 Interface Bandwidth: 10000000 kbps Loopback is not set Media type is optical fiber, Port hardware type is 10G_BASE_SR_SFP 10Gbps-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: 462 MDI type: Automdix Port link-type: Access Tagged VLANs: None Untagged VLANs: 462 Port priority: 0 Last link flapping: 1 days 21 hours 48 minutes Last clearing of counters: Never Peak input rate: 32117951 bytes/sec, at 2013-02-14 18:25:07 Peak output rate: 17724308 bytes/sec, at 2013-01-25 11:56:14 Last 300 second input: 6128 packets/sec 9272335 bytes/sec 1% Last 300 second output: 402 packets/sec 138166 bytes/sec 0% Input (total): 103276008 packets, 91521008540 bytes 102541230 unicasts, 371652 broadcasts, 346400 multicasts, 1199 pauses Input (normal): 103259282 packets, - bytes 102541230 unicasts, 371652 broadcasts, 346400 multicasts, 1199 pauses Input: 15527 input errors, 0 runts, 0 giants, 0 throttles 15191 CRC, 0 frame, - overruns, 336 aborts - ignored, - parity errors Output (total): 77963206 packets, 52363080819 bytes 73557455 unicasts, 865219 broadcasts, 3540532 multicasts, 0 pauses Output (normal): 77963206 packets, - bytes 73557455 unicasts, 865219 broadcasts, 3540532 multicasts, 0 pauses Output: 0 output errors, - underruns, - buffer failures 0 aborts, 0 deferred, 0 collisions, 0 late collisions 0 lost carrier, - no carrier Last link flapping: 1 days 21 hours 48 minutes Last clearing of counters: Never Peak input rate: 32117951 bytes/sec, at 2013-02-14 18:25:07 Peak output rate: 17724308 bytes/sec, at 2013-01-25 11:56:14 Last 300 second input: 6128 packets/sec 9272335 bytes/sec 1% Last 300 second output: 402 packets/sec 138166 bytes/sec 0% Input (total): 103276008 packets, 91521008540 bytes 102541230 unicasts, 371652 broadcasts, 346400 multicasts, 1199 pauses Input (normal): 103259282 packets, - bytes 102541230 unicasts, 371652 broadcasts, 346400 multicasts, 1199 pauses Input: 15527 input errors, 0 runts, 0 giants, 0 throttles 15191 CRC, 0 frame, - overruns, 336 aborts - ignored, - parity errors Output (total): 77963206 packets, 52363080819 bytes 73557455 unicasts, 865219 broadcasts, 3540532 multicasts, 0 pauses Output (normal): 77963206 packets, - bytes 73557455 unicasts, 865219 broadcasts, 3540532 multicasts, 0 pauses Output: 0 output errors, - underruns, - buffer failures 0 aborts, 0 deferred, 0 collisions, 0 late collisions 0 lost carrier, - no carrier