我有一批机器都出现了下面的情况，用ifconfig看到网卡dropped包很多，这个应该不正常吧，不知道什么问题，会不会和网卡驱动有关啊？网卡是主板集成的千兆网卡
eth0 Link encap:Ethernet HWaddr 00:15:17:0C:B9:BC
inet addr:192.168.1.230 Bcast:192.168.1.255 Mask:255.255.255.0
inet6 addr: fe80::215:17ff:fe0c:b9bc/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:892303976 errors:0 dropped:3285 overruns:0 frame:0
TX packets:894319383 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:763384905543 (710.9 GiB) TX bytes:999290941216 (930.6 GiB)
Base address:0x2020 Memory:b8820000-b8840000
于 2013-12-18 12:14:31发表:
我也发现有问题，然后80端口从外网访问不了了，但是ssh等其他端口访问正常。查了下网卡状态，有 error,有 drop.
[root@node ~]# ifconfig
eth0 Link encap:Ethernet HWaddr 78:1D:BA:CD:AC:53
inet addr:10.18.22.93 Bcast:0.0.0.0 Mask:255.255.255.0
inet6 addr: fe80::7a1d:baff:fecd:ac53/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:1038054659 errors:1 dropped:3563 overruns:0 frame:1
TX packets:837150697 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:483924978107 (450.6 GiB) TX bytes:306285435996 (285.2 GiB)
Interrupt:28 Memory:f6000000-f6012800
eth1 Link encap:Ethernet HWaddr 78:1D:BA:CD:AC:54
inet addr:192.168.0.57 Bcast:0.0.0.0 Mask:255.255.255.0
inet6 addr: fe80::7a1d:baff:fecd:ac54/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:9238272 errors:0 dropped:0 overruns:0 frame:0
TX packets:345344 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:638823123 (609.2 MiB) TX bytes:69694873 (66.4 MiB)
Interrupt:40 Memory:f8000000-f8012800
eth2 Link encap:Ethernet HWaddr 00:1B:21:A3:E1:B2
inet addr:192.168.62.61 Bcast:0.0.0.0 Mask:255.255.255.0
inet6 addr: fe80::21b:21ff:fea3:e1b2/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:4104900 errors:0 dropped:0 overruns:0 frame:0
TX packets:2859648 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:3323024135 (3.0 GiB) TX bytes:1874345713 (1.7 GiB)
Memory:fbca0000-fbcc0000
eth3 Link encap:Ethernet HWaddr 00:1B:21:A3:E1:B3
inet addr:192.168.63.61 Bcast:0.0.0.0 Mask:255.255.255.0
inet6 addr: fe80::21b:21ff:fea3:e1b3/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:1291736 errors:0 dropped:0 overruns:0 frame:0
TX packets:1654589 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:200355062 (191.0 MiB) TX bytes:1301278667 (1.2 GiB)
Memory:fbce0000-fbd00000
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:50482182 errors:0 dropped:0 overruns:0 frame:0
TX packets:50482182 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:35638223097 (33.1 GiB) TX bytes:35638223097 (33.1 GiB)
不会是网卡流量过大造成的吧，因为出问题的 eth0 流量很大。