我已经升级到 14.04 并且遇到有线以太网连接速度很慢的情况。
Windows 7 PC 无线连接速度为 8Mbs
Ubuntu 14.04 LTS 1-2Mbs
仅在升级后启动。
以太网详细信息：
的结果lspci |grep net
0b:00.0 Ethernet controller: Broadcom Corporation NetXtreme BCM5752 Gigabit Ethernet PCI Express (rev 02)
ifconfig输出
配置文件
eth0 Link encap:Ethernet HWaddr 00:13:72:9d:a6:d2
inet addr:192.168.0.8 Bcast:192.168.0.255 Mask:255.255.255.0
inet6 addr: fe80::213:72ff:fe9d:a6d2/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:39097 errors:0 dropped:0 overruns:0 frame:0
TX packets:30070 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:32578630 (32.5 MB) TX bytes:5027191 (5.0 MB)
Interrupt:16
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
UP LOOPBACK RUNNING MTU:65536 Metric:1
RX packets:4505 errors:0 dropped:0 overruns:0 frame:0
TX packets:4505 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:478645 (478.6 KB) TX bytes:478645 (478.6 KB)
ping -c10 8.8.8.8
PING 8.8.8.8 (8.8.8.8) 56(84) bytes of data.
64 bytes from 8.8.8.8: icmp_seq=1 ttl=48 time=31.4 ms
64 bytes from 8.8.8.8: icmp_seq=2 ttl=48 time=38.4 ms
64 bytes from 8.8.8.8: icmp_seq=3 ttl=48 time=33.4 ms
64 bytes from 8.8.8.8: icmp_seq=4 ttl=48 time=31.5 ms
64 bytes from 8.8.8.8: icmp_seq=5 ttl=48 time=36.5 ms
64 bytes from 8.8.8.8: icmp_seq=6 ttl=48 time=35.7 ms
64 bytes from 8.8.8.8: icmp_seq=7 ttl=48 time=33.3 ms
64 bytes from 8.8.8.8: icmp_seq=8 ttl=48 time=29.9 ms
--- 8.8.8.8 ping statistics ---
8 packets transmitted, 8 received, 0% packet loss, time 7008ms
rtt min/avg/max/mdev = 29.945/33.807/38.457/2.717 ms
wget --output-document=/dev/nullhttp://speedtest.wdc01.softlayer.com/downloads/test500.zip
--2014-10-20 21:11:31-- http://speedtest.wdc01.softlayer.com/downloads/test500.zip
Resolving speedtest.wdc01.softlayer.com (speedtest.wdc01.softlayer.com)... 208.43.102.250
Connecting to speedtest.wdc01.softlayer.com (speedtest.wdc01.softlayer.com)|208.43.102.250|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 524288000 (500M) [application/zip]
Saving to: ‘/dev/null’
1% [=> ] 6,721,792 152KB/s eta 34m 39s