下载看出入口地铁是G口：
root@gongyi:~# wget cachefly.cachefly.net/100mb.test -O /dev/null
--2013-10-13 19:25:13-- http://cachefly.cachefly.net/100mb.test
Resolving cachefly.cachefly.net (cachefly.cachefly.net)... 205.234.175.175
Connecting to cachefly.cachefly.net (cachefly.cachefly.net)|205.234.175.175|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 104857600 (100M) [application/octet-stream]
Saving to: `/dev/null'

100%[======================================>] 104,857,600 108M/s in 0.9s

2013-10-13 19:25:14 (108 MB/s) - `/dev/null' saved [104857600/104857600]

root@gongyi:/var/www# wget http://174.138.175.114/1gb-file.zip
--2013-10-13 19:28:39-- http://174.138.175.114/1gb-file.zip
Connecting to 174.138.175.114:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 1073741824 (1.0G) [application/zip]
Saving to: `1gb-file.zip'

100%[====================================>] 1,073,741,824 35.8M/s in 23s

2013-10-13 19:29:01 (45.1 MB/s) - `1gb-file.zip' saved [1073741824/1073741824]

root@gongyi:/var/www# wget http://yum.phx.singlehop.com/singlehop/500megabytefile.tar.gz
--2013-10-13 19:29:35-- http://yum.phx.singlehop.com/singlehop/500megabytefile.tar.gz
Resolving yum.phx.singlehop.com (yum.phx.singlehop.com)... 108.178.62.202
Connecting to yum.phx.singlehop.com (yum.phx.singlehop.com)|108.178.62.202|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 500000000 (477M) [application/x-gzip]
Saving to: `500megabytefile.tar.gz'

100%[======================================>] 500,000,000 51.0M/s in 9.6s

2013-10-13 19:29:45 (49.6 MB/s) - `500megabytefile.tar.gz' saved [500000000/500000000]

广州联通路由追踪下：
|------------------------------------------------------------------------------------------|
| WinMTR statistics |
| Host - % | Sent | Recv | Best | Avrg | Wrst | Last |
|------------------------------------------------|------|------|------|------|------|------|
| 58.249.22.137 - 0 | 52 | 52 | 0 | 0 | 1 | 0 |
| 58.249.16.1 - 0 | 52 | 52 | 7 | 11 | 25 | 11 |
| 120.80.175.201 - 0 | 52 | 52 | 8 | 13 | 22 | 13 |
| 120.84.0.17 - 3 | 49 | 48 | 36 | 38 | 45 | 40 |
| 219.158.99.137 - 0 | 52 | 52 | 36 | 40 | 56 | 37 |
| 219.158.23.114 - 0 | 52 | 52 | 36 | 39 | 54 | 40 |
| 219.158.97.90 - 0 | 52 | 52 | 36 | 41 | 53 | 44 |
| 219.158.30.150 - 3 | 49 | 48 | 240 | 245 | 276 | 245 |
| laiix.10ge.lax.bboi.net - 3 | 48 | 47 | 201 | 206 | 222 | 212 |
| phx-ten2-1-la-ten3-3.bboi.net - 0 | 52 | 52 | 235 | 241 | 304 | 241 |
| dal-ten2-4-phx-ten1-1.bboi.net - 0 | 52 | 52 | 269 | 275 | 290 | 280 |
| 8011-on-net-cust.bboi.net - 0 | 52 | 52 | 270 | 281 | 439 | 274 |
| quadranet-colocrossing.quadranet.com - 0 | 52 | 52 | 258 | 262 | 284 | 261 |
| host.colocrossing.com - 3 | 48 | 47 | 259 | 263 | 290 | 261 |
| 172.245.57.2 - 0 | 52 | 52 | 235 | 238 | 248 | 241 |
| 172.245.57.xxx - 0 | 52 | 52 | 271 | 276 | 300 | 279 |
|________________________________________________|______|______|______|______|______|______|
WinMTR v0.92 GPL V2 by Appnor MSP - Fully Managed Hosting & Cloud Provider

传说中超售的openvz在这里DD看起来还不是那么的糟糕嘛，两个脚本跑出来的值差不多：
root@gongyi:~/lnmpv# dd if=/dev/zero of=test bs=64k count=16k conv=fdatasync
16384+0 records in
16384+0 records out
1073741824 bytes (1.1 GB) copied, 4.62843 s, 232 MB/s

root@gongyi:~/lnmpv# wget freevps.us/downloads/bench.sh -O - -o /dev/null|bash
CPU model : Intel(R) Xeon(R) CPU E3-1270 V2 @ 3.50GHz
Number of cores : 4
CPU frequency : 1600.000 MHz
Total amount of ram : 2048 MB
Total amount of swap : 0 MB
System uptime : 10 min,
Download speed from CacheFly: 94.3MB/s
Download speed from Coloat, Atlanta GA: 58.3MB/s
Download speed from Softlayer, Dallas, TX: 101MB/s
Download speed from Linode, Tokyo, JP: 8.01MB/s
Download speed from i3d.net, NL: 9.79MB/s
Download speed from Leaseweb, Haarlem, NL: 9.96MB/s
Download speed from Softlayer, Singapore: 6.22MB/s
Download speed from Softlayer, Seattle, WA: 24.0MB/s
Download speed from Softlayer, San Jose, CA: 26.7MB/s
Download speed from Softlayer, Washington, DC: 32.4MB/s
I/O speed : 230 MB/s