详情：HudsonValleyHost：$5/月/4GB内存/300GB空间/5TB流量/OpenVZ/洛杉矶
从测评数据看，其实很不错了，空间大，流量大。
系统信息及带宽测试：
System Info
-----------
Processor : Intel(R) Xeon(R) CPU E3-1240 v3 @ 3.40GHz
CPU Cores : 4
Frequency : 850.000 MHz
Memory : 4096 MB
Swap : 0 MB
Uptime : 1 min,
OS : CentOS release 6.7 (Final)
Arch : x86_64 (64 Bit)
Kernel : 2.6.32-042stab104.1
Hostname : zhujiwiki
Speedtest (IPv4 only)
---------------------
Your public IPv4 is 192.227.xxx.xxx
Location Provider Speed
CDN Cachefly 12.1MB/s
Atlanta, GA, US Coloat 4.08MB/s
Dallas, TX, US Softlayer 11.8MB/s
Seattle, WA, US Softlayer 11.8MB/s
San Jose, CA, US Softlayer 12.0MB/s
Washington, DC, US Softlayer 11.0MB/s
Tokyo, Japan Linode 10.0MB/s
Singapore Softlayer 8.94MB/s
Rotterdam, Netherlands id3.net 7.29MB/s
Haarlem, Netherlands Leaseweb 10.3MB/s
Disk Speed
----------
I/O (1st run) : 118 MB/s
I/O (2nd run) : 186 MB/s
I/O (3rd run) : 159 MB/s
Average I/O : 154.333 MB/s
硬盘 I/O 性能：
dd if=/dev/zero of=test bs=64k count=4k oflag=dsync
4096+0 records in
4096+0 records out
268435456 bytes (268 MB) copied, 77.1846 s, 3.5 MB/s
UnixBench跑分：
Benchmark Run: Fri Nov 25 2016 13:45:50 - 14:13:54
4 CPUs in system; running 1 parallel copy of tests
Dhrystone 2 using register variables 35500244.3 lps (10.0 s, 7 samples)
Double-Precision Whetstone 4167.4 MWIPS (9.8 s, 7 samples)
Execl Throughput 5547.9 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 796414.6 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 207688.5 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 1965905.7 KBps (30.0 s, 2 samples)
Pipe Throughput 1575536.2 lps (10.0 s, 7 samples)
Pipe-based Context Switching 324190.9 lps (10.0 s, 7 samples)
Process Creation 13843.8 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 5763.1 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 730.7 lpm (60.0 s, 2 samples)
System Call Overhead 2458192.9 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 35500244.3 3042.0
Double-Precision Whetstone 55.0 4167.4 757.7
Execl Throughput 43.0 5547.9 1290.2
File Copy 1024 bufsize 2000 maxblocks 3960.0 796414.6 2011.1
File Copy 256 bufsize 500 maxblocks 1655.0 207688.5 1254.9
File Copy 4096 bufsize 8000 maxblocks 5800.0 1965905.7 3389.5
Pipe Throughput 12440.0 1575536.2 1266.5
Pipe-based Context Switching 4000.0 324190.9 810.5
Process Creation 126.0 13843.8 1098.7
Shell Scripts (1 concurrent) 42.4 5763.1 1359.2
Shell Scripts (8 concurrent) 6.0 730.7 1217.9
System Call Overhead 15000.0 2458192.9 1638.8
========
System Benchmarks Index Score 1437.5
------------------------------------------------------------------------
Benchmark Run: Fri Nov 25 2016 14:13:54 - 14:48:21
4 CPUs in system; running 4 parallel copies of tests
Dhrystone 2 using register variables 32499107.8 lps (10.0 s, 7 samples)
Double-Precision Whetstone 16447.4 MWIPS (9.9 s, 7 samples)
Execl Throughput 5226.7 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 757667.6 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 200276.3 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 2007126.5 KBps (30.0 s, 2 samples)
Pipe Throughput 1500714.8 lps (10.0 s, 7 samples)
Pipe-based Context Switching 281807.4 lps (10.0 s, 7 samples)
Process Creation 14077.0 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 5365.6 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 755.5 lpm (60.1 s, 2 samples)
System Call Overhead 2379766.2 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 32499107.8 2784.8
Double-Precision Whetstone 55.0 16447.4 2990.4
Execl Throughput 43.0 5226.7 1215.5
File Copy 1024 bufsize 2000 maxblocks 3960.0 757667.6 1913.3
File Copy 256 bufsize 500 maxblocks 1655.0 200276.3 1210.1
File Copy 4096 bufsize 8000 maxblocks 5800.0 2007126.5 3460.6
Pipe Throughput 12440.0 1500714.8 1206.4
Pipe-based Context Switching 4000.0 281807.4 704.5
Process Creation 126.0 14077.0 1117.2
Shell Scripts (1 concurrent) 42.4 5365.6 1265.5
Shell Scripts (8 concurrent) 6.0 755.5 1259.2
System Call Overhead 15000.0 2379766.2 1586.5
========
System Benchmarks Index Score 1551.6
国内ping：
丢包测试：
Ping from 192.168.1.102 to 192.227.xxx.xxx
==============================================================================
11/25 20:06:31.225 Ping to 192.227.xxx.xxx with 32 bytes of data and 32 of TTL:
11/25 20:06:31.441 PingMin #1 Reply 32 bytes from 192.227.xxx.xxx: time=207ms TTL=52, ave=207.00ms
11/25 20:06:33.424 PingMax #3 Reply 32 bytes from 192.227.xxx.xxx: time=209ms TTL=52, ave=207.67ms
11/25 20:06:39.008 超时 #8 *****(32 bytes) 请求超时。
11/25 20:06:39.439 PingMax #9 Reply 32 bytes from 192.227.xxx.xxx: time=219ms TTL=52, ave=209.25ms
11/25 20:06:41.008 超时 #10 *****(32 bytes) 请求超时。
11/25 20:06:41.423 PingMin #11 Reply 32 bytes from 192.227.xxx.xxx: time=206ms TTL=52, ave=208.89ms
11/25 20:06:50.439 === 20 有效发送, 18 接收, 10.00% 丢失, 207.89ms 平均值 ===
--- 结果 & 统计信息 ------------------------------------------------------
开始时间: 2016/11/25 20:06:31
经过时间: 000:00:19
结束时间: 2016/11/25 20:06:50
----------------
20 总计发送
0 无效接收 (除了超时的其它错误)
----------------
20 有效发送
18 有效接收
2 timed out (10.00% 丢失)
Ping 最小值 206ms, 最大值 219ms, 平均值 207.89ms
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