详情：WootHosting：$12/年/2GB内存/40GB空间/2TB流量/OpenVZ/凤凰城
系统信息及带宽测试：
[root@zhujiwiki ~]# wget freevps.us/downloads/bench.sh -O - -o /dev/null|bashBenchmark started on Tue Dec 20 22:29:37 EST 2016
Full benchmark log: /root/bench.log
System Info
-----------
Processor : Intel(R) Xeon(R) CPU E3-1230 V2 @ 3.30GHz
CPU Cores : 2
Frequency : 3299.938 MHz
Memory : 1024 MB
Swap : 1024 MB
Uptime : 4:35,
OS : CentOS release 6.8 (Final)
Arch : x86_64 (64 Bit)
Kernel : 2.6.32-042stab120.6
Hostname : zhujiwiki
Speedtest (IPv4 only)
---------------------
Your public IPv4 is 206.214.xxx.xxx
Location Provider Speed
CDN Cachefly 12.0MB/s
Atlanta, GA, US Coloat 5.40MB/s
Dallas, TX, US Softlayer 11.7MB/s
Seattle, WA, US Softlayer 11.5MB/s
San Jose, CA, US Softlayer 11.9MB/s
Washington, DC, US Softlayer 1.20MB/s
Tokyo, Japan Linode 8.65MB/s
Singapore Softlayer 6.13MB/s
Rotterdam, Netherlands id3.net 4.35MB/s
Haarlem, Netherlands Leaseweb 11.9MB/s
Disk Speed
----------
I/O (1st run) : 225 MB/s
I/O (2nd run) : 193 MB/s
I/O (3rd run) : 197 MB/s
Average I/O : 205 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, 1.09932 s, 244 MB/s
UnixBench跑分：
Benchmark Run: Wed Dec 21 2016 00:46:25 - 01:14:28
2 CPUs in system; running 1 parallel copy of tests
Dhrystone 2 using register variables 37650714.4 lps (10.0 s, 7 samples)
Double-Precision Whetstone 4013.6 MWIPS (9.9 s, 7 samples)
Execl Throughput 4926.0 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 823730.2 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 213187.8 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 2228176.4 KBps (30.0 s, 2 samples)
Pipe Throughput 1773459.9 lps (10.0 s, 7 samples)
Pipe-based Context Switching 321051.2 lps (10.0 s, 7 samples)
Process Creation 14589.5 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 6886.9 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 1556.7 lpm (60.0 s, 2 samples)
System Call Overhead 2586242.2 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 37650714.4 3226.3
Double-Precision Whetstone 55.0 4013.6 729.7
Execl Throughput 43.0 4926.0 1145.6
File Copy 1024 bufsize 2000 maxblocks 3960.0 823730.2 2080.1
File Copy 256 bufsize 500 maxblocks 1655.0 213187.8 1288.1
File Copy 4096 bufsize 8000 maxblocks 5800.0 2228176.4 3841.7
Pipe Throughput 12440.0 1773459.9 1425.6
Pipe-based Context Switching 4000.0 321051.2 802.6
Process Creation 126.0 14589.5 1157.9
Shell Scripts (1 concurrent) 42.4 6886.9 1624.3
Shell Scripts (8 concurrent) 6.0 1556.7 2594.5
System Call Overhead 15000.0 2586242.2 1724.2
========
System Benchmarks Index Score 1593.1
------------------------------------------------------------------------
Benchmark Run: Wed Dec 21 2016 01:14:28 - 01:42:31
2 CPUs in system; running 2 parallel copies of tests
Dhrystone 2 using register variables 75112436.0 lps (10.0 s, 7 samples)
Double-Precision Whetstone 8013.5 MWIPS (9.9 s, 7 samples)
Execl Throughput 11155.9 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 1226291.8 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 303694.3 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 3524611.9 KBps (30.0 s, 2 samples)
Pipe Throughput 3518792.6 lps (10.0 s, 7 samples)
Pipe-based Context Switching 635228.3 lps (10.0 s, 7 samples)
Process Creation 24837.5 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 12127.4 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 1693.5 lpm (60.0 s, 2 samples)
System Call Overhead 4370481.7 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 75112436.0 6436.4
Double-Precision Whetstone 55.0 8013.5 1457.0
Execl Throughput 43.0 11155.9 2594.4
File Copy 1024 bufsize 2000 maxblocks 3960.0 1226291.8 3096.7
File Copy 256 bufsize 500 maxblocks 1655.0 303694.3 1835.0
File Copy 4096 bufsize 8000 maxblocks 5800.0 3524611.9 6076.9
Pipe Throughput 12440.0 3518792.6 2828.6
Pipe-based Context Switching 4000.0 635228.3 1588.1
Process Creation 126.0 24837.5 1971.2
Shell Scripts (1 concurrent) 42.4 12127.4 2860.2
Shell Scripts (8 concurrent) 6.0 1693.5 2822.4
System Call Overhead 15000.0 4370481.7 2913.7
========
System Benchmarks Index Score 2734.7
上传/下载带宽测试：
Testing download speed................................................................................
Download: 96.95 Mbit/s
Testing upload speed....................................................................................................
Upload: 84.75 Mbit/s
国内ping:
丢包测试：
Ping from 192.168.1.243 to 206.214.xxx.xxx
==============================================================================
12/25 18:59:17.364 Ping to 206.214.xxx.xxx with 32 bytes of data and 32 of TTL:
12/25 18:59:17.563 PingMin #1 Reply 32 bytes from 206.214.xxx.xxx: time=207ms TTL=49, ave=207.00ms
12/25 18:59:18.563 PingMin #2 Reply 32 bytes from 206.214.xxx.xxx: time=202ms TTL=49, ave=204.50ms
12/25 18:59:21.556 PingMin #5 Reply 32 bytes from 206.214.xxx.xxx: time=199ms TTL=49, ave=202.60ms
12/25 18:59:24.007 超时 #7 *****(32 bytes) 请求超时。
12/25 18:59:34.015 超时 #17 *****(32 bytes) 请求超时。
12/25 18:59:36.016 超时 #19 *****(32 bytes) 请求超时。
12/25 18:59:37.017 超时 #20 *****(32 bytes) 请求超时。
12/25 18:59:37.017 === 20 有效发送, 16 接收, 20.00% 丢失, 202.94ms 平均值 ===
--- 结果 & 统计信息 ------------------------------------------------------
开始时间: 2016/12/25 18:59:17
经过时间: 000:00:19
结束时间: 2016/12/25 18:59:37
----------------
20 总计发送
0 无效接收 (除了超时的其它错误)
----------------
20 有效发送
16 有效接收
4 timed out (20.00% 丢失)
Ping 最小值 199ms, 最大值 207ms, 平均值 202.94ms
路由追踪：
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