详情：VPSFast：$1/月/512MB内存/15GB虚拟主机/1TB流量/KVM/Los Angeles
Node：LAX01
系统信息及带宽测试：
System Info
-----------
Processor : QEMU Virtual CPU version (cpu64-rhel6)
CPU Cores : 1
Frequency : 2393.998 MHz
Memory : 490 MB
Swap : 511 MB
Uptime : 9:05,
OS : CentOS release 6.5 (Final)
Arch : x86_64 (64 Bit)
Kernel : 2.6.32-431.1.2.0.1.el6.x86_64
Hostname : free
Speedtest (IPv4 only)
---------------------
Your public IPv4 is 198.55.xxx.xxx
Location Provider Speed
CDN Cachefly 54.7MB/s
Atlanta, GA, US Coloat 3.03MB/s
Dallas, TX, US Softlayer 7.63MB/s
西雅图, WA, US Softlayer 10.2MB/s
圣何塞, CA, US Softlayer 12.6MB/s
Washington, DC, US Softlayer 5.51MB/s
Tokyo, 日本 Linode 3.19MB/s
Singapore Softlayer 1.54MB/s
Rotterdam, Netherlands id3.net 1.69MB/s
Haarlem, Netherlands Leaseweb 14.1MB/s
Disk Speed
----------
I/O (1st run) : 228 MB/s
I/O (2nd run) : 205 MB/s
I/O (3rd run) : 234 MB/s
Average I/O : 222.333 MB/s
硬盘 I/O 性能：
[[email protected] ~]# dd if=/dev/zero of=test bs=64k count=4k oflag=dsync
4096+0 records in
4096+0 records out
268435456 bytes (268 MB)（请记得收藏本站-A5云，以便获取更多好玩内容） copied, 11.6065 s, 23.1 MB/s
UnixBench跑分：
Benchmark Run: Wed Dec 28 2016 07:34:48 - 08:03:00
1 CPU in system; running 1 parallel copy of tests
Dhrystone 2 using register variables 25996660.1 lps (10.0 s, 7 samples)
Double-Precision Whetstone 2991.3 MWIPS (9.9 s, 7 samples)
Execl Throughput 3173.1 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 678724.1 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 187920.6 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 1432872.9 KBps (30.0 s, 2 samples)
Pipe Throughput 1310873.1 lps (10.0 s, 7 samples)
Pipe-based Context Switching 245937.3 lps (10.0 s, 7 samples)
Process Creation 11744.1 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 4429.2 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 587.2 lpm (60.0 s, 2 samples)
System Call Overhead 1660027.6 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 25996660.1 2227.6
Double-Precision Whetstone 55.0 2991.3 543.9
Execl Throughput 43.0 3173.1 737.9
File Copy 1024 bufsize 2000 maxblocks 3960.0 678724.1 1713.9
File Copy 256 bufsize 500 maxblocks 1655.0 187920.6 1135.5
File Copy 4096 bufsize 8000 maxblocks 5800.0 1432872.9 2470.5
Pipe Throughput 12440.0 1310873.1 1053.8
Pipe-based Context Switching 4000.0 245937.3 614.8
Process Creation 126.0 11744.1 932.1
Shell Scripts (1 concurrent) 42.4 4429.2 1044.6
Shell Scripts (8 concurrent) 6.0 587.2 978.6
System Call Overhead 15000.0 1660027.6 1106.7
========
System Benchmarks Index Score 1093.9
上传/下载带宽测试：
Testing download speed................................................................................
Download: 191.11 Mbit/s
Testing upload speed....................................................................................................
Upload: 153.62 Mbit/s
国内Ping：
路由追踪：
Youtube速度：
