详情：https://www.turnkeyinternet.net/cloud-hosted-virtual-servers-vps/
现在可免费试用1个月。优点是1 Gbps带宽不限流量，SSD硬盘。
申请免费VPS地址：https://turnkeyinternet.net/offers/cloud-vps-free-month/
1、系统信息、带宽、I/O测试
CPU model : QEMU Virtual CPU version (cpu64-rhel6)
Number of cores : 4
CPU frequency : 2299.996 MHz
Total size of Disk : 39.0 GB (0.7 GB Used)
Total amount of Mem : 3925 MB (204 MB Used)
Total amount of Swap : 1023 MB (0 MB Used)
System uptime : 0 days, 15 hour 19 min
Load average : 0.16, 0.07, 0.01
OS : CentOS 6.5
Arch : i686 (32 Bit)
Kernel : 2.6.32-431.1.2.0.1.el6.i686
----------------------------------------------------------------------
I/O speed(1st run) : 634 MB/s
I/O speed(2nd run) : 983 MB/s
I/O speed(3rd run) : 778 MB/s
Average I/O speed : 798.3 MB/s
----------------------------------------------------------------------
Node Name IPv4 address Download Speed
CacheFly 205.234.175.175 89.3MB/s
Linode, Tokyo, JP 106.187.96.148 14.8MB/s
Linode, Singapore, SG 139.162.23.4 9.26MB/s
Linode, London, UK 176.58.107.39 7.61MB/s
Linode, Frankfurt, DE 139.162.130.8 6.17MB/s
Linode, Fremont, CA 50.116.14.9 66.0MB/s
Softlayer, Dallas, TX 173.192.68.18 41.7MB/s
Softlayer, Seattle, WA 67.228.112.250 50.1MB/s
Softlayer, Frankfurt, DE 159.122.69.4 10.5MB/s
Softlayer, Singapore, SG 119.81.28.170 7.94MB/s
Softlayer, HongKong, CN 119.81.130.170 9.19MB/s
2、上传/下载带宽测试
Retrieving speedtest.net configuration...
Testing from Turnkey Internet (209.240.111.224)...
Retrieving speedtest.net server list...
Selecting best server based on ping...
Hosted by Mid-Hudson Data Corp (Hudson, NY) [90.49 km]: 71.793 ms
Testing download speed.............
Download: 309.76 Mbit/s
Testing upload speed...............
Upload: 58.72 Mbit/s
3、国内访问速度
4、硬盘 I/O 性能测试
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, 3.97941 s, 67.5 MB/s
5、性能测试之UnixBench跑分
Benchmark Run: Sat Apr 01 2017 17:34:25 - 18:02:22
4 CPUs in system; running 1 parallel copy of tests
Dhrystone 2 using register variables 14758846.0 lps (10.0 s, 7 samples)
Double-Precision Whetstone 2193.7 MWIPS (10.2 s, 7 samples)
Execl Throughput 2117.7 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 534193.0 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 142129.1 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 1306053.0 KBps (30.0 s, 2 samples)
Pipe Throughput 885912.2 lps (10.0 s, 7 samples)
Pipe-based Context Switching 206530.5 lps (10.0 s, 7 samples)
Process Creation 5375.7 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 4069.4 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 1536.4 lpm (60.0 s, 2 samples)
System Call Overhead 1861117.5 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 14758846.0 1264.7
Double-Precision Whetstone 55.0 2193.7 398.8
Execl Throughput 43.0 2117.7 492.5
File Copy 1024 bufsize 2000 maxblocks 3960.0 534193.0 1349.0
File Copy 256 bufsize 500 maxblocks 1655.0 142129.1 858.8
File Copy 4096 bufsize 8000 maxblocks 5800.0 1306053.0 2251.8
Pipe Throughput 12440.0 885912.2 712.1
Pipe-based Context Switching 4000.0 206530.5 516.3
Process Creation 126.0 5375.7 426.6
Shell Scripts (1 concurrent) 42.4 4069.4 959.8
Shell Scripts (8 concurrent) 6.0 1536.4 2560.7
System Call Overhead 15000.0 1861117.5 1240.7
========
System Benchmarks Index Score 907.0
------------------------------------------------------------------------
Benchmark Run: Sat Apr 01 2017 18:02:22 - 18:30:22
4 CPUs in system; running 4 parallel copies of tests
Dhrystone 2 using register variables 57261330.8 lps (10.0 s, 7 samples)
Double-Precision Whetstone 8601.1 MWIPS (10.0 s, 7 samples)
Execl Throughput 10945.4 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 528720.2 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 148154.8 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 1621044.9 KBps (30.0 s, 2 samples)
Pipe Throughput 3366454.3 lps (10.0 s, 7 samples)
Pipe-based Context Switching 772724.6 lps (10.0 s, 7 samples)
Process Creation 35915.0 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 13750.5 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 1965.1 lpm (60.0 s, 2 samples)
System Call Overhead 4502879.7 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 57261330.8 4906.7
Double-Precision Whetstone 55.0 8601.1 1563.8
Execl Throughput 43.0 10945.4 2545.4
File Copy 1024 bufsize 2000 maxblocks 3960.0 528720.2 1335.2
File Copy 256 bufsize 500 maxblocks 1655.0 148154.8 895.2
File Copy 4096 bufsize 8000 maxblocks 5800.0 1621044.9 2794.9
Pipe Throughput 12440.0 3366454.3 2706.2
Pipe-based Context Switching 4000.0 772724.6 1931.8
Process Creation 126.0 35915.0 2850.4
Shell Scripts (1 concurrent) 42.4 13750.5 3243.0
Shell Scripts (8 concurrent) 6.0 1965.1 3275.2
System Call Overhead 15000.0 4502879.7 3001.9
========
System Benchmarks Index Score 2367.5
6、丢包测试
Ping from 192.168.1.243 to 209.240.xxx.xxx
==============================================================================
04/02 10:33:57.498 Ping to 209.240.xxx.xxx with 32 bytes of data and 32 of TTL:
04/02 10:33:57.744 PingMin #1 Reply 32 bytes from 209.240.xxx.xxx: time=230ms TTL=51, ave=230.00ms
04/02 10:33:58.729 PingMin #2 Reply 32 bytes from 209.240.xxx.xxx: time=214ms TTL=51, ave=222.00ms
04/02 10:34:08.755 PingMax #12 Reply 32 bytes from 209.240.xxx.xxx: time=232ms TTL=51, ave=218.75ms
04/02 10:34:15.164 超时 #18 *****(32 bytes) 请求超时。
04/02 10:34:16.727 === 20 有效发送, 19 接收, 5.00% 丢失, 217.84ms 平均值 ===
--- 结果 & 统计信息 ------------------------------------------------------
开始时间: 2017/04/02 10:33:57
经过时间: 000:00:19
结束时间: 2017/04/02 10:34:16
----------------
20 总计发送
0 无效接收 (除了超时的其它错误)
----------------
20 有效发送
19 有效接收
1 timed out (5.00% 丢失)
Ping 最小值 214ms, 最大值 232ms, 平均值 217.84ms
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