详情：Hosteons：$15/年/256MB内存/5GB SSD空间/不限流量/100Mbps/KVM/洛杉矶psychz
性能不错，网络是正常水平，100M不限流量，挺不错了。
1、系统信息、带宽、I/O测试
CPU Model : QEMU Virtual CPU version (cpu64-rhel6)
CPU Cores : 1 Cores @ 3324.982 MHz x86_64
CPU Cache : 4096 KB
OS : CentOS 6.9 (64 Bit) KVM
Kernel : 2.6.32-696.el6.x86_64
Total Space : 4.8 GB (0.8 GB Used)
Total RAM : 238 MB (167 MB Used 7 MB Buff)
Total SWAP : 127 MB (0 MB Used)
Uptime : 0 days 0 hour 8 min
Load average : 0.00, 0.00, 0.00
ASN & ISP : AS40676, Psychz Networks
Organization : Psychz Networks
Location : Singapore (Kalang), Singapore / SG
Region : Central Singapore
----------------------------------------------------------------------
I/O Speed( 1.0GB ) : 677 MB/s
I/O Speed( 1.0GB ) : 733 MB/s
I/O Speed( 1.0GB ) : 644 MB/s
Average I/O Speed : 684.7 MB/s
----------------------------------------------------------------------
Node Name Upload Speed Download Speed Latency
Speedtest.net 31.31 Mbit/s 36.14 Mbit/s 189.539 ms
Shanghai CT 0.81 Mbit/s 12.71 Mbit/s 383.202 ms
Kunming CT 11.79 Mbit/s 34.06 Mbit/s 186.926 ms
Chengdu CT 1.97 Mbit/s 26.42 Mbit/s 201.139 ms
Shanghai CU 18.47 Mbit/s 18.68 Mbit/s 187.007 ms
Xi'an CU 4.05 Mbit/s 19.30 Mbit/s 339.967 ms
Chongqing CU 34.00 Mbit/s 35.78 Mbit/s 185.277 ms
Xi'an CM 11.93 Mbit/s 8.39 Mbit/s 364.638 ms
Chengdu CM 8.13 Mbit/s 3.38 Mbit/s 355.072 ms
----------------------------------------------------------------------
Finished in : 4 min 0 sec
Timestamp : 2018-07-01 21:58:18 GMT+8
2、上传/下载带宽测试
Retrieving speedtest.net server list...
Selecting best server based on ping...
Hosted by OffsiteDataSync (Singapore) [7.42 km]: 183.806 ms
Testing download speed............................
Download: 40.17 Mbit/s
Testing upload speed..............................
Upload: 41.86 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, 4.52618 s, 59.3 MB/s
5、UnixBench跑分
Benchmark Run: Sun Jul 01 2018 10:11:57 - 10:40:06
1 CPU in system; running 1 parallel copy of tests
Dhrystone 2 using register variables 31250297.7 lps (10.0 s, 7 samples)
Double-Precision Whetstone 3933.5 MWIPS (10.0 s, 7 samples)
Execl Throughput 3734.7 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 719871.0 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 202201.1 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 1405250.6 KBps (30.0 s, 2 samples)
Pipe Throughput 1415779.4 lps (10.0 s, 7 samples)
Pipe-based Context Switching 290992.2 lps (10.0 s, 7 samples)
Process Creation 13255.6 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 4839.3 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 633.6 lpm (60.0 s, 2 samples)
System Call Overhead 2161731.7 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 31250297.7 2677.8
Double-Precision Whetstone 55.0 3933.5 715.2
Execl Throughput 43.0 3734.7 868.5
File Copy 1024 bufsize 2000 maxblocks 3960.0 719871.0 1817.9
File Copy 256 bufsize 500 maxblocks 1655.0 202201.1 1221.8
File Copy 4096 bufsize 8000 maxblocks 5800.0 1405250.6 2422.8
Pipe Throughput 12440.0 1415779.4 1138.1
Pipe-based Context Switching 4000.0 290992.2 727.5
Process Creation 126.0 13255.6 1052.0
Shell Scripts (1 concurrent) 42.4 4839.3 1141.4
Shell Scripts (8 concurrent) 6.0 633.6 1056.0
System Call Overhead 15000.0 2161731.7 1441.2
========
System Benchmarks Index Score 1242.5
6、丢包测试
Ping from 10.0.0.20 to 103.114.xxx.xxx
==============================================================================
07/01 22:09:42.671 Ping to 103.114.xxx.xxx with 32 bytes of data and 32 of TTL:
07/01 22:09:42.948 PingMin #1 Reply 32 bytes from 103.114.xxx.xxx: time=280ms TTL=51, ave=280.00ms
07/01 22:09:43.933 PingMin #2 Reply 32 bytes from 103.114.xxx.xxx: time=266ms TTL=51, ave=273.00ms
07/01 22:09:45.905 PingMin #4 Reply 32 bytes from 103.114.xxx.xxx: time=237ms TTL=51, ave=265.00ms
07/01 22:09:56.947 PingMax #15 Reply 32 bytes from 103.114.xxx.xxx: time=287ms TTL=51, ave=263.60ms
07/01 22:09:57.904 PingMin #16 Reply 32 bytes from 103.114.xxx.xxx: time=234ms TTL=51, ave=261.75ms
07/01 22:09:59.943 PingMax #18 Reply 32 bytes from 103.114.xxx.xxx: time=290ms TTL=51, ave=263.39ms
07/01 22:10:03.957 PingMax #22 Reply 32 bytes from 103.114.xxx.xxx: time=292ms TTL=51, ave=265.32ms
07/01 22:10:09.886 PingMin #28 Reply 32 bytes from 103.114.xxx.xxx: time=231ms TTL=51, ave=264.54ms
07/01 22:10:40.956 PingMax #59 Reply 32 bytes from 103.114.xxx.xxx: time=293ms TTL=51, ave=264.08ms
07/01 22:10:52.255 超时 #70 *****(32 bytes) 请求超时。
07/01 22:11:21.944 === 100 有效发送, 99 接收, 1.00% 丢失, 266.98ms 平均值 ===
--- 结果 & 统计信息 ------------------------------------------------------
开始时间: 2018/07/01 22:09:42
经过时间: 000:01:39
结束时间: 2018/07/01 22:11:21
----------------
100 总计发送
0 无效接收 (除了超时的其它错误)
----------------
100 有效发送
99 有效接收
1 timed out (1.00% 丢失)
Ping 最小值 231ms, 最大值 293ms, 平均值 266.98ms
7、路由追踪
电信
联通
8、Youtube速度测试
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