详情：UltraVPS：$10/月/2GB内存/25GB NVMe SSD空间/2TB流量/KVM/西雅图/拉斯维加斯
特色是性能好，稳定，支持DDOS防护。
1、系统信息、带宽、I/O测试
CPU model : QEMU Virtual CPU version (cpu64-rhel6)
Number of cores : 1
CPU frequency : 3499.996 MHz
Total size of Disk : 25.0 GB (4.0 GB Used)
Total amount of Mem : 496 MB (342 MB Used)
Total amount of Swap : 127 MB (10 MB Used)
System uptime : 0 days, 15 hour 15 min
Load average : 0.00, 0.00, 0.00
OS : Debian GNU/Linux 7
Arch : x86_64 (64 Bit)
Kernel : 3.2.0-5-amd64
----------------------------------------------------------------------
I/O speed(1st run) : 648 MB/s
I/O speed(2nd run) : 658 MB/s
I/O speed(3rd run) : 651 MB/s
Average I/O speed : 652.3 MB/s
----------------------------------------------------------------------
Node Name IPv4 address Download Speed
CacheFly 205.234.175.175 21.0MB/s
Linode, Tokyo, JP 106.187.96.148 1.62MB/s
Linode, Singapore, SG 139.162.23.4 1.10MB/s
Linode, London, UK 176.58.107.39 1.71MB/s
Linode, Frankfurt, DE 139.162.130.8 1.35MB/s
Linode, Fremont, CA 50.116.14.9 4.17MB/s
Softlayer, Dallas, TX 173.192.68.18 4.18MB/s
Softlayer, Seattle, WA 67.228.112.250 7.06MB/s
Softlayer, Frankfurt, DE 159.122.69.4 1.43MB/s
Softlayer, Singapore, SG 119.81.28.170 1.27MB/s
Softlayer, HongKong, CN 119.81.130.170 1.49MB/s
2、上传/下载带宽测试
Retrieving speedtest.net server list...
Selecting best server based on ping...
Hosted by AT&T (Seattle, WA) [1.51 km]: 29.568 ms
Testing download speed................................................................................
Download: 164.75 Mbit/s
Testing upload speed................................................................................................
Upload: 172.49 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, 3.27099 s, 82.1 MB/s
5、UnixBench跑分
Benchmark Run: Tue Jan 09 2018 17:21:41 - 17:50:24
1 CPU in system; running 1 parallel copy of tests
Dhrystone 2 using register variables 42994638.0 lps (10.0 s, 7 samples)
Double-Precision Whetstone 3577.9 MWIPS (13.9 s, 7 samples)
Execl Throughput 4126.0 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 518429.1 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 138002.5 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 1558825.8 KBps (30.0 s, 2 samples)
Pipe Throughput 747563.0 lps (10.0 s, 7 samples)
Pipe-based Context Switching 235974.1 lps (10.0 s, 7 samples)
Process Creation 15236.2 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 8355.0 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 1100.2 lpm (60.0 s, 2 samples)
System Call Overhead 593864.0 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 42994638.0 3684.2
Double-Precision Whetstone 55.0 3577.9 650.5
Execl Throughput 43.0 4126.0 959.5
File Copy 1024 bufsize 2000 maxblocks 3960.0 518429.1 1309.2
File Copy 256 bufsize 500 maxblocks 1655.0 138002.5 833.9
File Copy 4096 bufsize 8000 maxblocks 5800.0 1558825.8 2687.6
Pipe Throughput 12440.0 747563.0 600.9
Pipe-based Context Switching 4000.0 235974.1 589.9
Process Creation 126.0 15236.2 1209.2
Shell Scripts (1 concurrent) 42.4 8355.0 1970.5
Shell Scripts (8 concurrent) 6.0 1100.2 1833.6
System Call Overhead 15000.0 593864.0 395.9
========
System Benchmarks Index Score 1125.6
6、丢包测试
Ping from 192.168.16.243 to 172.96.xxx.xxx
==============================================================================
01/10 10:28:43.099 Ping to 172.96.xxx.xxx with 32 bytes of data and 32 of TTL:
01/10 10:28:43.348 PingMin #1 Reply 32 bytes from 172.96.xxx.xxx: time=245ms TTL=43, ave=245.00ms
01/10 10:28:44.334 PingMin #2 Reply 32 bytes from 172.96.xxx.xxx: time=230ms TTL=43, ave=237.50ms
01/10 10:28:45.352 PingMax #3 Reply 32 bytes from 172.96.xxx.xxx: time=247ms TTL=43, ave=240.67ms
01/10 10:28:46.354 PingMax #4 Reply 32 bytes from 172.96.xxx.xxx: time=249ms TTL=43, ave=242.75ms
01/10 10:28:47.358 PingMax #5 Reply 32 bytes from 172.96.xxx.xxx: time=256ms TTL=43, ave=245.40ms
01/10 10:29:00.329 PingMin #18 Reply 32 bytes from 172.96.xxx.xxx: time=223ms TTL=43, ave=244.83ms
01/10 10:29:02.328 === 20 有效发送, 20 接收, 0.00% 丢失, 243.20ms 平均值 ===
--- 结果 & 统计信息 ------------------------------------------------------
开始时间: 2018/01/10 10:28:43
经过时间: 000:00:19
结束时间: 2018/01/10 10:29:02
----------------
20 总计发送
0 无效接收 (除了超时的其它错误)
----------------
20 有效发送
20 有效接收
0 timed out (0.00% 丢失)
Ping 最小值 223ms, 最大值 256ms, 平均值 243.20ms
7、路由追踪
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