详情：OptimizedVPS：$15/年/512MB内存/5GB SSD空间/1TB流量/KVM/洛杉矶/无限换IP
机器性能不错，网络为洛杉矶QN，常规线路，年付15美金换IP这个，比较实用。
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1、系统信息、带宽、I/O测试
CPU Model : Intel(R) Xeon(R) CPU E3-1240 v6 @ 3.70GHz
CPU Cores : 2 Cores @ 3696.008 MHz x86_64
CPU Cache : 16384 KB
OS : CentOS 6.9 (64 Bit) KVM
Kernel : 2.6.32-696.30.1.el6.x86_64
Total Space : 8.9 GB (0.9 GB Used)
Total RAM : 995 MB (191 MB Used 7 MB Buff)
Total SWAP : 1023 MB (0 MB Used)
Uptime : 0 days 3 hour 7 min
Load average : 0.07, 0.02, 0.00
ASN & ISP : AS8100, QuadraNet
Organization : QuadraNet
Location : Los Angeles, United States / US
Region : California
----------------------------------------------------------------------
I/O Speed( 1.0GB ) : 505 MB/s
I/O Speed( 1.0GB ) : 504 MB/s
I/O Speed( 1.0GB ) : 517 MB/s
Average I/O Speed : 508.7 MB/s
----------------------------------------------------------------------
Node Name Upload Speed Download Speed Latency
Speedtest.net 683.33 Mbit/s 193.63 Mbit/s 1.94 ms
Shanghai CT 2.44 Mbit/s 7.82 Mbit/s 260.677 ms
Kunming CT 11.78 Mbit/s 25.83 Mbit/s 167.979 ms
Chengdu CT 57.95 Mbit/s 25.13 Mbit/s 000.000 ms
Shanghai CU 7.81 Mbit/s 27.91 Mbit/s 193.617 ms
Xi'an CU 6.52 Mbit/s 16.19 Mbit/s 348.795 ms
Chongqing CU 9.41 Mbit/s 16.12 Mbit/s 206.568 ms
Xi'an CM 6.60 Mbit/s 39.77 Mbit/s 216.221 ms
Chengdu CM 7.87 Mbit/s 26.65 Mbit/s 221.05 ms
----------------------------------------------------------------------
Finished in : 3 min 36 sec
Timestamp : 2018-07-03 14:56:13 GMT+8
2、上传/下载带宽测试
Retrieving speedtest.net server list...
Selecting best server based on ping...
Hosted by Interoute VDC (Los Angeles, CA) [1.30 km]: 3.307 ms
Testing download speed.............................
Download: 782.81 Mbit/s
Testing upload speed...............................
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, 18.8393 s, 14.2 MB/s
5、UnixBench跑分
Benchmark Run: Tue Jul 03 2018 04:01:00 - 04:29:01
2 CPUs in system; running 1 parallel copy of tests
Dhrystone 2 using register variables 45932842.9 lps (10.0 s, 7 samples)
Double-Precision Whetstone 4658.1 MWIPS (9.9 s, 7 samples)
Execl Throughput 6202.7 lps (29.8 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 1481874.8 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 388733.7 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 3470195.2 KBps (30.0 s, 2 samples)
Pipe Throughput 2649954.7 lps (10.0 s, 7 samples)
Pipe-based Context Switching 519413.1 lps (10.0 s, 7 samples)
Process Creation 19489.9 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 9935.5 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 2220.6 lpm (60.0 s, 2 samples)
System Call Overhead 3503324.1 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 45932842.9 3936.0
Double-Precision Whetstone 55.0 4658.1 846.9
Execl Throughput 43.0 6202.7 1442.5
File Copy 1024 bufsize 2000 maxblocks 3960.0 1481874.8 3742.1
File Copy 256 bufsize 500 maxblocks 1655.0 388733.7 2348.8
File Copy 4096 bufsize 8000 maxblocks 5800.0 3470195.2 5983.1
Pipe Throughput 12440.0 2649954.7 2130.2
Pipe-based Context Switching 4000.0 519413.1 1298.5
Process Creation 126.0 19489.9 1546.8
Shell Scripts (1 concurrent) 42.4 9935.5 2343.3
Shell Scripts (8 concurrent) 6.0 2220.6 3701.0
System Call Overhead 15000.0 3503324.1 2335.5
========
System Benchmarks Index Score 2300.0
------------------------------------------------------------------------
Benchmark Run: Tue Jul 03 2018 04:29:01 - 04:57:04
2 CPUs in system; running 2 parallel copies of tests
Dhrystone 2 using register variables 92071872.6 lps (10.0 s, 7 samples)
Double-Precision Whetstone 9345.0 MWIPS (9.8 s, 7 samples)
Execl Throughput 14396.4 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 1656793.9 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 421663.9 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 5048110.1 KBps (30.0 s, 2 samples)
Pipe Throughput 5355394.7 lps (10.0 s, 7 samples)
Pipe-based Context Switching 1045666.8 lps (10.0 s, 7 samples)
Process Creation 40821.3 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 16249.1 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 2373.4 lpm (60.0 s, 2 samples)
System Call Overhead 5727350.9 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 92071872.6 7889.6
Double-Precision Whetstone 55.0 9345.0 1699.1
Execl Throughput 43.0 14396.4 3348.0
File Copy 1024 bufsize 2000 maxblocks 3960.0 1656793.9 4183.8
File Copy 256 bufsize 500 maxblocks 1655.0 421663.9 2547.8
File Copy 4096 bufsize 8000 maxblocks 5800.0 5048110.1 8703.6
Pipe Throughput 12440.0 5355394.7 4305.0
Pipe-based Context Switching 4000.0 1045666.8 2614.2
Process Creation 126.0 40821.3 3239.8
Shell Scripts (1 concurrent) 42.4 16249.1 3832.3
Shell Scripts (8 concurrent) 6.0 2373.4 3955.7
System Call Overhead 15000.0 5727350.9 3818.2
========
System Benchmarks Index Score 3790.1
6、丢包测试
Ping from 192.168.0.29 to 155.94.xxx.xxx
==============================================================================
07/03 14:58:20.674 Ping to 155.94.xxx.xxx with 32 bytes of data and 32 of TTL:
07/03 14:58:20.907 PingMin #1 Reply 32 bytes from 155.94.xxx.xxx: time=229ms TTL=51, ave=229.00ms
07/03 14:58:21.874 PingMin #2 Reply 32 bytes from 155.94.xxx.xxx: time=197ms TTL=51, ave=213.00ms
07/03 14:58:22.865 PingMin #3 Reply 32 bytes from 155.94.xxx.xxx: time=196ms TTL=51, ave=207.33ms
07/03 14:58:24.854 PingMin #5 Reply 32 bytes from 155.94.xxx.xxx: time=187ms TTL=51, ave=201.40ms
07/03 14:58:27.905 PingMax #8 Reply 32 bytes from 155.94.xxx.xxx: time=234ms TTL=51, ave=204.88ms
07/03 14:58:37.911 PingMax #18 Reply 32 bytes from 155.94.xxx.xxx: time=240ms TTL=51, ave=203.61ms
07/03 14:58:52.854 PingMin #33 Reply 32 bytes from 155.94.xxx.xxx: time=186ms TTL=51, ave=201.00ms
07/03 14:58:55.461 超时 #35 *****(32 bytes) 请求超时。
07/03 14:59:03.852 PingMin #44 Reply 32 bytes from 155.94.xxx.xxx: time=185ms TTL=51, ave=199.05ms
07/03 14:59:19.851 PingMin #60 Reply 32 bytes from 155.94.xxx.xxx: time=184ms TTL=51, ave=198.42ms
07/03 14:59:44.462 超时 #84 *****(32 bytes) 请求超时。
07/03 14:59:59.461 超时 #99 *****(32 bytes) 请求超时。
07/03 14:59:59.871 === 100 有效发送, 97 接收, 3.00% 丢失, 198.16ms 平均值 ===
--- 结果 & 统计信息 ------------------------------------------------------
开始时间: 2018/07/03 14:58:20
经过时间: 000:01:39
结束时间: 2018/07/03 14:59:59
----------------
100 总计发送
0 无效接收 (除了超时的其它错误)
----------------
100 有效发送
97 有效接收
3 timed out (3.00% 丢失)
Ping 最小值 184ms, 最大值 240ms, 平均值 198.16ms
7、路由追踪
电信
联通
8、Youtube速度测试
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所有主机信息仅是为及时分享并收录，不做推荐！