详情：netcup：€1.99/月/1GB内存/20GB/不限流量/KVM/德国/Snapshots
感谢群友提供机器供测试！
1、系统信息、带宽、I/O测试
CPU model : Intel(R) Xeon(R) CPU E5-2680 v4 @ 2.40GHz
Number of cores : 2
CPU frequency : 2399.996 MHz
Total size of Disk : 304.0 GB (2.2 GB Used)
Total amount of Mem : 5963 MB (786 MB Used)
Total amount of Swap : 3814 MB (0 MB Used)
System uptime : 10 days 6 hour 57 min
Load average : 0,00, 0,00, 0,00
OS : CentOS 7.4.1708
Arch : x86_64 (64 Bit)
Kernel : 4.14.15-1.el7.elrepo.x86_64
Virt : kvm
----------------------------------------------------------------------
I/O speed( 32M ) : 152 MB/s
I/O speed( 256M ) : 298 MB/s
I/O speed( 2G ) : 398 MB/s
Average I/O speed : 282.7 MB/s
----------------------------------------------------------------------
Node Name Upload Speed Download Speed Latency
Normal Node 727.88 Mbit/s 500.41 Mbit/s 6.684 ms
Shanghai CT 43.67 Mbit/s 14.47 Mbit/s 419.602 ms
Xi'an CU 3.84 Mbit/s 21.79 Mbit/s 687.621 ms
Shanghai CU 14.24 Mbit/s 3.31 Mbit/s 000.000 ms
Chongqing CU 8.93 Mbit/s 9.06 Mbit/s 476.351 ms
Xi'an CM 33.03 Mbit/s 18.95 Mbit/s 430.827 ms
----------------------------------------------------------------------
Total time : 2 min 49 sec
Current time : 2018-02-06 02:50:45
Finished！
2、上传/下载带宽测试
Retrieving speedtest.net server list...
Selecting best server based on ping...
Hosted by Spacken.net (Hagen) [141.07 km]: 8.314 ms
Testing download speed................................................................................
Download: 586.82 Mbit/s
Testing upload speed................................................................................................
Upload: 697.81 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 Datensätze ein
4096+0 Datensätze aus
268435456 Bytes (268 MB) kopiert, 3,49062 s, 76,9 MB/s
5、UnixBench跑分
Benchmark Run: Di Feb 06 2018 02:54:47 - 03:23:19
2 CPUs in system; running 1 parallel copy of tests
Dhrystone 2 using register variables 32229046.9 lps (10.0 s, 7 samples)
Double-Precision Whetstone 3872.6 MWIPS (12.8 s, 7 samples)
Execl Throughput 3341.3 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 520349.1 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 160097.0 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 1167846.4 KBps (30.0 s, 2 samples)
Pipe Throughput 878774.9 lps (10.0 s, 7 samples)
Pipe-based Context Switching 140344.2 lps (10.0 s, 7 samples)
Process Creation 7259.0 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 4986.4 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 1031.9 lpm (60.0 s, 2 samples)
System Call Overhead 759057.0 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 32229046.9 2761.7
Double-Precision Whetstone 55.0 3872.6 704.1
Execl Throughput 43.0 3341.3 777.0
File Copy 1024 bufsize 2000 maxblocks 3960.0 520349.1 1314.0
File Copy 256 bufsize 500 maxblocks 1655.0 160097.0 967.4
File Copy 4096 bufsize 8000 maxblocks 5800.0 1167846.4 2013.5
Pipe Throughput 12440.0 878774.9 706.4
Pipe-based Context Switching 4000.0 140344.2 350.9
Process Creation 126.0 7259.0 576.1
Shell Scripts (1 concurrent) 42.4 4986.4 1176.0
Shell Scripts (8 concurrent) 6.0 1031.9 1719.9
System Call Overhead 15000.0 759057.0 506.0
========
System Benchmarks Index Score 953.6
------------------------------------------------------------------------
Benchmark Run: Di Feb 06 2018 03:23:19 - 03:51:50
2 CPUs in system; running 2 parallel copies of tests
Dhrystone 2 using register variables 61147924.6 lps (10.0 s, 7 samples)
Double-Precision Whetstone 8107.4 MWIPS (12.0 s, 7 samples)
Execl Throughput 6365.4 lps (29.7 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 815888.6 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 247046.2 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 1972178.3 KBps (30.0 s, 2 samples)
Pipe Throughput 1763653.1 lps (10.0 s, 7 samples)
Pipe-based Context Switching 426833.1 lps (10.0 s, 7 samples)
Process Creation 12143.0 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 8793.9 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 1197.1 lpm (60.0 s, 2 samples)
System Call Overhead 1403434.9 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 61147924.6 5239.8
Double-Precision Whetstone 55.0 8107.4 1474.1
Execl Throughput 43.0 6365.4 1480.3
File Copy 1024 bufsize 2000 maxblocks 3960.0 815888.6 2060.3
File Copy 256 bufsize 500 maxblocks 1655.0 247046.2 1492.7
File Copy 4096 bufsize 8000 maxblocks 5800.0 1972178.3 3400.3
Pipe Throughput 12440.0 1763653.1 1417.7
Pipe-based Context Switching 4000.0 426833.1 1067.1
Process Creation 126.0 12143.0 963.7
Shell Scripts (1 concurrent) 42.4 8793.9 2074.0
Shell Scripts (8 concurrent) 6.0 1197.1 1995.2
System Call Overhead 15000.0 1403434.9 935.6
========
System Benchmarks Index Score 1721.0
6、丢包测试
Ping from 192.168.16.105 to 185.207.xxx.xxx
==============================================================================
02/06 09:56:45.927 Ping to 185.207.xxx.xxx with 32 bytes of data and 32 of TTL:
02/06 09:56:46.353 PingMin #1 Reply 32 bytes from 185.207.xxx.xxx: time=424ms TTL=43, ave=424.00ms
02/06 09:56:47.356 PingMin #2 Reply 32 bytes from 185.207.xxx.xxx: time=423ms TTL=43, ave=423.50ms
02/06 09:56:48.518 超时 #3 *****(32 bytes) 请求超时。
02/06 09:56:50.518 超时 #5 *****(32 bytes) 请求超时。
02/06 09:56:55.518 超时 #10 *****(32 bytes) 请求超时。
02/06 09:56:57.359 PingMax #12 Reply 32 bytes from 185.207.xxx.xxx: time=426ms TTL=43, ave=423.78ms
02/06 09:57:00.518 超时 #15 *****(32 bytes) 请求超时。
02/06 09:57:01.518 超时 #16 *****(32 bytes) 请求超时。
02/06 09:57:03.518 超时 #18 *****(32 bytes) 请求超时。
02/06 09:57:04.370 PingMax #19 Reply 32 bytes from 185.207.xxx.xxx: time=442ms TTL=43, ave=425.23ms
02/06 09:57:05.518 超时 #20 *****(32 bytes) 请求超时。
02/06 09:57:05.519 === 20 有效发送, 13 接收, 35.00% 丢失, 425.23ms 平均值 ===
--- 结果 & 统计信息 ------------------------------------------------------
开始时间: 2018/02/06 09:56:45
经过时间: 000:00:19
结束时间: 2018/02/06 09:57:05
----------------
20 总计发送
0 无效接收 (除了超时的其它错误)
----------------
20 有效发送
13 有效接收
7 timed out (35.00% 丢失)
Ping 最小值 423ms, 最大值 442ms, 平均值 425.23ms
7、路由追踪
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