轻时代本文最后更新于 2018年7月16日 14:45 可能会因为没有更新而失效。如已失效或需要修正，请留言
近期腾讯云持续发力，云服务器优惠不断。（国内的云服务器厂家这些日子一直在关注，就属腾讯云和百度云优惠力度最大，各位可以关注下）
最近推的AMD 系列的云服务器CVM看起来性价比非常高，入手了测试给大家看看。
测试机器配置一览：
活动链接：
https://cloud.tencent.com/act/enterprise?from=201807-act/enterprise-banner4
综合性能
========================================================================
BYTE UNIX Benchmarks (Version 5.1.3)
System: VM-0-17-ubuntu: GNU/Linux
OS: GNU/Linux -- 4.4.0-91-generic -- #114-Ubuntu SMP Tue Aug 8 11:56:56 UTC 2017
Machine: x86_64 (x86_64)
Language: en_US.utf8 (charmap="UTF-8", collate="UTF-8")
CPU 0: AMD EPYC Processor (4000.0 bogomips)
Hyper-Threading, x86-64, MMX, AMD MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET
CPU 1: AMD EPYC Processor (4000.0 bogomips)
Hyper-Threading, x86-64, MMX, AMD MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET
CPU 2: AMD EPYC Processor (4000.0 bogomips)
Hyper-Threading, x86-64, MMX, AMD MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET
CPU 3: AMD EPYC Processor (4000.0 bogomips)
Hyper-Threading, x86-64, MMX, AMD MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET
12:45:05 up 18:45, 1 user, load average: 0.16, 0.04, 0.01; runlevel 5
------------------------------------------------------------------------
Benchmark Run: Fri Jul 13 2018 12:45:05 - 13:13:10
4 CPUs in system; running 1 parallel copy of tests
Dhrystone 2 using register variables 30122371.3 lps (10.0 s, 7 samples)
Double-Precision Whetstone 4113.5 MWIPS (9.7 s, 7 samples)
Execl Throughput 3222.3 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 791909.1 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 216923.5 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 2024326.6 KBps (30.0 s, 2 samples)
Pipe Throughput 1379455.0 lps (10.0 s, 7 samples)
Pipe-based Context Switching 43794.1 lps (10.0 s, 7 samples)
Process Creation 9990.3 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 9784.3 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 3143.4 lpm (60.0 s, 2 samples)
System Call Overhead 3241895.3 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 30122371.3 2581.2
Double-Precision Whetstone 55.0 4113.5 747.9
Execl Throughput 43.0 3222.3 749.4
File Copy 1024 bufsize 2000 maxblocks 3960.0 791909.1 1999.8
File Copy 256 bufsize 500 maxblocks 1655.0 216923.5 1310.7
File Copy 4096 bufsize 8000 maxblocks 5800.0 2024326.6 3490.2
Pipe Throughput 12440.0 1379455.0 1108.9
Pipe-based Context Switching 4000.0 43794.1 109.5
Process Creation 126.0 9990.3 792.9
Shell Scripts (1 concurrent) 42.4 9784.3 2307.6
Shell Scripts (8 concurrent) 6.0 3143.4 5238.9
System Call Overhead 15000.0 3241895.3 2161.3
========
System Benchmarks Index Score 1339.2
------------------------------------------------------------------------
Benchmark Run: Fri Jul 13 2018 13:13:10 - 13:41:17
4 CPUs in system; running 4 parallel copies of tests
Dhrystone 2 using register variables 119691589.1 lps (10.0 s, 7 samples)
Double-Precision Whetstone 16398.2 MWIPS (9.7 s, 7 samples)
Execl Throughput 12692.5 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 733176.7 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 193060.3 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 2516758.7 KBps (30.0 s, 2 samples)
Pipe Throughput 5446010.3 lps (10.0 s, 7 samples)
Pipe-based Context Switching 716136.0 lps (10.0 s, 7 samples)
Process Creation 43030.7 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 30188.6 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 3882.1 lpm (60.0 s, 2 samples)
System Call Overhead 5636692.8 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 119691589.1 10256.3
Double-Precision Whetstone 55.0 16398.2 2981.5
Execl Throughput 43.0 12692.5 2951.8
File Copy 1024 bufsize 2000 maxblocks 3960.0 733176.7 1851.5
File Copy 256 bufsize 500 maxblocks 1655.0 193060.3 1166.5
File Copy 4096 bufsize 8000 maxblocks 5800.0 2516758.7 4339.2
Pipe Throughput 12440.0 5446010.3 4377.8
Pipe-based Context Switching 4000.0 716136.0 1790.3
Process Creation 126.0 43030.7 3415.1
Shell Scripts (1 concurrent) 42.4 30188.6 7119.9
Shell Scripts (8 concurrent) 6.0 3882.1 6470.1
System Call Overhead 15000.0 5636692.8 3757.8
========
System Benchmarks Index Score 3543.5
======= Script description and score comparison completed! =======
网络及其他
---------------------------------------------------------------------- CPU model : AMD EPYC Processor Number of cores : 4 CPU frequency : 1999.999 MHz Total size of Disk : 50.0 GB (1.7 GB Used) Total amount of Mem : 7855 MB (83 MB Used) Total amount of Swap : 0 MB (0 MB Used) System uptime : 0 days, 20 hour 35 min Load average : 0.00, 0.01, 0.18 OS : Ubuntu 16.04.1 LTS Arch : x86_64 (64 Bit) Kernel : 4.4.0-91-generic ---------------------------------------------------------------------- I/O speed(1st run) : 105 MB/s I/O speed(2nd run) : 99.4 MB/s I/O speed(3rd run) : 108 MB/s Average I/O speed : 104.1 MB/s ---------------------------------------------------------------------- Node Name IPv4 address Download Speed CacheFly 204.93.150.152 2.29MB/s Linode, Tokyo, JP 106.187.96.148 2.39MB/s Linode, Singapore, SG 139.162.23.4 108KB/s Linode, London, UK 176.58.107.39 145KB/s Linode, Frankfurt, DE 139.162.130.8 225KB/s Linode, Fremont, CA 50.116.14.9 337KB/s Softlayer, Dallas, TX 173.192.68.18 101KB/s
---------------------------------------------------------------------- CPU Model : AMD EPYC Processor CPU Cores : 4 Cores @ 1999.999 MHz x86_64 CPU Cache : 512 KB OS : Ubuntu 16.04.1 LTS (64 Bit) KVM Kernel : 4.4.0-91-generic Total Space : 50.0 GB (1.7 GB Used) Total RAM : 7855 MB (84 MB Used 794 MB Buff) Total SWAP : 0 MB (0 MB Used) Uptime : 0 days 22 hour 36 min Load average : 0.00, 0.00, 0.00 ASN & ISP : AS45090, Tencent cloud computing Organization : Tencent cloud computing Location : Guangdong, China / CN Region : Guangdong ---------------------------------------------------------------------- Not enough space! ---------------------------------------------------------------------- Node Name Upload Speed Download Speed Latency Speedtest.net 6.74 Mbit/s 21.50 Mbit/s 55.438 ms Shanghai CT 6.39 Mbit/s 19.48 Mbit/s 162.051 ms Hangzhou CT 6.68 Mbit/s 21.46 Mbit/s 27.947 ms Shanghai CU 6.72 Mbit/s 20.87 Mbit/s 36.497 ms Xi'an CU 6.66 Mbit/s 20.92 Mbit/s 126.636 ms Chongqing CU 6.39 Mbit/s 21.33 Mbit/s 53.219 ms Xi'an CM 6.76 Mbit/s 21.65 Mbit/s 42.042 ms Chengdu CM 6.32 Mbit/s 21.06 Mbit/s 38.61 ms ---------------------------------------------------------------------- Finished in : 5 min 0 sec Timestamp : 2018-07-13 16:41:03 GMT+8
安装LAMP速度（lnmp.org）
15分钟，速度还可以。
