Vultr 便宜、速度快，有日本機房的 VPS

Vultr 網路連線、主機效能測試：

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FileZilla 透過 SFTP 的檔案下載測試…

BYTE UNIX Benchmarks 主機效能測試：（4CPU/8GB記憶體/4TB流量/每月$40美金的VPS）

========================================================================
BYTE UNIX Benchmarks (Version 5.1.3)

System: TEST: GNU/Linux
OS: GNU/Linux — 4.9.0-3-amd64 — #1 SMP Debian 4.9.30-2+deb9u1 (2017-06-18)
Machine: x86_64 (unknown)
Language: en_US.utf8 (charmap=”UTF-8″, collate=”UTF-8″)
CPU 0: Virtual CPU a7769a6388d5 (4788.9 bogomips)
Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET
CPU 1: Virtual CPU a7769a6388d5 (4788.9 bogomips)
Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET
CPU 2: Virtual CPU a7769a6388d5 (4788.9 bogomips)
Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET
CPU 3: Virtual CPU a7769a6388d5 (4788.9 bogomips)
Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET
04:20:43 up 19 min, 1 user, load average: 0.00, 0.02, 0.04; runlevel 5

————————————————————————
Benchmark Run: Wed Jun 21 2017 04:20:43 – 04:48:47
4 CPUs in system; running 1 parallel copy of tests

Dhrystone 2 using register variables 26968817.4 lps (10.0 s, 7 samples)
Double-Precision Whetstone 4532.3 MWIPS (9.9 s, 7 samples)
Execl Throughput 1917.6 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 847008.5 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 255226.2 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 1661294.2 KBps (30.0 s, 2 samples)
Pipe Throughput 1789374.6 lps (10.0 s, 7 samples)
Pipe-based Context Switching 235705.3 lps (10.0 s, 7 samples)
Process Creation 5155.0 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 4493.5 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 1728.3 lpm (60.0 s, 2 samples)
System Call Overhead 2842470.8 lps (10.0 s, 7 samples)

System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 26968817.4 2311.0
Double-Precision Whetstone 55.0 4532.3 824.1
Execl Throughput 43.0 1917.6 446.0
File Copy 1024 bufsize 2000 maxblocks 3960.0 847008.5 2138.9
File Copy 256 bufsize 500 maxblocks 1655.0 255226.2 1542.2
File Copy 4096 bufsize 8000 maxblocks 5800.0 1661294.2 2864.3
Pipe Throughput 12440.0 1789374.6 1438.4
Pipe-based Context Switching 4000.0 235705.3 589.3
Process Creation 126.0 5155.0 409.1
Shell Scripts (1 concurrent) 42.4 4493.5 1059.8
Shell Scripts (8 concurrent) 6.0 1728.3 2880.5
System Call Overhead 15000.0 2842470.8 1895.0
========
System Benchmarks Index Score 1260.6

————————————————————————
Benchmark Run: Wed Jun 21 2017 04:48:47 – 05:16:58
4 CPUs in system; running 4 parallel copies of tests

Dhrystone 2 using register variables 77032704.8 lps (10.0 s, 7 samples)
Double-Precision Whetstone 15695.4 MWIPS (9.8 s, 7 samples)
Execl Throughput 11160.3 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 810575.1 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 226494.1 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 2278233.7 KBps (30.0 s, 2 samples)
Pipe Throughput 5357580.3 lps (10.0 s, 7 samples)
Pipe-based Context Switching 727746.1 lps (10.0 s, 7 samples)
Process Creation 26561.2 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 21310.8 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 2554.9 lpm (60.1 s, 2 samples)
System Call Overhead 6215326.8 lps (10.0 s, 7 samples)

System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 77032704.8 6600.9
Double-Precision Whetstone 55.0 15695.4 2853.7
Execl Throughput 43.0 11160.3 2595.4
File Copy 1024 bufsize 2000 maxblocks 3960.0 810575.1 2046.9
File Copy 256 bufsize 500 maxblocks 1655.0 226494.1 1368.5
File Copy 4096 bufsize 8000 maxblocks 5800.0 2278233.7 3928.0
Pipe Throughput 12440.0 5357580.3 4306.7
Pipe-based Context Switching 4000.0 727746.1 1819.4
Process Creation 126.0 26561.2 2108.0
Shell Scripts (1 concurrent) 42.4 21310.8 5026.1
Shell Scripts (8 concurrent) 6.0 2554.9 4258.2
System Call Overhead 15000.0 6215326.8 4143.6
========
System Benchmarks Index Score 3100.1

======= Script description and score comparison completed! =======


第二次測試：
System Benchmarks Index Score 1324.2
System Benchmarks Index Score 3169.8



第三次測試：
System Benchmarks Index Score 1283.0
System Benchmarks Index Score 3169.2


CPU 效能：
Maximum prime number checked in CPU test: 10000
Test execution summary:
total time: 11.9097s
total number of events: 10000
total time taken by event execution: 11.9078
per-request statistics:
min: 1.11ms
avg: 1.19ms
max: 2.88ms
approx. 95 percentile: 1.47ms
Threads fairness:
events (avg/stddev): 10000.0000/0.00
execution time (avg/stddev): 11.9078/0.00


記憶體效能 Memory Reads：
Operations performed: 104857600 (2610613.59 ops/sec)
102400.00 MB transferred (2549.43 MB/sec)
Test execution summary:
total time: 40.1659s
total number of events: 104857600
total time taken by event execution: 31.9014
per-request statistics:
min: 0.00ms
avg: 0.00ms
max: 5.93ms
approx. 95 percentile: 0.00ms
Threads fairness:
events (avg/stddev): 104857600.0000/0.00
execution time (avg/stddev): 31.9014/0.00


檔案存取效能 File I/O Benchmarks：
Operations performed: 104857600 (2716263.35 ops/sec)
102400.00 MB transferred (2652.60 MB/sec)
Test execution summary:
total time: 38.6036s
total number of events: 104857600
total time taken by event execution: 30.6521
per-request statistics:
min: 0.00ms
avg: 0.00ms
max: 4.87ms
approx. 95 percentile: 0.00ms
Threads fairness:
events (avg/stddev): 104857600.0000/0.00
execution time (avg/stddev): 30.6521/0.00
root@briian:~# sysbench --test=fileio prepare
sysbench 0.4.12: multi-threaded system evaluation benchmark
128 files, 16384Kb each, 2048Mb total


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