选取云服务器时候有时看似配置相同，但是性能上可能天壤之别。
#首先安装UnixBench
wget https://github.com/kdlucas/byte-unixbench/archive/v5.1.3.tar.gz
tar -xzvf v5.1.3.tar.gz
cd byte-unixbench-5.1.3/
cd UnixBench/
make
./Run -v数据解读
------------------单核跑分------------------------------------------------------
Benchmark Run: Thu Feb 23 2023 13:54:06 - 14:22:20
8 CPUs in system; running 1 parallel copy of tests
Dhrystone 2 using register variables 25738907.1 lps (10.0 s, 7 samples)
Double-Precision Whetstone 3038.2 MWIPS (9.9 s, 7 samples)
Execl Throughput 801.8 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 236907.8 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 59984.7 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 837364.3 KBps (30.0 s, 2 samples)
Pipe Throughput 316168.7 lps (10.0 s, 7 samples)
Pipe-based Context Switching 96003.9 lps (10.0 s, 7 samples)
Process Creation 4030.3 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 1871.8 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 2113.1 lpm (60.0 s, 2 samples)
System Call Overhead 296705.0 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 25738907.1 2205.6
Double-Precision Whetstone 55.0 3038.2 552.4
Execl Throughput 43.0 801.8 186.5
File Copy 1024 bufsize 2000 maxblocks 3960.0 236907.8 598.3
File Copy 256 bufsize 500 maxblocks 1655.0 59984.7 362.4
File Copy 4096 bufsize 8000 maxblocks 5800.0 837364.3 1443.7
Pipe Throughput 12440.0 316168.7 254.2
Pipe-based Context Switching 4000.0 96003.9 240.0
Process Creation 126.0 4030.3 319.9
Shell Scripts (1 concurrent) 42.4 1871.8 441.5
Shell Scripts (8 concurrent) 6.0 2113.1 3521.9
System Call Overhead 15000.0 296705.0 197.8
========
System Benchmarks Index Score 523.8
--------------------------多核跑分----------------------------------------------
Benchmark Run: Thu Feb 23 2023 14:22:20 - 14:50:33
8 CPUs in system; running 8 parallel copies of tests
Dhrystone 2 using register variables 217204741.5 lps (10.0 s, 7 samples)
Double-Precision Whetstone 25767.2 MWIPS (9.8 s, 7 samples)
Execl Throughput 12988.6 lps (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks 382015.3 KBps (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks 101324.0 KBps (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks 1301840.1 KBps (30.0 s, 2 samples)
Pipe Throughput 2721222.8 lps (10.0 s, 7 samples)
Pipe-based Context Switching 859272.0 lps (10.0 s, 7 samples)
Process Creation 37615.2 lps (30.0 s, 2 samples)
Shell Scripts (1 concurrent) 22400.0 lpm (60.0 s, 2 samples)
Shell Scripts (8 concurrent) 3184.7 lpm (60.1 s, 2 samples)
System Call Overhead 2197521.6 lps (10.0 s, 7 samples)
System Benchmarks Index Values BASELINE RESULT INDEX
Dhrystone 2 using register variables 116700.0 217204741.5 18612.2
Double-Precision Whetstone 55.0 25767.2 4684.9
Execl Throughput 43.0 12988.6 3020.6
File Copy 1024 bufsize 2000 maxblocks 3960.0 382015.3 964.7
File Copy 256 bufsize 500 maxblocks 1655.0 101324.0 612.2
File Copy 4096 bufsize 8000 maxblocks 5800.0 1301840.1 2244.6
Pipe Throughput 12440.0 2721222.8 2187.5
Pipe-based Context Switching 4000.0 859272.0 2148.2
Process Creation 126.0 37615.2 2985.3
Shell Scripts (1 concurrent) 42.4 22400.0 5283.0
Shell Scripts (8 concurrent) 6.0 3184.7 5307.8
System Call Overhead 15000.0 2197521.6 1465.0
========
System Benchmarks Index Score 2766.8
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