raspberry pi

Raspberry pi 3b+のUnixBenchをしたので書いておきます。

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

   System: raspizero: GNU/Linux
   OS: GNU/Linux -- 6.1.21-v8+ -- #1642 SMP PREEMPT Mon Apr  3 17:24:16 BST 2023
   Machine: aarch64 (unknown)
   Language: en_US.utf8 (charmap="UTF-8", collate="UTF-8")
   CPU 0:  (38.4 bogomips)

   CPU 1:  (38.4 bogomips)

   CPU 2:  (38.4 bogomips)

   CPU 3:  (38.4 bogomips)

   17:52:47 up 16 min,  1 user,  load average: 2.67, 2.92, 2.00; runlevel 2023-08-09

------------------------------------------------------------------------
Benchmark Run: 水  8月 09 2023 17:52:48 - 18:21:52
4 CPUs in system; running 1 parallel copy of tests

Dhrystone 2 using register variables        7065866.1 lps   (10.0 s, 7 samples)
Double-Precision Whetstone                     1576.8 MWIPS (10.1 s, 7 samples)
Execl Throughput                                593.6 lps   (29.5 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks         73171.1 KBps  (30.1 s, 2 samples)
File Copy 256 bufsize 500 maxblocks           20804.4 KBps  (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks        214218.8 KBps  (30.0 s, 2 samples)
Pipe Throughput                               69794.8 lps   (10.0 s, 7 samples)
Pipe-based Context Switching                  16402.8 lps   (10.0 s, 7 samples)
Process Creation                               1085.4 lps   (30.0 s, 2 samples)
Shell Scripts (1 concurrent)                   1643.1 lpm   (60.0 s, 2 samples)
Shell Scripts (8 concurrent)                    517.2 lpm   (60.1 s, 2 samples)
System Call Overhead                          57133.6 lps   (10.0 s, 7 samples)

System Benchmarks Index Values               BASELINE       RESULT    INDEX
Dhrystone 2 using register variables         116700.0    7065866.1    605.5
Double-Precision Whetstone                       55.0       1576.8    286.7
Execl Throughput                                 43.0        593.6    138.0
File Copy 1024 bufsize 2000 maxblocks          3960.0      73171.1    184.8
File Copy 256 bufsize 500 maxblocks            1655.0      20804.4    125.7
File Copy 4096 bufsize 8000 maxblocks          5800.0     214218.8    369.3
Pipe Throughput                               12440.0      69794.8     56.1
Pipe-based Context Switching                   4000.0      16402.8     41.0
Process Creation                                126.0       1085.4     86.1
Shell Scripts (1 concurrent)                     42.4       1643.1    387.5
Shell Scripts (8 concurrent)                      6.0        517.2    861.9
System Call Overhead                          15000.0      57133.6     38.1
                                                                   ========
System Benchmarks Index Score                                         168.3

------------------------------------------------------------------------
Benchmark Run: 水  8月 09 2023 18:21:52 - 18:51:58
4 CPUs in system; running 4 parallel copies of tests

Dhrystone 2 using register variables       26392640.6 lps   (10.0 s, 7 samples)
Double-Precision Whetstone                     6276.9 MWIPS (9.8 s, 7 samples)
Execl Throughput                               1862.0 lps   (29.8 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks        265079.3 KBps  (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks           81012.0 KBps  (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks        619110.6 KBps  (30.4 s, 2 samples)
Pipe Throughput                              277966.1 lps   (10.0 s, 7 samples)
Pipe-based Context Switching                  52659.8 lps   (10.0 s, 7 samples)
Process Creation                               3982.6 lps   (30.0 s, 2 samples)
Shell Scripts (1 concurrent)                   4074.4 lpm   (60.0 s, 2 samples)
Shell Scripts (8 concurrent)                    520.7 lpm   (60.2 s, 2 samples)
System Call Overhead                         226739.1 lps   (10.0 s, 7 samples)

System Benchmarks Index Values               BASELINE       RESULT    INDEX
Dhrystone 2 using register variables         116700.0   26392640.6   2261.6
Double-Precision Whetstone                       55.0       6276.9   1141.3
Execl Throughput                                 43.0       1862.0    433.0
File Copy 1024 bufsize 2000 maxblocks          3960.0     265079.3    669.4
File Copy 256 bufsize 500 maxblocks            1655.0      81012.0    489.5
File Copy 4096 bufsize 8000 maxblocks          5800.0     619110.6   1067.4
Pipe Throughput                               12440.0     277966.1    223.4
Pipe-based Context Switching                   4000.0      52659.8    131.6
Process Creation                                126.0       3982.6    316.1
Shell Scripts (1 concurrent)                     42.4       4074.4    961.0
Shell Scripts (8 concurrent)                      6.0        520.7    867.9
System Call Overhead                          15000.0     226739.1    151.2
                                                                   ========
System Benchmarks Index Score                                         526.9
```