Raspberry Pi と玄箱HG とのベンチマーク比較
この二つを比較したベンチマークがそういえばなかったな、と思い出したので UnixBench をとってみた。いや、今更玄箱HGでベンチマークとる人もいないか…
玄箱HG
HDD は Seagate ST340015A。実はこのディスク、玄箱HGと同様10年きっちり動き続けた。よく動いてるなと感心する。
======================================================================== BYTE UNIX Benchmarks (Version 5.1.2) System: kurohg: GNU/Linux OS: GNU/Linux -- 2.4.17_mvl21 -- #24 2004年 10月 19日 火曜日 17:17:03 JST Machine: ppc (unknown) Language: en_US.utf8 (charmap="ANSI_X3.4-1968", collate="ANSI_X3.4-1968") CPU 0: (173.7 bogomips) 03:27:36 up 6 days, 4:06, 1 user, load average: 0.59, 0.26, 0.10; runlevel ------------------------------------------------------------------------ Benchmark Run: Thu Sep 11 2014 03:27:36 - 03:56:03 1 CPU in system; running 1 parallel copy of tests Dhrystone 2 using register variables 511136.7 lps (10.1 s, 7 samples) Double-Precision Whetstone 135.4 MWIPS (10.0 s, 7 samples) Execl Throughput 154.8 lps (29.9 s, 2 samples) File Copy 1024 bufsize 2000 maxblocks 32450.8 KBps (30.1 s, 2 samples) File Copy 256 bufsize 500 maxblocks 11691.5 KBps (30.1 s, 2 samples) File Copy 4096 bufsize 8000 maxblocks 51555.6 KBps (30.1 s, 2 samples) Pipe Throughput 109310.8 lps (10.1 s, 7 samples) Pipe-based Context Switching 52269.0 lps (10.1 s, 7 samples) Process Creation 668.5 lps (30.1 s, 2 samples) Shell Scripts (1 concurrent) 308.1 lpm (60.4 s, 2 samples) Shell Scripts (8 concurrent) 42.5 lpm (60.8 s, 2 samples) System Call Overhead 166635.8 lps (10.1 s, 7 samples) System Benchmarks Index Values BASELINE RESULT INDEX Dhrystone 2 using register variables 116700.0 511136.7 43.8 Double-Precision Whetstone 55.0 135.4 24.6 Execl Throughput 43.0 154.8 36.0 File Copy 1024 bufsize 2000 maxblocks 3960.0 32450.8 81.9 File Copy 256 bufsize 500 maxblocks 1655.0 11691.5 70.6 File Copy 4096 bufsize 8000 maxblocks 5800.0 51555.6 88.9 Pipe Throughput 12440.0 109310.8 87.9 Pipe-based Context Switching 4000.0 52269.0 130.7 Process Creation 126.0 668.5 53.1 Shell Scripts (1 concurrent) 42.4 308.1 72.7 Shell Scripts (8 concurrent) 6.0 42.5 70.8 System Call Overhead 15000.0 166635.8 111.1 ======== System Benchmarks Index Score 66.1
Raspberry Pi Type B
使っているのは KINGMAX の 8GB SDHC (一応 Class10のやつ)。おい、長期運用するんじゃないのか。これ。
======================================================================== BYTE UNIX Benchmarks (Version 5.1.2) System: raspberrypi: GNU/Linux OS: GNU/Linux -- 3.12.22+ -- #691 PREEMPT Wed Jun 18 18:29:58 BST 2014 Machine: armv6l (unknown) Language: en_US.utf8 (charmap="ANSI_X3.4-1968", collate="ANSI_X3.4-1968") CPU 0: ARMv6-compatible processor rev 7 (v6l) (0.0 bogomips) 03:22:47 up 8 min, 1 user, load average: 0.88, 0.79, 0.41; runlevel 2 ------------------------------------------------------------------------ Benchmark Run: Thu Sep 11 2014 03:22:47 - 03:51:02 1 CPU in system; running 1 parallel copy of tests Dhrystone 2 using register variables 1680433.3 lps (10.0 s, 7 samples) Double-Precision Whetstone 268.6 MWIPS (10.0 s, 7 samples) Execl Throughput 234.5 lps (29.9 s, 2 samples) File Copy 1024 bufsize 2000 maxblocks 40456.9 KBps (30.0 s, 2 samples) File Copy 256 bufsize 500 maxblocks 12784.3 KBps (30.0 s, 2 samples) File Copy 4096 bufsize 8000 maxblocks 96520.2 KBps (30.0 s, 2 samples) Pipe Throughput 171084.9 lps (10.0 s, 7 samples) Pipe-based Context Switching 23291.0 lps (10.0 s, 7 samples) Process Creation 748.3 lps (30.0 s, 2 samples) Shell Scripts (1 concurrent) 419.5 lpm (60.1 s, 2 samples) Shell Scripts (8 concurrent) 53.2 lpm (60.9 s, 2 samples) System Call Overhead 390523.5 lps (10.0 s, 7 samples) System Benchmarks Index Values BASELINE RESULT INDEX Dhrystone 2 using register variables 116700.0 1680433.3 144.0 Double-Precision Whetstone 55.0 268.6 48.8 Execl Throughput 43.0 234.5 54.5 File Copy 1024 bufsize 2000 maxblocks 3960.0 40456.9 102.2 File Copy 256 bufsize 500 maxblocks 1655.0 12784.3 77.2 File Copy 4096 bufsize 8000 maxblocks 5800.0 96520.2 166.4 Pipe Throughput 12440.0 171084.9 137.5 Pipe-based Context Switching 4000.0 23291.0 58.2 Process Creation 126.0 748.3 59.4 Shell Scripts (1 concurrent) 42.4 419.5 98.9 Shell Scripts (8 concurrent) 6.0 53.2 88.7 System Call Overhead 15000.0 390523.5 260.3 ======== System Benchmarks Index Score 95.1
Index Score で見れば玄箱HGの4割増し程度の性能である。性能だけを考えれば、普通にどこかの安いVPSでも借りた方がよろしい。特に Web がらみは。ただ、自分専用のメールサーバをやらせるとか簡単なスクリプトを試すとか、そういう目的であれば十分に使える。