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UnixBench on Copse




copse で、 UnixBench のベンチマークを取ってみました。

UnixBench の結果

   BYTE UNIX Benchmarks (Version 5.1.3)

   System: domU-xx-xx-xx-xx-xx-xx: GNU/Linux
   OS: GNU/Linux -- 2.6.18-164.el5xen -- #1 SMP Thu Sep 3 04:03:03 EDT 2009
   Machine: x86_64 (x86_64)
   Language: en_US.utf8 (charmap="UTF-8", collate="UTF-8")
   CPU 0: Intel(R) Xeon(R) CPU L5640 @ 2.27GHz (5669.0 bogomips)
          Hyper-Threading, x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET
   22:56:23 up 22 min,  1 user,  load average: 0.25, 0.07, 0.02; runlevel 3

------------------------------------------------------------------------
Benchmark Run: Fri Jul 01 2011 22:56:23 - 23:24:32
1 CPU in system; running 1 parallel copy of tests

Dhrystone 2 using register variables       14190854.6 lps   (10.0 s, 7 samples)
Double-Precision Whetstone                     2805.6 MWIPS (9.3 s, 7 samples)
Execl Throughput                               1596.0 lps   (30.0 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks        267725.7 KBps  (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks           69363.5 KBps  (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks        743438.6 KBps  (30.0 s, 2 samples)
Pipe Throughput                              368311.3 lps   (10.0 s, 7 samples)
Pipe-based Context Switching                 103945.9 lps   (10.0 s, 7 samples)
Process Creation                               3506.8 lps   (30.0 s, 2 samples)
Shell Scripts (1 concurrent)                   2458.2 lpm   (60.0 s, 2 samples)
Shell Scripts (8 concurrent)                    372.6 lpm   (60.1 s, 2 samples)
System Call Overhead                         295877.5 lps   (10.0 s, 7 samples)

System Benchmarks Index Values               BASELINE       RESULT    INDEX
Dhrystone 2 using register variables         116700.0   14190854.6   1216.0
Double-Precision Whetstone                       55.0       2805.6    510.1
Execl Throughput                                 43.0       1596.0    371.2
File Copy 1024 bufsize 2000 maxblocks          3960.0     267725.7    676.1
File Copy 256 bufsize 500 maxblocks            1655.0      69363.5    419.1
File Copy 4096 bufsize 8000 maxblocks          5800.0     743438.6   1281.8
Pipe Throughput                               12440.0     368311.3    296.1
Pipe-based Context Switching                   4000.0     103945.9    259.9
Process Creation                                126.0       3506.8    278.3
Shell Scripts (1 concurrent)                     42.4       2458.2    579.8
Shell Scripts (8 concurrent)                      6.0        372.6    621.0
System Call Overhead                          15000.0     295877.5    197.3
                                                                   ========
System Benchmarks Index Score                                         473.5

ローカルのVMの結果と比較すると、半分程度でした。
ディスクのスループットが、思った以上に低いなぁという感じでした。

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