CPI CloudCoreで、KVM on KVM (UnixBench)

CloudCore VPS 2048では、Nested SVMが有効なので、KVM on KVMを試してみる。

・環境
Host: CentOS 5.7 (x86_64)
Guest: ArchLinux 2011.08.19 (i686)

・ゲストインストール
ゲストマシンのインストールはvirt-managerで行った。
ArchLinuxをvirtioなディスクにインストールする際のTIPSは次のPOSTにでも。

UnixBench

   BYTE UNIX Benchmarks (Version 5.1.3)

   System: arch02.localdomain: GNU/Linux
   OS: GNU/Linux -- 3.0-ARCH -- #1 SMP PREEMPT Wed Aug 17 20:24:07 UTC 2011
   Machine: i686 (AuthenticAMD)
   Language: en_US.utf8 (charmap="UTF-8", collate="UTF-8")
   CPU 0: QEMU Virtual CPU version 0.9.1 (1810.4 bogomips)
          x86-64, MMX, Physical Address Ext, SYSENTER/SYSEXIT, SYSCALL/SYSRET
   17:04:29 up 9 min,  1 user,  load average: 0.17, 0.11, 0.06; runlevel 3

------------------------------------------------------------------------
Benchmark Run: Tue Mar 06 2012 17:04:29 - 17:32:28
1 CPU in system; running 1 parallel copy of tests

Dhrystone 2 using register variables        9076056.8 lps   (10.0 s, 7 samples)
Double-Precision Whetstone                     2029.2 MWIPS (10.0 s, 7 samples)
Execl Throughput                               1418.4 lps   (29.9 s, 2 samples)
File Copy 1024 bufsize 2000 maxblocks        470151.2 KBps  (30.0 s, 2 samples)
File Copy 256 bufsize 500 maxblocks          164961.1 KBps  (30.0 s, 2 samples)
File Copy 4096 bufsize 8000 maxblocks        831760.5 KBps  (30.0 s, 2 samples)
Pipe Throughput                              892949.9 lps   (10.0 s, 7 samples)
Pipe-based Context Switching                 190467.5 lps   (10.0 s, 7 samples)
Process Creation                               5101.5 lps   (30.0 s, 2 samples)
Shell Scripts (1 concurrent)                   1598.7 lpm   (60.0 s, 2 samples)
Shell Scripts (8 concurrent)                    228.5 lpm   (60.1 s, 2 samples)
System Call Overhead                        1889510.2 lps   (10.0 s, 7 samples)

System Benchmarks Index Values               BASELINE       RESULT    INDEX
Dhrystone 2 using register variables         116700.0    9076056.8    777.7
Double-Precision Whetstone                       55.0       2029.2    369.0
Execl Throughput                                 43.0       1418.4    329.8
File Copy 1024 bufsize 2000 maxblocks          3960.0     470151.2   1187.3
File Copy 256 bufsize 500 maxblocks            1655.0     164961.1    996.7
File Copy 4096 bufsize 8000 maxblocks          5800.0     831760.5   1434.1
Pipe Throughput                               12440.0     892949.9    717.8
Pipe-based Context Switching                   4000.0     190467.5    476.2
Process Creation                                126.0       5101.5    404.9
Shell Scripts (1 concurrent)                     42.4       1598.7    377.1
Shell Scripts (8 concurrent)                      6.0        228.5    380.8
System Call Overhead                          15000.0    1889510.2   1259.7
                                                                   ========
System Benchmarks Index Score                                         631.5

以上