UnixBench是一款不错的Linux下的VPS性能测试软件，现在说一下具体用法, 是用我的主机测试fsckvps，2gb内存，CPU quota 大约2.5ghzUnixBench 4.10 下载地址：
登录你的VPS以后，输入ssh一下命令
[root@usa110~]# wget http://licess.googlecode.com/files/unixbench-4.1.0-wht.tar.gz
[root@usa110 ~]# tar xzf unixbench-4.1.0-wht.tar.gz
[root@usa110 ~]# ls
unixbench-4.1.0-wht-2 unixbench-4.1.0-wht.tar.gz
[root@usa110~]# cd unixbench-4.1.0-wht-2/
[root@usa110 unixbench-4.1.0-wht-2]# make
[root@usa110unixbench-4.1.0-wht-2]# ./Run
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以下下是运行后显示的内容：
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BYTE UNIX Benchmarks (Version 4.1-wht.2)
System — Linux noc.lnmp.org 2.6.18-92.1.13.el5.028stab059.6 #1 SMP Fri Nov 14 16:01:01 MSK 2008 i686 i686 i386 GNU/Linux
simfs 5120000 1581972 3538028 31% /
Start Benchmark Run: Wed Feb 4 05:11:25 PST 2009
05:11:25 up 20 days, 21:26, 1 user, load average: 0.00, 0.00, 0.00
End Benchmark Run: Wed Feb 4 05:21:40 PST 2009
05:21:40 up 20 days, 21:37, 1 user, load average: 15.46, 6.32, 2.72
INDEX VALUES
TEST BASELINE RESULT INDEX
Dhrystone 2 using register variables 376783.7 23797779.3 631.6
Double-Precision Whetstone 83.1 1407.7 169.4
Execl Throughput 188.3 10095.2 536.1
File Copy 1024 bufsize 2000 maxblocks 2672.0 204163.0 764.1
File Copy 256 bufsize 500 maxblocks 1077.0 74664.0 693.3
File Read 4096 bufsize 8000 maxblocks 15382.0 1629641.0 1059.4
Pipe Throughput 111814.6 3058960.1 273.6
Pipe-based Context Switching 15448.6 887966.3 574.8
Process Creation 569.3 26803.0 470.8
Shell Scripts (8 concurrent) 44.8 2503.6 558.8
System Call Overhead 114433.5 2409758.4 210.6
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FINAL SCORE 975.4
如果是fsckvps最便宜的那款512m的，大约分数是400-500，看你是用什么样的操作系统。可以看书fsckvps的性价比很高，国内访问速度很快，一个月才10美金，可以使用paypal付款。下面是他们的链接