Answers:
安装apr-util(需要运行ab):
yum install apr-util
安装yum-utils:
yum install yum-utils
下载httpd的摘要ab:
mkdir ~/httpd
cd ~/httpd
yumdownloader httpd
rpm2cpio httpd-2.2.3-43.el5.centos.3.i386.rpm | cpio -idmv
mv usr/bin/ab /usr/bin/ab
cd ~
rm -rf ~/httpd
运行ab:
ab http://google.ru/
This is ApacheBench, Version 2.0.40-dev <$Revision: 1.146 $> apache-2.0
pacman -S apr-util
这应该对您有帮助。这取决于Apache Portable Runtime库和APR-util库
http://code.google.com/p/apachebench-standalone/wiki/HowToBuild