【Memcached】CentOS上安装memcached
安装libevent1）从 https://github.com/downloads/libevent/libevent/libevent-2.0.21-stable.tar.gz 下载源码安装包；
2）解压缩：
# tar -xzvf libevent-2.0.21-stable.tar.gz 3）编译安装
# cd libevent-2.0.21-stable
# ./configure --prefix=/usr/local/libevent-2.0 & make & make install 3）建立软连接
# ln -s /usr/local/libevent-2.0/lib/libevent-2.0.so.5 /usr/lib/libevent-2.0.so.5
# ls /usr/lib/libevent-2*
/usr/lib/libevent-2.0.so.5
安装memcached
1)从http://www.memcached.org/files/memcached-1.4.20.tar.gz下载源码安装包
2）解压缩
# tar -xzvf memcached-1.4.20.tar.gz 3）编译安装
# cd memcached-1.4.20
# ./configure & make & make install 4）运行
# /usr/local/bin/memcached -p 11211 -m 32m -vv
can't run as root without the -u switch
# su hxb
$/usr/local/bin/memcached -p 11211 -m 32m -vv
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