为PHP添加xcache缓冲加速模块
http://xcache.lighttpd.net/ 最新稳定版本 Ver 1.2.2
首先通过
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wget http://xcache.lighttpd.net/pub/Releases/1.2.2/xcache-1.2.2.tar.gz
获取最新的稳定版 Ver1.2.2 源码包
然后对源码包进行编译安装
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tar -xzvf xcache-1.2.2.tar.gz
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cd xcache-1.2.2/
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/usr/local/php526/bin/phpize
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./configure –with-php-config=/usr/local/php526/bin/php-config –enable-xcache
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make
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make install
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cd ../
对xcache做配置
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cat xcache.ini >> /usr/local/php526/conf/php.ini
或直接编辑 /usr/local/php526/conf/php.ini 添加后面的一些
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[xcache-common]
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zend_extension="/usr/local/php526/lib/php/extensions/no-debug-non-zts-20060613/xcache.so"
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[xcache.admin]
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xcache.admin.user = "xcache"
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; xcache.admin.pass = md5("password")
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xcache.admin.pass = "5f4dcc3b5aa765d61d8327deb882cf99"
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[xcache]
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xcache.cacher = On
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xcache.shm_scheme = "mmap"
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xcache.size = 32M
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; cpu number (cat /proc/cpuinfo |grep -c processor)
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xcache.count = 2
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xcache.slots = 8k
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xcache.ttl = 0
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xcache.gc_interval = 0
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xcache.var_size = 2M
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; cpu number (cat /proc/cpuinfo |grep -c processor)
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xcache.var_count = 2
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xcache.var_slots = 8K
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xcache.var_ttl = 0
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xcache.var_maxttl = 0
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xcache.var_gc_interval = 300
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xcache.readonly_protection = Off
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xcache.mmap_path = "/dev/zero"
验证xcache安装
1. 通过 /usr/local/php526/bin/php -v 查看有如下信息
PHP 5.2.6 (cli) (built: Jul 11 2008 00:02:23)
Copyright (c) 1997-2008 The PHP Group
Zend Engine v2.2.0, Copyright (c) 1998-2008 Zend Technologies
with XCache v1.2.2, Copyright (c) 2005-2006, by mOo
2. 重新启动 phpfastcgi 进程,在网站下面做一个 php 页面包含
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<?php
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echo phpinfo();
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?>
其中在 php credits 前面可以看到 有 eaccelerator 加载的标志。
This program makes use of the Zend Scripting Language Engine:
Zend Engine v2.2.0, Copyright (c) 1998-2008 Zend Technologies
with XCache v1.2.2, Copyright (c) 2005-2006, by mOo
xcache 和 前面文章中介绍安装的 eaccelerator 功效差不多。
网上有人做了这两个缓冲器的对比,php缓冲器:eaccelerator与xcache性能测试对比 显示结果相差不大,可以按照自己的喜好使用其中一个。
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