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采用mod_gzip加速Zope和Apache_PHP

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Release: 2016-06-01 12:35:07
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ApachegzipZope

由 徐永久 发表于 2002年03月02日 02:03。 



我们知道 mod_gzip 是用来在服务器端把客户请求的内容压缩后发送给客户端的一个 Apache 模块。本站的 Zope 通过 FastCGI 来实现和 Apache 的结合
Apache 是解析 HTML 页面的服务程序。安装好 mod_gzip 后就即能压缩普通静态页面也能压缩 Zope 文档。





一、安装



http
://www.hyperspacecommunications.com/products/mod_gzip.html

页面上有 mod_gzip 的二进制码版本和源码下载。如果你使用前者的话
直接把文件拷贝到 Apache Home 的 libexec 目录下就可以了。下载 mod_gzip.c 后如果你的 Apache 用 DSO 模式安装的话用下面简单的命令就可以安装了



# /www/bin/apxs -i -a -c mod_gzip.c





二、配置



安装完毕以后把下列配置加入httpd
.conf



# mod_gzip 配置

LoadModule gzip_module libexec
/mod_gzip.so

AddModule mod_gzip
.c



mod_gzip_on Yes

mod_gzip_minimum_file_size 1002

mod_gzip_maximum_file_size 0

mod_gzip_maximum_inmem_size 60000

mod_gzip_item_include mime
"application/x-httpd-php"

mod_gzip_item_include mime "text/*"

# 压缩 Zope 的内容

mod_gzip_item_include file "[^.]*$"

mod_gzip_item_include mime
"httpd/unix-directory"

mod_gzip_dechunk Yes

mod_gzip_temp_dir
"/tmp"

mod_gzip_keep_workfiles No

mod_gzip_item_include file
"\.php$"

mod_gzip_item_include file "\.txt$"

mod_gzip_item_include file "\.html$"

mod_gzip_item_exclude file "\.css$"

mod_gzip_item_exclude file "\.js$"





并添加下面的行



LogFormat "%h %l %u %t \"%r\" %>s %b \"%{Referer}i\" \"%{User-Agent}i\" mod_gzip: %{mod_gzip_compression_ratio}npct." mod_gzip



把对应虚拟主机配置中的日志文件参数修改为 mod_gzip



三、压缩效果

这样
我们得到类似以下的日志文件

61.169.41.13 - - [02/Mar/2002:01:24:29 -0500] "GET /pipermail/freelamp/2002-March/000026.html HTTP/1.1" 200 72848 "http://www.freelamp.com/pipermail/freelamp/2002-March/subject.html" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0; Q312461; NetCaptor 6.5.0)" mod_gzip: 54pct.

61.169.41.13 - - [02/Mar/2002:01:24:52 -0500] "GET /new/publish/1003233602/index_html HTTP/1.1" 200 4304 "http://www.freelamp.com/new/publish/search?subject=Zope&op=articles" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0; Q312461; NetCaptor 6.5.0)" mod_gzip: 65pct.

61.169.41.13 - - [02/Mar/2002:01:24:53 -0500] "GET /new/publish/global_css HTTP/1.1" 200 629 "http://www.freelamp.com/new/publish/1003233602/index_html" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0; Q312461; NetCaptor 6.5.0)" mod_gzip: 73pct.

61.169.41.13 - - [02/Mar/2002:01:24:54 -0500] "GET /new/publish/Images/sitetitle_img HTTP/1.1" 304 0 "http://www.freelamp.com/new/publish/1003233602/index_html" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0; Q312461; NetCaptor 6.5.0)" mod_gzip: 0pct.

61.169.41.13 - - [02/Mar/2002:01:26:21 -0500] "GET /new/publish/index_html HTTP/1.1" 200 7317 "http://www.freelamp.com/new/publish/1003233602/index_html" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0; Q312461; NetCaptor 6.5.0)" mod_gzip: 80pct.

61.169.41.13 - - [02/Mar/2002:01:26:22 -0500] "GET /new/publish/global_css HTTP/1.1" 200 629 "http://www.freelamp.com/new/publish/index_html" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0; Q312461; NetCaptor 6.5.0)" mod_gzip: 73pct.

61.169.41.13 - - [02/Mar/2002:01:26:24 -0500] "GET /new/publish/TopicImages/Tutorial HTTP/1.1" 304 0 "http://www.freelamp.com/new/publish/index_html" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0; Q312461; NetCaptor 6.5.0)" mod_gzip: 0pct.

61.169.41.13 - - [02/Mar/2002:01:26:24 -0500] "GET /new/publish/LinkImages/jsp001_img HTTP/1.1" 304 0 "http://www.freelamp.com/new/publish/index_html" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0; Q312461; NetCaptor 6.5.0)" mod_gzip: 0pct.



我们看到 mod_gzip 已经对 .html 和那些没有点的文件作了压缩压缩率达到了 70-80%。但是mod_gzip 对图片文件不作压缩。



四、总结

结合
mod_gzip 和缓冲工具等我们完全可以使一台配置较低的 PC 有足够的能力处理各种 HTML/CGI 等? />
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