tomcat配置(提高运行效率)
在%CATALINA_HOME%/conf/web.xml中有(以tomcat5.0.28为例):1<servlet>
2 <servlet-name>jsp</servlet-name>
3 <servlet-class>org.apache.jasper.servlet.JspServlet</servlet-class>
4 <init-param>
5 <param-name>fork</param-name>
6 <param-value>false</param-value>
7 </init-param>
8 <init-param>
9 <param-name>xpoweredBy</param-name>
10 <param-value>false</param-value>
11 </init-param>
12 <load-on-startup>3</load-on-startup>
13 </servlet>
在该段代码中增加:
1<servlet>
2 <servlet-name>jsp</servlet-name>
3 <servlet-class>org.apache.jasper.servlet.JspServlet</servlet-class>
4 <init-param>
5 <param-name>fork</param-name>
6 <param-value>false</param-value>
7 </init-param>
8 <init-param>
9 <param-name>xpoweredBy</param-name>
10 <param-value>false</param-value>
11 </init-param>
12 <!--增加的初始化参数-->
13 <init-param>
14 <param-name>development</param-name>
15 <param-value>false</param-value>
16 </init-param>
17 <load-on-startup>3</load-on-startup>
18 </servlet>
development参数的说明:
development Is Jasper used in development mode (will check for JSP modification on every access)?
该参数默认值为true,即tomcat会对jsp页面的每次访问都检测它是否发生了修改;将该参数设置为false后,也就是说tomcat不以开发模式运行,即不再检测jsp是否发生了修改,这样能提高运行效率。
如果系统运行后,偶尔对某个jsp页面进行了修改,只要删除该jsp页面在%CATALINA_HOME%/work目录中对应的servlet源文件和class文件,再访问该jsp页面后,tomcat(jsp引擎)就会重新编译该jsp文件。
想飞的鱼 2007-01-15 15:50 发表评论
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