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准备
Tomcat版本:8.5.32 安装版
下载地址:https://tomcat.apache.org/download-80.cgi
jdk版本:1.8
安装
注意:tomcat8.5以后的版本,这样配置是无法进入管理页面的,客户端进入tomcat首页点击manager想进行项目管理发现没有登录提示,直接跳转403或401权限错误。我们需要修改相应的配置文件方可访问。
修改:/webapps/magager/META-INF/context.xml
原文为:
<Context antiResourceLocking="false" privileged="true" >
<Valve className="org.apache.catalina.valves.RemoteAddrValve"
allow="127\.\d+\.\d+\.\d+|::1|0:0:0:0:0:0:0:1" />
<Manager sessionAttributeValueClassNameFilter="java\.lang\.(?:Boolean|Integer|Long|Number|String)|org\.apache\.catalina\.filters\.CsrfPreventionFilter\$LruCache(?:\$1)?|java\.util\.(?:Linked)?HashMap"/>
</Context>
修改为:
<Context antiResourceLocking="false" privileged="true" >
<Valve className="org.apache.catalina.valves.RemoteAddrValve"
allow="^.*$" />
<Manager sessionAttributeValueClassNameFilter="java\.lang\.(?:Boolean|Integer|Long|Number|String)|org\.apache\.catalina\.filters\.CsrfPreventionFilter\$LruCache(?:\$1)?|java\.util\.(?:Linked)?HashMap"/>
</Context>
Tomcat并发调优处理:
修改server.xml
<Executor name="tomcatThreadPool"
namePrefix="HTTP-8115-exec-"
prestartminSpareThreads="true"
maxThreads="5000"
minSpareThreads="20"
maxSpareThreads="50"
maxIdleTime="1000"/>
<Connector executor="tomcatThreadPool"
port="8115" protocol="org.apache.coyote.http11.Http11NioProtocol"
URIEncoding="UTF-8"
connectionTimeout="30000"
enableLookups="false"
disableUploadTimeout="false"
connectionUploadTimeout="150000"
acceptCount="300"
keepAliveTimeout="120000"
maxKeepAliveRequests="1"
compression="on"
compressionMinSize="2048"
compressableMimeType="text/html,text/xml,text/javascript,text/css,text/plain,image/gif,image/jpg,image/png"
redirectPort="8443" />
增加全局错误页面处理
准备一个错误处理页面404.html和500.html(内容自定义)
把error.html放到\webapps\ROOT目录下
修改web.xml增加下图代码
<error-page>
<exception-type>java.lang.Exception</exception-type>
<location>/500.html</location>
</error-page>
<error-page>
<error-code>404</error-code>
<location>/404.html</location>
</error-page>
<error-page>
<error-code>500</error-code>
<location>/500.html</location>
</error-page>
增加tomcat启动内存
XX:PermSize=512M
-XX:MaxPermSize=1024M