Linux安装配置Tomcat保姆级教程:从部署到性能调优

# Debian/Ubuntuapt update && apt install openjdk-17-jdk -y# 验证java -version

wget https://dlcdn.apache.org/tomcat/tomcat-11/v11.0.21/bin/apache-tomcat-11.0.21.tar.gztar -zxvf apache-tomcat-11.0.21.tar.gzmv apache-tomcat-11.0.21 /usr/local/tomcat

# 先加执行权限chmod +x ./*.sh# 启动./startup.sh# 停止./shutdown.sh

curl http://localhost:8080

tomcat-test/├─ index.jsp└─ WEB-INF/   └─ web.xml

<%@ page contentType="text/html;charset=UTF-8" language="java" %><html><head>    <title>Tomcat 测试</title></head><body>    <h2>✅ Tomcat 部署成功！</h2>    <p>服务器时间：<%= new java.util.Date() %></p>    <p>JSP 运行正常 | Java Web 环境没问题</p></body></html>

<?xml version="1.0" encoding="UTF-8"?><web-appxmlns="http://xmlns.jcp.org/xml/ns/javaee"         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"         xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee         http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd"         version="4.0">    <display-name>TomcatTestDemo</display-name>    <welcome-file-list>        <welcome-file>index.jsp</welcome-file>    </welcome-file-list></web-app>

./shutdown.sh./startup.sh

curl http://localhost:8080/tomcat-test/

#!/bin/bashJAVA_OPTS="-server"JAVA_OPTS="JAVA_OPTS -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=256m"   # 元空间配置JAVA_OPTS="JAVA_OPTS -Dfile.encoding=UTF-8"   # 解决乱码export JAVA_OPTS

chmod +x ./setenv.sh

<Connector    port="8080"    protocol="org.apache.coyote.http11.Http11Nio2Protocol"    maxThreads="150"    minSpareThreads="30"    maxConnections="8000"    acceptCount="80"    connectionTimeout="20000"    keepAliveTimeout="15000"    compression="on"    compressionMinSize="1024"    compressableMimeType="text/html,text/css,application/javascript,application/json"    redirectPort="8443"/>

<init-param>    <param-name>cached</param-name>    <param-value>true</param-value></init-param><init-param>    <param-name>cacheMaxSize</param-name>    <param-value>10240</param-value></init-param>

<rolerolename="manager-gui"/><rolerolename="manager-status"/><userusername="admin"password="123456"roles="manager-gui,manager-status"/>    #管理员账号admin，密码123456

<ContextantiResourceLocking="false"privileged="true"ignoreAnnotations="true">  <CookieProcessorclassName="org.apache.tomcat.util.http.Rfc6265CookieProcessor"                   sameSiteCookies="strict" />  <!-- 允许所有IP访问 -->  <ValveclassName="org.apache.catalina.valves.RemoteAddrValve"         allow=".*" />  <ManagersessionAttributeValueClassNameFilter="java\.lang\.(?:Boolean|Integer|Long|Number|String)|org\.apache\.catalina\.filters\.CsrfPreventionFilter\1)?|java\.util\.(?:Linked)?HashMap"/></Context>

cp /usr/local/tomcat/apache-tomcat-11.0.21/webapps/manager/META-INF/context.xml /usr/local/tomcat/apache-tomcat-11.0.21/webapps/host-manager/META-INF/context.xml