Debian下Tomcat如何进行高效调优,有哪些技巧?



一、 周围搭建:Tomcat的入门级安装与配置
先说说确保您的云服务器已安装Java开发工具包。接下来 用以下命令安装Tomcat:
sudo apt install tomcat9
安装完成后Tomcat是不是正常运行。
二、内存优化:Tomcat调优的关键一步
内存优化是Tomcat调优的关键步骤之一。
- 增巨大熵池:通过以下命令来增巨大熵池的巨大细小。
sudo apt update
sudo apt upgrade
修改Tomcat的启动参数文件, 比方说 tomcat/bin/catalina.sh
,并添加以下内容:
JAVA_OPTS="$JAVA_OPTS -server -Xms512M -Xmx1024M -XX:NewSize=256M -XX:MaxNewSize=512M -XX:PermSize=128M -XX:MaxPermSize=256M -XX:+UseG1GC -XX:+UseParallelGC"
三、并发优化:搞优良Tomcat的并发处理能力
并发优化是提升Tomcat性能的关键。
- 设置最巨大线程数:在Tomcat的配置文件中设置最巨大线程数, 比方说:
Executor name="tomcat"ThreadPool namePrefix="catalina-exec- ."
四、缓存优化:加迅速Tomcat的响应速度
缓存优化能显著搞优良Tomcat的响应速度。
- 用Apache HTTP Server作为代理服务器:通过配置Apache HTTP Server作为代理服务器,能实现缓存和负载均衡,
ProxyPass / http://your_server_ip:8080/
ProxyPassReverse / http://your_server_ip:8080/
JAVA_OPTS="-server -XX:+UseParallelGC -XX:+UseStringDeduplication -XX:+UseTLAB -XX:+UseNUMA -XX:+UseLargePages -XX:+UseParallelOldGC -XX:+DisableExplicitGC -XX:+AlwaysPreTouch -XX:+UseStringDeduplication -XX:+UseStringDeduplicationForInterning -XX:+UseStringDeduplicationForNewStrings -XX:+UseStringDeduplicationForOldStrings -XX:+UseStringDeduplicationForCharArrayString -XX:+UseStringDeduplicationForStringBuilder -XX:+UseStringDeduplicationForStringBuffer -XX:+UseStringDeduplicationForStringConcatenation -XX:+UseStringDeduplicationForStringReplace -XX:+UseStringDeduplicationForStringTrim -XX:+UseStringDeduplicationForStringValueOf -XX:+UseStringDeduplicationForStringReplace -XX:+UseStringDeduplicationForStringReplace -XX:+UseStringDeduplicationForStringReplace -XX:+UseStringDeduplicationForStringReplace -XX:+UseStringDeduplicationForStringReplace -XX:+UseStringDeduplicationForStringReplace -XX:+UseStringDeduplicationForStringReplace -XX:+UseStringDeduplicationForStringReplace 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