Tomcat版本升级

• 备份旧lib文件

[root@localhost ~]# cp  -rp /root/apache-tomcat-8.5.56 /root/apache-tomcat-8.5.56_20201231
[root@localhost ~]# mv /root/apache-tomcat-8.5.56/lib /root/apache-tomcat-8.5.56/lib_apache-tomcat-8.5.56_20201231

• 安装新版本Tomcat

[root@localhost ~]# tar -zxvf apache-tomcat-8.5.61.tar.gz
[root@localhost apache-tomcat-8.5.56]# cp -r apache-tomcat-8.5.61/lib /root/apache-tomcat-8.5.56/

• 启动服务

[root@localhost ~]# /root/apache-tomcat-8.5.56/bin/startup.sh
[root@localhost ~]# /root/apache-tomcat-8.5.56/bin/version.sh

• 备份旧版本lib文件和bin文件

[root@localhost ~]# cp  -rp /root/apache-tomcat-8.0.36 /root/apache-tomcat-8.0.36_20201231
[root@localhost ~]# cp -rp /root/apache-tomcat-8.0.36/lib /root/apache-tomcat-8.0.36/lib_apache-tomcat-8.0.36_20201231 
[root@localhost ~]# cp -rp /root/apache-tomcat-8.0.36/bin /root/apache-tomcat-8.0.36/bin_apache-tomcat-8.0.36_20201231

• 安装新版Tomcat

[root@localhost ~]# cp -rp /root/apache-tomcat-8.5.61/bin /root/apache-tomcat-8.0.36/
[root@localhost ~]# cp -rp /root/apache-tomcat-8.5.61/lib /root/apache-tomcat-8.0.36/

• 启动服务

[root@localhost ~]# /root/apache-tomcat-8.0.36/bin/startup.sh
[root@localhost ~]# /root/apache-tomcat-8.0.36/bin/version.sh