1、 Linux 下 yum 安裝jdkjava
1.1 查看可安裝的jdk版本apache
yum -y list java*
1.2 安裝 jdkcentos
yum install -y java-1.8.0-openjdk-devel.x86_64
1.3 檢查tomcat
[root@VM-0-7-centos apache-tomcat-7.0.106]# java -version openjdk version "1.8.0_272" OpenJDK Runtime Environment (build 1.8.0_272-b10) OpenJDK 64-Bit Server VM (build 25.272-b10, mixed mode)
1.4 查看jdk目錄jvm
/usr/lib/jvmui
[root@VM-0-7-centos apache-tomcat-7.0.106]# cd /usr/lib/jvm [root@VM-0-7-centos jvm]# ll total 4 drwxr-xr-x 3 root root 4096 Nov 16 21:57 java-1.8.0-openjdk-1.8.0.272.b10-1.el7_9.x86_64 lrwxrwxrwx 1 root root 21 Nov 16 21:57 jre -> /etc/alternatives/jre lrwxrwxrwx 1 root root 27 Nov 16 21:57 jre-1.8.0 -> /etc/alternatives/jre_1.8.0 lrwxrwxrwx 1 root root 35 Nov 16 21:57 jre-1.8.0-openjdk -> /etc/alternatives/jre_1.8.0_openjdk lrwxrwxrwx 1 root root 51 Nov 16 21:57 jre-1.8.0-openjdk-1.8.0.272.b10-1.el7_9.x86_64 -> java-1.8.0-openjdk-1.8.0.272.b10-1.el7_9.x86_64/jre lrwxrwxrwx 1 root root 29 Nov 16 21:57 jre-openjdk -> /etc/alternatives/jre_openjdk
2、安裝tomcatcode
1. 上傳 apache-tomcat-7.0.106.tar.gz 至 /usr/local/tomcatit
2. 解壓 io
tar -xzvf apache-tomcat-7.0.106.tar.gz
3. 進入 解壓後的 文件夾 bin 目錄中class
./startup.sh 啓動 ./shutdown.sh 關閉 ./version.sh 查看版本