执行 java -version 发现有jdk
执行 rpm -qa |grep -i jdk 命令查询已经安装的包, 发现有jdk
需要安装openjdk-devel包
执行:
yum list *openjdk-devel* yum install java-1.8.0-openjdk-devel.x86_64
执行 which jps 命令,发现已经有了,
最后执行 jsp 命令发现已经好使了
[root@zjj101 logs]# java -version openjdk version "1.8.0_302" OpenJDK Runtime Environment (build 1.8.0_302-b08) OpenJDK 64-Bit Server VM (build 25.302-b08, mixed mode) [root@zjj101 logs]# rpm -qa |grep -i jdk java-1.8.0-openjdk-headless-1.8.0.302.b08-0.el7_9.x86_64 java-1.8.0-openjdk-1.8.0.302.b08-0.el7_9.x86_64 copy-jdk-configs-3.3-10.el7_5.noarch [root@zjj101 logs]# yum list *openjdk-devel* 已加载插件：fastestmirror Loading mirror speeds from cached hostfile * base: mirrors.neusoft.edu.cn * extras: mirrors.neusoft.edu.cn * updates: mirrors.ustc.edu.cn 可安装的软件包 java-1.6.0-openjdk-devel.x86_64 1:1.6.0.41-1.13.13.1.el7_3 base java-1.7.0-openjdk-devel.x86_64 1:1.7.0.261-2.6.22.2.el7_8 base java-1.8.0-openjdk-devel.i686 1:1.8.0.302.b08-0.el7_9 updates java-1.8.0-openjdk-devel.x86_64 1:1.8.0.302.b08-0.el7_9 updates java-11-openjdk-devel.i686 1:11.0.12.0.7-0.el7_9 updates java-11-openjdk-devel.x86_64 1:11.0.12.0.7-0.el7_9 updates [root@zjj101 logs]# yum install java-1.8.0-openjdk-devel.x86_64 已加载插件：fastestmirror Loading mirror speeds from cached hostfile * base: mirrors.neusoft.edu.cn * extras: mirrors.neusoft.edu.cn * updates: mirrors.ustc.edu.cn base | 3.6 kB 00:00 docker-ce-stable | 3.5 kB 00:00 extras | 2.9 kB 00:00 mysql-connectors-community | 2.6 kB 00:00 mysql-tools-community | 2.6 kB 00:00 mysql57-community | 2.6 kB 00:00 updates | 2.9 kB 00:00 正在解决依赖关系 --> 正在检查事务 ---> 软件包 java-1.8.0-openjdk-devel.x86_64.1.1.8.0.302.b08-0.el7_9 将被 安装 --> 解决依赖关系完成 依赖关系解决 ============================================================================ Package 架构 版本 源 大小 ============================================================================ 正在安装: java-1.8.0-openjdk-devel x86_64 1:1.8.0.302.b08-0.el7_9 updates 9.8 M 事务概要 ============================================================================ 安装 1 软件包 总下载量：9.8 M 安装大小：40 M Is this ok [y/d/N]: y Downloading packages: java-1.8.0-openjdk-devel-1.8.0.302.b08-0.el7_9.x86_64. | 9.8 MB 00:06 Running transaction check Running transaction test Transaction test succeeded Running transaction 正在安装 : 1:java-1.8.0-openjdk-devel-1.8.0.302.b08-0.el7_9.x86_ 1/1 验证中 : 1:java-1.8.0-openjdk-devel-1.8.0.302.b08-0.el7_9.x86_ 1/1 已安装: java-1.8.0-openjdk-devel.x86_64 1:1.8.0.302.b08-0.el7_9 完毕！ [root@zjj101 logs]# which jps /usr/bin/jps [root@zjj101 logs]# jps 11271 Bootstrap 13035 Jps [root@zjj101 logs]#
