配置linux自启java程序

1、切换root用户，并进入自启配置目录

sudo su -
cd /etc/systemd/system

2、编写启动文件

例如：class-server.service

vi class-server.service

脚本内容

[Unit]
Description=ClassServer Java Application
After=network.target

[Service]
User=root
WorkingDirectory=/home/jow/ClassServer
ExecStart=/usr/java/jdk1.8.0_152/bin/java -server -Xms256m -Xmx1024m -Xmn96m -XX:MaxDirectMemorySize=128m -jar /home/jow/ClassServer/ClassServer.jar
SuccessExitStatus=143
Restart=on-failure
RestartSec=10
StandardOutput=file:/home/jow/ClassServer/nohup.out
StandardError=inherit

[Install]
WantedBy=multi-user.target

3、重新加载配置管理器

systemctl daemon-reload

4、启动自启脚本

systemctl enable class-server.service

5、启动脚本

systemctl start class-server.service

6、查看状态

systemctl status class-server.service

7、故障排查

journalctl -u class-server.service -xe