Pm2

Install

npm install pm2@latest -g
# or
yarn global add pm2

Manage App

pm2 restart app_name/id
pm2 reload app_name/id
pm2 stop app_name/id
pm2 delete app_name/id

# List
pm2 ls/list/status
pm2 list --sort [name|id|pid|memory|cpu|status|uptime][:asc|desc]

配置文件

module.exports = {
    apps : [
        {
            name : 'yers',
            description : 'yer server',
            script : 'src/index.js',
            cwd : './projects/yer/service/',
            watch : false,
            error_file : './logs/err.log',
            out_file : './logs/out.log',
            args : '--port=8888',
            max_memory_restart : '500M',
            log_date_format : 'YYYY-MM-DD HH:mm Z'
        }
    ]
};

pm2 ecosystem

pm2 start ecosystem.config.js --only api-app

logs

查看

pm2 logs
pm2 logs app_name/id
pm2 logs --lines 200

# 清空日志
pm2 flush
pm2 flush app_name/id

日志大小限制

pm2 install pm2-logrotate

设置启动脚本

pm2 startup

pm2 save

# 手动恢复进程
pm2 resurrect

仪表盘

pm2 monit

Update

sudo npm install pm2@latest -g
pm2 update

Node版本升级之后更新启动脚本

pm2 unstartup
pm2 startup

Other

重置重启次数

pm2 reset all

pm2 作为静态服务器

module.exports = {
  script: "serve",
  env: {
    PM2_SERVE_PATH: '.',
    PM2_SERVE_PORT: 8080,
    PM2_SERVE_SPA: 'true',
    PM2_SERVE_HOMEPAGE: './index.html'
  }
}

显示主机信息

pm2 set pm2:sysmonit true

常见问题

修改node_module指向

export PATH=$HOME/frontend/sources/node-v16.14.2-linux-x64/bin:$PATH:$HOME/.local/bin:$HOME/bin