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• 查看当前Linux系统

  • lsb_release -a

  • 正常情况下可看见

    Distributor ID: Debian 此处Debian可以为其他系统

    • 运行此命令出现 -bash: lsb_release: command not found 时

       Debian:apt-get -y install wget Ubuntu:apt-get -y install wget Centos:yum -y install wget

• 查看VPS虚拟化技术

  • 安装virt-what

    Debian:apt -y install virt-whatUbuntu:apt -y install virt-whatCentos:yum -y install virt-what

    • 输入virt-what等待输出 输出内容通常为:kvm/openvz/xen/Hyper-v/... 代表意义请自行Google / Baidu / Bing

• 简单查看内存(包含Mem 与 Swap)

  free -h

  • 等待输出 通常为以下格式

              total(总量)  used(已占用)free(空闲)  shared  buff/cache   available

  Mem:             1G         0M          1G          0K         0M          0MSwap:            2G         0M          2G

• 简单查看硬盘

  df -h

  • 等待输出

    • 硬盘与实际大小不符时可运行(参考:https://mengniuge.com/vps-resize2fs.html)

      resize2fs /dev/vda1   /dev/vda1替换为你要修正的硬盘

• 简单查看磁盘分区

  fdisk -l

  • 等待输出

• 简单查看CPU

  lscpu

  • 等待输出

• 一键添加swap脚本 (from:https://www.moerats.com/archives/722/)

   wget https://raw.githubusercontent.com/ECIAP/Linux-novice-one-click-script-summary/master/swap.sh && bash swap.sh

  • 运行此脚本出现 -bash: wget: command not found时

     Debian:apt-get -y install wget Ubuntu:apt-get -y install wget Centos:yum -y install wget

• bbr 原版/魔改/plus+锐速 四合一脚本 (from:https://github.com/chiakge/Linux-NetSpeed)

    wget -N --no-check-certificate "https://raw.githubusercontent.com/chiakge/Linux-NetSpeed/master/tcp.sh"  chmod +x tcp.sh ./tcp.sh

  • 如果运行此脚本出现证书错误时

    Debian:   apt-get -y install ca-certificatesUbuntu:   apt-get -y install ca-certificatesCentos:   yum -y install ca-certificates