共 17 节,按顺序
- 120 分钟
Shell 与初识命令
TerminalShellPromptFirst commandsMan pages - 225 分钟
文件系统与导航
Filesystem treeLsCdHidden filesAbsolute vs relative paths - 330 分钟
文件与权限
TouchCatCpMvRmMkdir+4 - 430 分钟
文本工具:grep、sed、awk
GrepSedAwkHeadTailWc+2 - 525 分钟
管道(Pipes)与重定向
PipesStdoutStderrStdinRedirectionTee - 630 分钟
进程与信号
PsTopHtopKillSignalsForeground+3 - 725 分钟
用户和组
WhoamiIdSudo/etc/passwdUseraddAdduser+2 - 825 分钟
包管理
AptDpkgApt searchApt showDnfPacman - 930 分钟
网络基础
Ip aIp routePortsSsCurlWget+4 - 1035 分钟
Shell 脚本编程
ShebangVariablesIfForWhileCommand substitution+2 - 1135 分钟
systemd 服务
SystemctlUnit filesEnableStartStopStatus+1 - 1230 分钟
SSH 与远程访问
SshSsh-keygenAuthorized_keysSsh-copy-idScpSsh config - 1325 分钟
日志与记录
/var/logSyslogJournaldJournalctlLog rotation - 1430 分钟
磁盘与存储
DfDuLsblkPartitionsFilesystemsMount+2 - 1525 分钟
Cron 与定时任务
CrontabCron fields@daily@reboot/etc/cron.dailySystemd timers - 1630 分钟
性能与监控
UptimeLoad averageFreeVmstatIostatHtop+1 - 1760 分钟
顶点项目:服务器配置
Sudo userSsh keysNginxSystemd timerBackupsJournalctl
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