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IT일반31

Command Line - 네트워킹 $ ping linuxcommand.org PING linuxcommand.org (216.105.38.11) 56(84) bytes of data. 64 bytes from secureprojects.sourceforge.net (216.105.38.11): icmp_seq=1 ttl=49 time=156 ms 64 bytes from secureprojects.sourceforge.net (216.105.38.11): icmp_seq=2 ttl=49 time=157 ms 64 bytes from secureprojects.sourceforge.net (216.105.38.11): icmp_seq=3 ttl=49 time=155 ms 64 bytes from secureprojects.sourcefor.. 2022. 5. 28.
Command Line - 저장 장치 $ cat /etc/fstab # # /etc/fstab # Created by anaconda on Mon Oct 12 19:30:22 2020 # # Accessible filesystems, by reference, are maintained under '/dev/disk' # See man pages fstab(5), findfs(8), mount(8) and/or blkid(8) for more info # UUID=79ec23f4-ea9a-4f2c-a2da-8be4ff4a4f09 / xfs defaults 0 0 /etc/fstab 파일은 부팅 시에 마운트된 장치 목록을 표시한다. $ mount sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relati.. 2022. 5. 27.
Command Line - 패키지 관리 형식 명령어 데비안 apt-get update; apt-cache search search_string 레드햇 yum search search_string 형식 명령어 데비안 apt-get update; apt-get install package_name 레드햇 yum install package_name 형식 명령어 데비안 dpkg --install package_file 레드햇 rpm -i package_file 형식 명령어 데비안 apt-get remove package_name 레드햇 yum erase package_name 형식 명령어 데비안 apt-get update; apt-get upgrade 레드햇 yum update 형식 명령어 데비안 dpkg --install package_file .. 2022. 5. 26.
Command Line - 프롬프트 커스터마이징 [cmd_test@btjeon-naver ~]$ echo $PS1 [\u@\h \W]\$ [cmd_test@btjeon-naver ~]$ ps1_old="$PS1" [cmd_test@btjeon-naver ~]$ echo $ps1_old [\u@\h \W]\$ [cmd_test@btjeon-naver ~]$ PS1="$ps1_pld" PS1= PS1="\$ " $ PS1="\a\$ " $ PS1="\A \h \$ " 06:24 btjeon-naver $ 06:24 btjeon-naver $ 06:24 btjeon-naver $ PS1="\$ " --> 다른 형태의 프롬프트 사용해보기 시퀀스 표시 값 \a ASCII 벨소리. 이 문자가 사용되면 컴퓨터에서 알람 소리가 난다. \d 현재 날짜 (예: Mon .. 2022. 5. 23.
Command Line - 환경 [cmd_test@btjeon-naver ~]$ printenv XDG_SESSION_ID=1 HOSTNAME=btjeon-naver SHELL=/bin/bash TERM=xterm HISTSIZE=500 USER=cmd_test LS_COLORS=rs=0:di=01;34:ln=01;36:mh=00:pi=40;33:so=01;35:do=01;35:bd=40;33;01:cd=40;33;01:or=40;31;01:mi=01;05;37;41:su=37;41:sg=30;43:ca=30;41:tw=30;42:ow=34;42:st=37;44:ex=01;32:*.tar=01;31:*.tgz=01;31:*.arc=01;31:*.arj=01;31:*.taz=01;31:*.lha=01;31:*.lz4=01;31:*.lzh.. 2022. 5. 17.
Command Line - 프로세스 top - 17:07:53 up 21 min, 1 user, load average: 0.00, 0.01, 0.05 Tasks: 94 total, 1 running, 93 sleeping, 0 stopped, 0 zombie %Cpu(s): 0.0 us, 0.3 sy, 0.0 ni, 99.7 id, 0.0 wa, 0.0 hi, 0.0 si, 0.0 st KiB Mem : 1004792 total, 776260 free, 104588 used, 123944 buff/cache KiB Swap: 0 total, 0 free, 0 used. 763400 avail Mem PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 1121 root 20 0 163796 61.. 2022. 5. 14.

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