Top 100 Linux commands pdf

100 Linux Commands frequently used by Linux Sysadmins

There are properly over a hundred Unix instructions shared via way of means of the Linux kernel and different Unix-like running systems. If you're inquisitive about the instructions regularly utilized by Linux sysadmins and energy users, you’ve come to the place. Recently, I posted a 5-element collection overlaying instructions frequently utilized by Linux sysadmins.

Top 100 Linux Command pdf
Below I’ve indexed the a hundred instructions included and hyperlinks to every of the 5 posts on this collection. Some of the instructions indexed consist of hyperlinks to associated articles. There also are hundreds of instructions to be had if we consist of downloadable software program and scripts, which include byte (pictured below). However, for this text’s purpose, we are able to cowl in general Unix instructions used on Linux via way of means of sysadmins and energy users. If you discover this web page beneficial, permit me recognize if you’d want to see comparable posts with inside the future.

100 Essential Linux Commands for Every User

Normal Linux person is aware of nearly all of the primary Linux daily use instructions to carry out primary venture which include putting in any application, copying documents from one listing to another, etc. But in this text I’m going to listing a hundred vital Linux instructions which may be beneficial for each Linux person proper from the noobs to the expert Linux builders and gadget administrators. So earlier than losing any time permit’s get began out with this big listing of vital Linux instructions.

Top 100 Linux commands pdf

Linux Commands frequently used by Linux Sysadmins – Part 1:

1. ip – from Iproute2, a collection of utilities for controlling TCP/IP networking and traffic control in Linux.
2. ls – list directory contents.
3. df – display disk space usage.
4. du – estimate file space usage.
5. free – display memory usage.
6. scp – securely Copy Files Using SCP, with examples.
7. find – locates files based on some user-specified criteria.
8. ncdu – a disk utility for Unix systems.
9. pstree – display a tree of processes.
10. last – show a listing of last logged-in users.
11. w – show a list of currently logged-in user sessions.
12. grep – Search a file for a pattern of characters, then display all matching lines.

Linux Commands frequently used by Linux Sysadmins – Part 2:

13. uptime – shows system uptime and load average. 14. top – shows an overall system view. 15. vmstat – shows system memory, processes, interrupts, paging, block I/O, and CPU info. 16. htop – interactive process viewer and manager. 17. dstat – view processes, memory, paging, I/O, CPU, etc., in real-time. All-in-one for vmstat, iostat, netstat, and ifstat. 18. iftop – network traffic viewer. 19. nethogs – network traffic analyzer. 20. iotop – interactive I/O viewer. Get an overview of storage r/w activity. 21. iostat – for storage I/O statistics. 22. netstat – for network statistics. 23. ss – utility to investigate sockets. 24. atop – For Linux server performance analysis. 25. Glances and nmon – htop and top Alternatives: 26. ssh – secure command-line access to remote Linux systems. 27. sudo – execute commands with administrative privilege. 28. cd – directory navigation. 29. pwd – shows your current directory location. 30. cp – copying files and folders. 31. mv – moving files and folders. 32. rm – removing files and folders. 33. mkdir – create or make new directories. 34. touch – used to update the access date and modification date of a computer file or directory. 35. man – for reading system reference manuals. 36. apropos – Search man page names and descriptions.

Linux Commands frequently used by Linux Sysadmins – Part 3:

37. rsync – remote file transfers and syncing. 38. tar – an archiving utility. 39. gzip – file compression and decompression. 40. b2zip – similar to gzip. It uses a different compression algorithm. 41. zip – for packaging and compressing (to archive) files. 42. locate – search files in Linux. 43. ps – information about the currently running processes. 44. Making use of Bash scripts. Example: ./ 45. cron – set up scheduled tasks to run. 46. nmcli – network management. 47. ping – send ICMP ECHO_REQUEST to network hosts. 48. traceroute – check the route packets take to a specified host. 49. mtr – network diagnostic tool. 50. nslookup – query Internet name servers (NS) interactively. 51. host – perform DNS lookups in Linux. 52. dig – DNS lookup utility.

Linux Commands frequently used by Linux Sysadmins – Part 4:

53. wget – retrieve files over HTTP, HTTPS, FTP, and FTPS. 54. curl – transferring data using various network protocols. (supports more protocols than wget) 55. dd – convert and copy files. 56. fdisk – manipulate the disk partition table. 57. parted – for creating and manipulating partition tables. 58. blkid – command-line utility to locate/print block device attributes. 59. mkfs – build a Linux file system. 60. fsck – tool for checking the consistency of a file system. 61. whois – client for the whois directory service. 62. nc – command-line networking utility. (Also, see 60 Linux Networking commands and scripts.) 63. umask – set file mode creation mask. 64. chmod – change the access permissions of file system objects. 65. chown – change file owner and group. 66. chroot – run command or interactive shell with a special root directory. 67. useradd – create a new user or update default new user information. 68. userdel – used to delete a user account and all related files. 69. usermod – used to modify or change any attributes of an existing user account.

Linux Commands frequently used by Linux Sysadmins – Part 5:

70. vi – text editor. 71. cat – display file contents. 72. tac – output file contents, in reverse. 73. more – display file contents one screen/page at a time. 74. less – similar to the more command with additional features. 75. tail – used to display the tail end of a text file or piped data. 76. dmesg – prints the message buffer of the kernel ring. 77. journalctl – query the systemd journal. 78. kill – terminate a process. 79. killall – Sends a kill signal to all instances of a process by name. 80. sleep – suspends program execution for a specified time. 81. wait – Suspend script execution until all jobs running in the background have been terminated. 82. nohup – Run Commands in the Background. 83. screen – hold a session open on a remote server. (also a full-screen window manager) 84. tmux – a terminal multiplexer. 85. passwd – change a user’s password. 86. chpassword – 87. mount / umount – provides access to an entire filesystem in one directory. 88. systemctl – Managing Services (Daemons). 89. clear – clears the screen of the terminal. 90. env -Run a command in a modified environment.

Misc commands:

91. cheat – allows you to create and view interactive cheatsheets on the command-line.” 92. tldr – Collaborative cheatsheets for console commands. 93. bashtop – the ‘cool’ top alternative. 94. bpytop – Python port of bashtop. 95. btop – C++ version and continuation of bashtop and bpytop. 96. nload – a super simple, command-line network interface monitoring tool.

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