From the course: Linux Tips
Unlock this course with a free trial
Join today to access over 22,600 courses taught by industry experts.
System basics: Explore a system - Linux Tutorial
From the course: Linux Tips
System basics: Explore a system
- [Instructor] If you're logging in or connecting to a system for the first time, it can be a good idea to look around a little bit, and see what you can find out about it. What distro are you working with? What resources does the system have? Who else is using it? What's it running? We can peek under the hood and find out all of this with a few commands. One of the first things I like to do, is to find out what distro is running with cat / etc/*release. This shows the contents of various files in the etc folder that hold information about the distro and release. The names of these files are different on different distros, so star release gets all of them, whether it's Centos release, Redhat release, or something else. The output will usually be the contents of a few files, so sometimes there's redundant information, but it's a good place to start. In my case here, I can see pretty clearly that I'm running Ubuntu version 16.04, and this information tells me what set of tools I have…
Contents
-
-
-
-
System basics: The Linux file system6m 35s
-
(Locked)
System basics: The command line5m 23s
-
(Locked)
System basics: Keyboard shortcuts1m 40s
-
(Locked)
System basics: sudo access and root4m 57s
-
(Locked)
System basics: Explore a system4m 38s
-
(Locked)
System basics: Exploring Bash7m
-
(Locked)
System basics: Bash scripting basics4m 59s
-
(Locked)
System basics: The Bash prompt6m 2s
-
(Locked)
System basics: Bash output redirection4m 57s
-
(Locked)
Bash expansions and substitutions4m 23s
-
Bash aliases and functions4m 7s
-
(Locked)
Bash operators6m 55s
-
Logs5m 4s
-
(Locked)
Grub3m 19s
-
(Locked)
SysV init4m 43s
-
(Locked)
Systemd5m 29s
-
(Locked)
Cron8m 7s
-
(Locked)
Understanding chroot3m 16s
-
(Locked)
System basics: User and group management8m 39s
-
(Locked)
System basics: Service management3m 44s
-
(Locked)
Backing up data with rsync5m 35s
-
(Locked)
Splitting and combining files3m 3s
-
(Locked)
Environment configuration files2m 43s
-
(Locked)
Working with dotfiles1m 43s
-
(Locked)
Exploring the PATH variable3m 51s
-
(Locked)
Browsing with the directory stack3m 19s
-
(Locked)
Finding or locating files3m 52s
-
(Locked)
Working with swap4m 29s
-
(Locked)
Read and write caches3m 5s
-
(Locked)
Terminals, consoles, and TTYs4m 27s
-
(Locked)
Exploring journalctl5m 2s
-
-
-
-
-
-
-
-
-
-
-
-