The Linux sort – it’s incredibly fast, runs well on files larger than ram, and a must to master for any good sysadmin. Here are
How to Recursively List Out Files In a Directory in Linux
A few examples on using the Linux find command to list out all files matching a file type. The find command is on just about
Simple Command to Find Which Version of Redhat/CentOS You’re Running
Finding out the version of redhat or centOS you’re running is easy, you simple cat out the release version file standard on any red hat
How to View Processes and Their Respective Ports on Linux and OSX
If you want to see what processes are listening on what ports these you can use the linux command lsof and netstat. Below are a
How to Watch For a Process to End on Ubuntu Linux
I wanted to send myself a text when a long running process was done so I needed a command that would watch for a process
How to Concat a Bunch of Files Together
Here are 2 different shell commands using cat. These examples would allow you to stack files into a new file concatenating them together. Useful for
Linux Command Line Example To Remove Emails From a Text File
sed is a really powerful Linux command line utility. It can in a one line do what would take sometimes 20-30 lines of code in
How to Recursively Extract All Nested Zip Files in Linux
I needed to recursively unzip a big mess of nested zip files. This shell command does the trick, it also preserves the directory structure.
This is the Best Command to Upgrade Ubuntu
This is the only command I’ll use to upgrade or update the OS on my Ubuntu instances, any version. This doesn’t upgrade to the next
Quickly Create 100 Thousand Random Files In a Folder Linux
This command very quickly creates 100k randomly sized binary files in the directory you run it in. Took 6 minutes 37 seconds to run on
