06 Nov 2018
4 minutes read
Mkdir Cannot Create Directory
New Linux users often get puzzled by the “mkdir: cannot create directory” errors when taking first steps and …
shell
04 Oct 2018
3 minutes read
Lrwxrwxrwx
If you come across a rather cryptic word “lrwxrwxrwx” when listing files and directories, here’s how …
18 Jan 2016
1 minutes read
Ansible 2.0
Red Hat Ansible If you’re managing configuration with Puppet or Chef, chances are you’ve heard of Ansible as …
22 Jul 2014
3 minutes read
How to Find Directories Larger Than 1GB in Linux
Finding out sizes of files and directories in Linux is done using the du command, which estimates their disk space …
02 Jul 2014
4 minutes read
Difference Between Chmod and Chown
The chmod and chown commands are used to control access to files in UNIX and Linux systems. The chmod command stands for …
09 Jun 2008
5 minutes read
How to Compare Directories in Unix
Certain situations require you to quickly confirm which files between two directories are different, and while your …
07 Apr 2008
2 minutes read
How to Find a Location of a Directory in Unix
Very quick tip for you today, I just see that many of visitors of this block are curious how they can find a directory …
02 Apr 2008
2 minutes read
How to Find the Default Block Size in Unix
The questions about default block sizes used in your Unix system are always popular. Today I’d like to show you a …
11 Mar 2008
3 minutes read
How to Find Large Files and Directories
When you’re trying to clean up your filesystems and reclaim some space, one of the first things you’ll want …
14 Feb 2008
3 minutes read
Unix Filesystem Basics: Symlink Example
I can see some of you have arrived to my Unix file types post looking for an example of using symlinks in Unix.
How to decrypt files with Ansible Vault
ansible-vault decrypt restores an encrypted file …
Just discovered the macOS footprint command
I’ve administered Linux systems for around 25 …
How to Fix Ubuntu Packages Held Back
When trying to run do-release-upgrade on an Ubuntu …
How To Resize Filesystem with resize2fs
Quick note on filesystem resize on a typical …
macOS Tahoe
macOS Tahoe is the upcoming major release of macOS …
Centralized Bash history with timestamps
BASH is my Linux shell of choice (it’s zsh on …
Inspect filesystem operations with fs_usage in macOS
hey Unless you disable SIP, most of DTrace based …