09 Apr 2009
3 minutes read
Use /Proc/Version to Identify Your Linux Release
Hi everyone, I’m finally back from my holidays, and simply cannot wait to share some more Unix tips with all of …
Linux
13 Feb 2009
3 minutes read
How to Monitor Linux Memory Usage With Watch Command
Hi all, today I’m going to teach you not one, but two really cool things in one post! First, I’ll introduce …
08 Jan 2009
2 minutes read
How to Check if Any Users Were Added or Deleted on Your Linux System
Yesterday in my post on numeric userids instead of usernames, I touched briefly the problem of recovering the username …
18 Jun 2008
2 minutes read
How to Determine Physical Memory Size in Linux
If you’re logged in at some remote Linux system and need to quickly confirm the amount of available memory, …
29 May 2008
1 minutes read
Get Username From UID in Unix
Finding out the username by user id (uid) in Unix is not as common a task as determining the uid by a username, but if …
12 May 2008
3 minutes read
What UUIDs Are and How to Use Them in Ubuntu
If you tried installing or upgrading Ubuntu recently, you probably noticed that all the storage devices are now using …
26 Mar 2008
2 minutes read
How to Find What Symlink Points To
To some this may seem like a trivial task, but I see great interest from Unix/Linux beginners arriving to this blog: how …
24 Mar 2008
4 minutes read
How to Find the Largest Files in Your Unix System
I see that my Finding Large Files and Directories post is quite popular, yet there are a few more ways to simplify your …
18 Mar 2008
2 minutes read
Find Out Linux Version Using Linux Standard Base (LSB) Files
You probably know that modern Linux distributions have many things in common. Well, one of the reasons for this is LSB – …
19 Dec 2007
1 minutes read
How to Find Out RedHat Version and More
If you’re a really curious mind, you won’t be satisfied with simply knowing the current release of your …
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 …