A comprehensive guide to the df command: analyzing disk usage The df command is an essential tool for retrieving disk usage information on various operating systems, including Linux, macOS, and Windows Subsystem for Linux (WSL). In this article, we will explore the basic usage of the df command and its various options. Understanding the basic usage The df command, in its simplest form, provides information about the volumes mounted on your system....
Recently, I encountered a perplexing issue on my Linux Ubuntu server. To investigate the problem, I accessed the server and checked the Apache error log located in /var/apache2/error.log. To my dismay, the log was inundated with numerous instances of the dreaded “No space left on device” error. Apprehension set in as I pondered how this could have happened. To get a better understanding of the situation, I decided to run the df command, which confirmed my suspicions - the disk was completely full....