Tag: System Administration
Browse all articles, tutorials, and guides about System Administration
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What do PTY and TTY Mean?
TTY and PTY are interfaces for text input and output in Unix systems. Learn the difference between physical terminals (TTY), pseudo-terminals (PTY), and how they enable SSH sessions, terminal emulators, and command-line tools.
Network Usage Top/Htop on Linux
Monitor real-time network bandwidth usage on Linux with tools like iftop, nethogs, nload, and bmon. Learn which processes are consuming bandwidth, track interface statistics, and identify network bottlenecks.
Increasing the Maximum Number of TCP/IP Connections in Linux
Learn how to tune Linux kernel parameters to handle more TCP connections for high-traffic servers. Adjust file descriptors, TCP backlog, port ranges, and connection tracking limits to scale your applications.
How to Check Which Version of PostgreSQL You Are Running
Learn multiple ways to check your PostgreSQL version, including psql commands, SQL queries, and system commands. Find version numbers from the server, client, and package manager.
Where Docker Images Are Stored on Your Host Machine
Discover where Docker stores images, containers, and volumes on different operating systems, and learn how to manage Docker's storage footprint effectively.
How to Get Your Local IP Address
Learn multiple methods to find your local IP address using command line tools, programming languages, and system utilities across different operating systems.