realtime

The article details how to use `bash` scripts for real-time monitoring of `sudo` command usage by parsing the `/var/log/secure` file on Linux. It highlights the use of `tail` and `awk` to dynamically track and respond to `sudo` invocations, enhancing security and user accountability. A sample script is provided to demonstrate instant notification of `sudo` activities.

Learn how to add WebSocket support to Node.js in this detailed guide, enhancing your app's real-time communication abilities. Understand the basics and benefits of WebSockets, set up your environment with the 'ws' library, and implement WebSocket servers and clients with a focus on error handling, reconnection, and security. Gain the skills to create interactive applications efficiently.

Explore the essentials of `iotop`, a Linux command-line utility for real-time disk I/O monitoring. This guide covers installation using different package managers, and provides detailed instructions on usage options like `-o`, `-b`, and `-P` for tailored monitoring. Ideal for administrators looking to diagnose and optimize system performance.

`fatrace` is a valuable tool for monitoring real-time file access on Linux systems, utilizing the `fanotify` API to track activities such as opening, reading, writing, and closing of files by processes. The article guides you through the installation process on different Linux distributions, including Debian, Ubuntu, Fedora, and openSUSE. It also highlights how to use `fatrace` for filtering output and limiting monitoring to specific processes, making it essential for system administration, debugging, and performance optimization.

Explore the `nload` tool for real-time network traffic monitoring on Linux. This post covers the installation of `nload` on various Linux distributions and highlights its features, such as monitoring multiple network interfaces, custom display limits, and configuring refresh intervals. Learn to use `nload` to efficiently manage and troubleshoot network issues directly from the terminal.

"Glances" is an essential system monitoring tool designed for cross-platform use, offering detailed insights into system resources like CPU, memory, and networks. Ideal for system administrators and DevOps, Glances features easy installation across various OS, real-time monitoring in web server mode, and extensibility through plugins, ensuring efficient system performance management for individual or server fleet monitoring.

The blog post on LinuxBash.sh delves into using `tail` and `grep` for real-time text filtering and interaction on Unix systems. It explains their use in monitoring dynamically updating text data, such as log files, and discusses installation across different Linux distros. The article provides practical examples, including how to track SSH logins and filter logs for errors, demonstrating the commands' combined utility for system monitoring and enhanced command-line skills.

Explore the Linux `watch` command's functionalities and applications in real-time command monitoring, ideal for system administrators and developers. Learn how to install `watch`, customize intervals, and apply it to efficiently track dynamic outputs like system logs and process states through practical examples. This guide is an essential resource for anyone looking to enhance real-time monitoring and system analysis in Linux.