The ps aux command is one of the most commonly used commands in Linux for monitoring and managing system processes. It provides detailed information about all running processes, helping users diagnose performance issues, identify rogue processes, and analyze system activity. Breaking Down ps aux The command consists of three components:...
When it comes to monitoring system performance in Linux, the top command is one of the most powerful and widely used tools. It provides a real-time overview of system resource usage, including CPU and memory utilization, running processes, and system load. Whether you’re a system administrator or a developer,...
The Linux kernel is one of the most important components of the Linux operating system, acting as the core that manages hardware resources and provides essential services to user applications. In simple terms, it bridges the gap between hardware and software, ensuring efficient communication between the two. But what exactly...
Cgroups (control groups) are a Linux kernel feature that allows you to control and limit the resources (CPU, memory, I/O) that processes can use. This becomes crucial for system stability, especially when working with resource-hungry applications, containers, or virtual machines. How Cgroups Work Cgroups create hierarchical groups where processes...
On Unix and Linux systems, the superuser account—commonly referred to as root, admin, or supervisor—holds the highest level of authority, allowing for unrestricted system-wide changes. This account is primarily used for critical administrative tasks, such as modifying file ownership or managing network ports. However, there are times when...
To list open ports in Linux, you can use several commands depending on your needs. Here are some of the most common methods: 1. Using netstat netstat is a versatile tool for monitoring network connections. bashCopy codesudo netstat -tuln * -t: Show TCP ports. * -u: Show UDP ports. * -l: Show listening...
