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Articles by Satish Kumar
Page 15 of 94
10 7zip (File Archive) Command Examples in Linux
If you're a Linux user, you probably deal with file archives frequently. Whether you're sending files to someone, backing up data, or just organizing your files, compressing them into a single file archive can save a lot of space and make things easier to manage. One tool you can use for this purpose is 7zip. In this article, we'll cover 7zip command examples in Linux that you can use to compress and extract files in various ways. What is 7zip? 7zip is a free and open-source file archiver, similar to WinZip or WinRAR on Windows. It was developed ...
Read MoreHow to Generate SSH Key in Windows 10?
SSH (Secure Shell) is an encryption protocol that provides a secure connection between two computers over an insecure network, such as the internet. It allows users to remotely and securely access and control another computer or server. SSH works by encrypting all data sent between the two computers, including any usernames and passwords used to log in. In order to establish a secure SSH connection between two computers or servers, SSH keys are necessary. An SSH key is a pair of cryptographic keys − one public and one private. The private key is kept on the user's local ...
Read MoreLinux Job Control &, disown, and nohup
Linux is an open-source operating system that is widely used in industry. One of the most notable features of Linux is its command-line interface (CLI), which provides flexibility and power to users. When working in the command line, it is common to run multiple commands concurrently. However, sometimes, you may want to control how these commands are executed and how they interact with each other. This is where job control comes in. Job Control Job control refers to the ability to manage and manipulate running processes in a Linux system. It allows users to start, stop, pause, resume, ...
Read MoreAdvanced Copy Command with Progress Bar While Copying/Moving Files in Linux
As a Linux user, you may have found yourself in situations where you need to copy or move large files or directories from one location to another. This process can take some time, and it can be challenging to monitor the progress of copy or move operations. Fortunately, Linux provides several built-in commands that can help you copy or move files efficiently while also monitoring the operation's progress. In this article, we will discuss advanced copy commands with progress bars for copying/moving files in Linux. What is Advanced Copy Command? The Advanced Copy (or cp) command is ...
Read MoreHow to Generate SSH Keys on Ubuntu?
SSH keys are cryptographic security keys that provide a more secure authentication method than passwords when connecting to remote servers. Ubuntu makes it easy to generate SSH key pairs using the ssh-keygen command-line tool. This guide will walk you through generating SSH keys on Ubuntu, understanding the different key types, and adding your public key to remote servers for secure authentication. The Benefits of Using SSH Keys over Passwords SSH keys offer significant security advantages over traditional password authentication: Enhanced Security − SSH keys use cryptographic algorithms that are nearly impossible to crack without access ...
Read More10 Best Rolling Release Linux Distributions
Rolling release Linux distributions are a popular choice among Linux users who want to stay up-to-date with the latest software packages and features. These distributions have a continuous release cycle, which means that updates are delivered as soon as they are available. Unlike traditional release distributions, which have a fixed release cycle, rolling release distributions provide a more flexible and dynamic user experience. In this article, we'll explore the 10 best rolling release Linux distributions available today. We'll discuss their features, advantages, disadvantages, and unique characteristics to help you choose the right distribution for your needs. What is ...
Read MoreHow To Get Helm Logs Of Changed Helm Releases?
Helm is a powerful Kubernetes package manager that simplifies deployment and management of applications through versioned releases called charts. When working with Helm releases, tracking changes is crucial for debugging, compliance, and maintaining deployment stability. Helm logs provide visibility into release history, helping you understand what changed between deployments and troubleshoot issues effectively. This guide covers how to retrieve and analyze Helm logs for changed releases, enabling better monitoring and management of your Kubernetes deployments. Understanding Helm Releases A Helm release is a versioned instance of a chart deployed to your Kubernetes cluster. Each release has a ...
Read MoreProcess Memory Management in Linux
Process memory management is a crucial aspect of any operating system. In Linux, the memory management system is designed to efficiently manage memory usage, allowing processes to access and use memory they require while preventing them from accessing memory they do not own. Process Memory Layout Every Linux process has a standardized memory layout divided into distinct segments: Linux Process Memory Layout Stack High Address Unused Heap Data (BSS) ...
Read MoreBash if elif else Statement A Comprehensive Tutorial
The Bash if-elif-else statement is a fundamental control structure that allows you to execute different blocks of code based on conditions. This conditional construct enables you to create decision-making logic in your Bash scripts, making them more dynamic and responsive to different scenarios. What is Bash if-elif-else Statement? The Bash if-elif-else statement evaluates conditions sequentially and executes the code block associated with the first true condition. If a condition is true, the corresponding code block runs and the remaining conditions are skipped. If none of the conditions are true, the else block executes (if present). Syntax of ...
Read MoreHow to Get Root and User SSH Login Email Alerts?
Secure Shell (SSH) is a widely used protocol for securely connecting to remote systems over unsecured networks. It provides a secure channel for communication between two systems, allowing users to execute commands and manage files on remote machines without the risk of eavesdropping, tampering, or identity theft. However, despite its strong security features, SSH is still vulnerable to attacks from cybercriminals who seek to exploit weak passwords, unpatched software vulnerabilities, or misconfigured permissions. Therefore, it's essential to take proactive measures to secure your SSH access by implementing email alerts for login attempts. Setting up Email Alerts for Root ...
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