Article Categories
- All Categories
-
Data Structure
-
Networking
-
RDBMS
-
Operating System
-
Java
-
MS Excel
-
iOS
-
HTML
-
CSS
-
Android
-
Python
-
C Programming
-
C++
-
C#
-
MongoDB
-
MySQL
-
Javascript
-
PHP
-
Economics & Finance
Operating System Articles
Page 117 of 171
4 Ways to Speed Up SSH Connections in Linux
If you use Linux for remote access to other servers or devices, you are likely familiar with SSH (Secure Shell) protocol. SSH is a network protocol that enables secure data communication over an unsecured network. However, sometimes SSH connections can be slow, and that can be frustrating. In this article, we will look at four key ways to speed up SSH connections in Linux. Use Compression Compression reduces the size of data transmitted over the network, which can significantly improve SSH connection speed, especially over slow or high-latency networks. To enable compression, add the following line to your ...
Read More4 Ways to View Disks and Partitions in Linux
As an open-source operating system, Linux provides various tools and commands that allow users to manage their disk and partition configurations. Whether you're a system administrator or a casual user, understanding how to view disk and partition information is essential for system maintenance and troubleshooting. Using fdisk Command The fdisk command is a powerful command-line utility that displays detailed partition table information. It shows disk geometry, partition types, and sector information for storage devices. To view all partitions on a specific disk, use the -l (list) option − sudo fdisk -l /dev/sda This ...
Read More4 Ways to Watch or Monitor Log Files in Real Time
Log files are a vital component of any computer system − they contain detailed records of activities and events that occur on a system. These files help you understand what happened in the past, but in certain scenarios, you might want to monitor them in real-time to stay ahead of issues and troubleshoot problems before they escalate. This article explores 4 primary ways to watch or monitor log files in real-time. Tail Command The tail command is a popular Unix/Linux utility used to display the last few lines of a file. It's particularly useful for monitoring log files ...
Read MoreArpwatch Tool to Monitor Ethernet Activity in Linux
As a system administrator, it is crucial to keep an eye on network activity in order to ensure security and detect any anomalies. In Linux, one useful tool for monitoring Ethernet activity is Arpwatch. In this article, we will explore what Arpwatch is, how it works, and how to use it effectively. What is Arpwatch? Arpwatch is a network monitoring tool that tracks Ethernet/IP address pairings and alerts administrators when changes occur. It monitors ARP (Address Resolution Protocol) activity, which maps IP addresses to MAC addresses on local networks. Arpwatch is particularly useful for detecting potential network ...
Read MoreAtom – A Hackable Text and Source Code Editor for Linux
Atom is an open-source text and source code editor that was first released in 2014. It is created by GitHub and built on the Electron framework, which makes it easily extensible and customizable. Atom is designed to be a hackable editor, which means that it can be modified and configured to suit individual needs. In this article, we will explore Atom's features and capabilities, as well as how to use it for text and source code editing on Linux systems. What is Atom? Atom is a text and source code editor that was developed by GitHub, the ...
Read MoreAuto Logout in Linux Shell Using TMOUT Shell Variable
When using a Linux shell, it's essential to ensure that users are logged out when they are not actively using the system to maintain security and efficiency. This can be achieved by setting an automatic logout timer using the TMOUT shell variable. In this article, we will explore how to set up auto logout in Linux shell using TMOUT, its benefits, and how to modify the settings. What is TMOUT Shell Variable? TMOUT is an environment variable in Linux shell that defines the number of seconds a shell session can be idle before it is automatically logged out. ...
Read MoreAutojump – An Advanced ‘cd’ Command to Quickly Navigate Linux Filesystem
As a Linux user, you probably find yourself navigating through your file system on a regular basis. Whether you're moving between directories to run commands or searching for specific files, you may have found that using the cd command can become cumbersome and time-consuming, especially if you have to navigate through multiple directories. Fortunately, there's a solution: Autojump. What is Autojump? Autojump is a smart command-line tool that allows you to quickly and easily navigate through your file system by learning your most frequently used directories. It's an intelligent alternative to the standard cd command, and it's especially ...
Read MoreAutomatic Performance Tuning of CentOS/RHEL Servers
Automatic performance tuning for CentOS/RHEL servers involves using intelligent tools and daemons that continuously monitor system resources and adjust configuration parameters dynamically. This approach eliminates manual intervention while ensuring optimal performance across CPU, memory, disk I/O, and network subsystems based on workload patterns. What is Performance Tuning? Performance tuning is the process of optimizing a system's performance by adjusting various parameters and settings. In the context of server performance tuning, it involves tweaking settings such as CPU utilization, memory usage, disk I/O, network throughput, and application-specific configurations to achieve maximum efficiency. Why Automatic Performance Tuning? Manual ...
Read MoreBandwidth – A Network Bandwidth Utilization Tool for Linux
Bandwidth is a crucial factor when it comes to network utilization. It determines the amount of data that can be transmitted through a network connection in a given time frame. Linux provides a range of network tools to monitor and manage bandwidth utilization. Among these tools, Bandwidth is a reliable and versatile command-line utility that helps users monitor and analyze network bandwidth usage on Linux systems. In this article, we will explore the Bandwidth tool, its features, installation process, and usage. We will also discuss practical examples of using Bandwidth to manage and optimize network bandwidth utilization. What ...
Read MoreBash break How to Exit From a Loop
If you are a Linux or Unix user, then you might be familiar with Bash shell. Bash is a popular command-line interpreter that is widely used in Linux, macOS, and other Unix-like operating systems. It is a powerful tool for running scripts, automating tasks, and working with command line. One of the most common use cases for Bash is working with loops, which allow you to repeat a set of instructions multiple times. However, sometimes you might need to break out of a loop before it has finished executing. In this article, we will explore how to exit from a ...
Read More