Articles by Deepak Prasad
Getting started with CGO using Visual Studio Code
Getting started with cgo language. How to use it with Visual Studio Code. Calling C code with GO or calling GO code with C. Create Hello World cgo code.
Solved: Error populating transaction, retrying RHEL/CentOS 7/8
How to fix starting package installation process error populating transaction, anaconda is retrying faced during RHEL/CentOS 7/8 installation in Linux
Setup KVM HA Cluster | Pacemaker GUI | RHEL/CentOS 8
Step-by-Step Tutorial to configure KVM HA Cluster using Pacemaker GUI (WEB UI) and CLI tool in RHEL and CentOS 8 Linux. Configure Virtual Floating IP, verify failover
How to configure VLAN with bond using kickstart in Linux (CentOS/RHEL 7)
How to configure vlan with bond using kickstart in RHEL/CentOS 7. You can configure using network --vlan or using %post section of kickstart with examples.
Kickstart %pre script examples in RHEL CentOS 7 8
Use kickstart %pre script examples to perform tasks before installing the system. Use --interpreter, --log, chroot and nochroot options with %pre script RHEL/CentOS 7/8
Setup IPv4 UEFI PXE Boot Server Ubuntu 20.04 [cloud-init]
Step by Step instructions to install and setup ipv4 UEFI PXE Boot Server for automated installation of Ubuntu 20.04 using cloud-init configuration file.
Setup PXE Boot Server using cloud-init for Ubuntu 20.04
Step by step instructions to install and configure PXE boot server to perform automated installation of Ubuntu 20.04 using cloud-init configuration file
Kickstart post install script examples in RHEL CentOS 7 8
Use kickstart post install scripts to perform tasks after installation, save logs, use interpreter with and without nochroot in RHEL and CentOS 7/8 Linux with examples
Configure IPv6 UEFI PXE Boot with Kickstart [RHEL/CentOS 8]
Step by step instructions to install and configure IPv6 UEFI PXE Boot using kickstart configuration file. Automate the installation over IPv6 network using dhcp6, tftp and http server
Configure IPv4 UEFI PXE Boot with Kickstart [RHEL/CentOS 8]
Step by step instructions to install and configure uefi pxe boot with kickstart on RHEL/CentOS 8 Linux. Configure DHCP for UEFI BIOS and automated installation
5 practical examples to list running processes in Linux
How to list processes by user and name in Linux? How to check if process is running by pid? How to check process status? which command is used to kill a process?
20+ Top Open Source Application Performance Monitoring Tools (APM)
Top application performance monitoring tools, difference between application performance monitoring and application performance management. What is APM?
Sysctl Configuration for High Performance Servers
Unearth the power of sysctl for Linux server optimization. Discover essential kernel parameters, their roles, recommendations for high performance, and how to verify the settings - your roadmap to efficient server …
Advanced Tips to Improve Disk IO Performance in Linux
Explore comprehensive strategies to improve disk IO performance, from optimizing kernel parameters to leveraging virtualization tools. Unlock the full potential of your system and achieve faster, more efficient disk …
How to create custom tuned profile in Linux ( RHEL / CentOS 7 )
Get an overview of tuned profile tuned-adm and steps to create custom tuned profile in Red Hat or CentOS 7. List tuned profiles configure own tuned profile
How to set up Java with BlueJ IDE [Step-by-Step]
In this tutorial we will cover step by step instructions to set up Java with BlueJ IDE. We will also learn to write our very first Java Program using BlueJ IDE. But first let me give you a brief overview on BlueJ IDE.
Dual boot Ubuntu with Kali Linux [Step-by-Step]
Step by step instructions to dual boot Ubuntu with Kali Linux. Choose default boot menu.
Create & Manage Striped Logical Volume Linux [Step-by-Step]
How to create striped logical volume, How to convert striped to linear logical volume and vice versa, How to extend the size of existing striped logical volume
Create KVM Virtual Machine using Cockpit UI RHEL CentOS 8
Step-by-Step Tutorial to create KVM Virtual Machine using Cockpit Web Console on RHEL/CentOS 8 Linux. virtual machine creation and management with Cockpit
Create Stratis Snapshot, Restore Stratis FileSystem & more (CentOS/RHEL
Steps to create stratis snapshot, restore stratis file system, remove or destroy snapshot, pools, stratis file systems using examples in RHEL 8 Linux
Essential and Useful docker logs command Tips Revealed
docker logs -f or --follow is used to monitor the logs of container with dynamic update. docker logs --tail is used to additionally limit the number of lines to view from the logs.
Top 15 tools to monitor disk IO performance with examples
Top and best tools to check and monitor disk IO performance with disk IO statistics and disk stats with examples. Linux disk usage with iostat, vmstat
Execute multiple commands over SSH Linux
Discover how to execute multiple commands over SSH with various methods like semicolon-separated commands, double ampersand-separated commands, and more, to efficiently manage remote systems and streamline your workflow
How to install Zabbix on Rocky Linux 8
Step by step instructions to install and configure zabbix on rocky Linux 8
Deploy flask with gunicorn and nginx (Step-by-Step)
We will use gunicorn as a WSGI server to communicate with our flask app, and Nginx as a proxy server between the gunicorn server and the client.
Mastering Python Nested Dictionary [Basics to Advanced]
In this python programming tutorial we learned how to use python nested dictionary for difference scenarios with examples
9 Important differences between Integer and Int in Java
The knowledge of difference between Integer and int in java is very important for a developer to know so that he can use both int and Integer classes properly and avoid auto-boxing whenever possible.
Detailed overview on Kubernetes API Server
In Kubernetes, all communications and operations between the control plane components and external clients, such as kubectl, are translated into RESTful API calls that are handled by the API server
How to export Python Data Frame to SQL File? [SOLVED]
Learn the step-by-step guide on how to export Python Data Frame to SQL file. From establishing a database connection to handling data types and performance, our comprehensive article covers it all. Perfect for Python and …
WPScan: WordPress Vulnerability Scanner Guide
WPScan is a WordPress vulnerability scanner, a penetration testing tool used to scan for vulnerabilities on WordPress-powered websites.

