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Hadoop has two core components which are HDFS and YARN. HDFS is for storing the Data, YARN is for processing the Data. HDFS is Hadoop Distributed File System, it has Namenode as Master Service

The post How to Set Up High Availability for Namenode - Part 5 first appeared on Tecmint: Linux Howtos, Tutorials & Guides.

Sometimes you might encounter the error “W: Some index files failed to download.” on Ubuntu when updating the system. Here’s an excerpt of the error. W: Failed to fetch archive.ubuntu.com/ubuntu/dists/quantal-security/Release.gpg Unable to connect to

The post How to Fix “W: Some index files failed to download.” Error In Ubuntu first appeared on Tecmint: Linux Howtos, Tutorials & Guides.

This week, Red Hat created a huge public outcry over its announcement regarding the future of CentOS. Red Hat, in a shocking move, is discontinuing CentOS Project in favor of the rolling release, CentOS

The post How to Migrate CentOS 8 Installation to CentOS Stream first appeared on Tecmint: Linux Howtos, Tutorials & Guides.

PHP is a popular open-source server-side scripting language that is integral in developing dynamic webpages. PHP 8.0 is finally out and was released on November 26th, 2020. It promises lots of improvements and optimizations

The post How to Install PHP 8 on CentOS/RHEL 8/7 first appeared on Tecmint: Linux Howtos, Tutorials & Guides.

PHP is arguably one of the most widely used server-side programming languages. It’s the language of choice when developing dynamic and responsive websites. In fact, popular CM platforms such as WordPress, Drupal, and Magento

The post How to Install PHP 8.0 on Ubuntu 20.04 / 18.04 first appeared on Tecmint: Linux Howtos, Tutorials & Guides.

It’s not uncommon for users to forget their login passwords or have their system suffer a corrupt filesystem. When that happens, the recommended solution is to boot into rescue or emergency mode and apply

The post How to Boot into Rescue Mode Or Emergency Mode In Ubuntu 20.04 / 18.04 first appeared on Tecmint: Linux Howtos, Tutorials & Guides.

In an earlier article, we have explained the installation of Cloudera Manager, in this article, you will learn how to install and configure CDH (Cloudera Distribution Hadoop) in RHEL/CentOS 7. While installing the CDH

The post How to Install CDH and Configure Service Placements on CentOS/RHEL 7 - Part 4 first appeared on Tecmint: Linux Howtos, Tutorials & Guides.

When creating a MySQL user with a relatively weak password, you might encounter the error ‘MySQL ERROR 1819 (HY000): Your password does not satisfy the current policy requirements’. Technically, this is not an error,

The post How to Fix "MySQL ERROR 1819 (HY000):" in Linux first appeared on Tecmint: Linux Howtos, Tutorials & Guides.

Red Hat Enterprise Linux is a hugely popular enterprise-level operating system that supports a diverse range of open-source technologies such as Ansible automation, Hybrid Cloud, virtualization, and containerization. In this guide, we highlight some

The post The Best RedHat-based Linux Distributions first appeared on Tecmint: Linux Howtos, Tutorials & Guides.

Teams is one of the popular collaboration platform created by Microsoft, that come in bundled with Office 365 suite. You are free to download and use teams without Office 365 subscription. Microsoft in December

The post How to Install Microsoft Teams on Linux first appeared on Tecmint: Linux Howtos, Tutorials & Guides.

Go is a popular programming language created by Google. The first release was on November 10, 2009, and version 1.0 was released in 2012. It is a pretty new language compared to languages like

The post How to Install Go in Ubuntu 20.04 first appeared on Tecmint: Linux Howtos, Tutorials & Guides.

In Linux, there are many avenues for installing a software package. You can use the package managers such as APT for Debian-based distributions and YUM for RHEL-based distributions. If the packages are not available

The post How to Install and Use Flatpak on Linux first appeared on Tecmint: Linux Howtos, Tutorials & Guides.

Thonny is an Integrated Development Environment (IDE) for Python beginners. It is created with Python and released under MIT License. It is cross-platform and can run in Linux, macOS, Windows. Related Article: 10 Best

The post How to Install and Use Thonny Python IDE on Linux first appeared on Tecmint: Linux Howtos, Tutorials & Guides.

Sysmon is a Linux activity monitoring tool similar to Windows task manager, was written in Python and released under GPL-3.0 License. This is a Graphical visualization tool that visualizes the following data. By default

The post Sysmon - A Graphical System Activity Monitor for Linux first appeared on Tecmint: Linux Howtos, Tutorials & Guides.

Usually, when a client system connects to a network via WiFi or an ethernet cable, it automatically picks an IP address from the router. This is made possible through the DHCP server which auto-assigns

The post How to Configure Static IP Address on Ubuntu 20.04 first appeared on Tecmint: Linux Howtos, Tutorials & Guides.

It’s not uncommon to run into an issue of broken packages in Ubuntu and other Debian-based distributions. Sometimes, when you upgrade the system or install a software package, you may encounter the ‘Sub-process /usr/bin/dpkg

The post How to Solve “Sub-process /usr/bin/dpkg returned an error code (1)” In Ubuntu first appeared on Tecmint: Linux Howtos, Tutorials & Guides.

Every time you power on your Linux PC, it goes through a series of stages before finally displaying a login screen that prompts for your username or password. There are 4 distinct stages that

The post A Basic Guide to Linux Boot Process first appeared on Tecmint: Linux Howtos, Tutorials & Guides.

Fedora 33 was released with a server edition, and in this tutorial, we shall go through the various steps of how to install the Fedora 33 server with screenshots. There are some crucial improvements

The post How to Install Fedora 33 Server first appeared on Tecmint: Linux Howtos, Tutorials & Guides.

Long gone days where Microsoft products are not open-source and architected only for Windows. In their efforts to make a strong footprint in the Linux market, Microsoft has announced on “Microsoft Ignite 2020” Edge

The post How to Install Microsoft Edge Browser in Linux first appeared on Tecmint: Linux Howtos, Tutorials & Guides.

Written in C language, the i3wm ( i3 Windows Manager ) is a lightweight, easy-to-configure, and hugely popular tiling windows manager. Unlike the conventional desktop environment, a tiling manager provides just sufficient functionality to

The post How to Install and Use i3 Window Manager on Linux first appeared on Tecmint: Linux Howtos, Tutorials & Guides.