Tag: Yum

Many options are available when considering which operating system (OS) to use for web hosting. In that context, a popular Linux distribution is often brought up. So, what is CentOS exactly in the world of Linux OSs? The Community Enterprise Operating System (CentOS) is an open-source operating system centered around Red Hat Enterprise Linux (RHEL) source code.

What is Keras?

Keras is a tool for machine learning specialists who work with Python, mostly used due to the convenience of mathematical calculations. Developers use Keras to create, configure, and test machine learning and artificial intelligence systems, primarily neural networks.

osquery is a powerful tool for system monitoring and operating system instrumentation that collects system metrics and data points for Security, DevOps, and Compliance teams. The information is stored in a high-performance relational database and can be accessed locally or remotely by using SQL-like statements. 

CentOS is without doubt one of the most widely used Linux distributions, mainly among Linux servers. It's a free, community-supported fork of Red Hat Enterprise Linux (RHEL) that provides a stable and fine-tuned operating system. 

What is ApacheTop?

ApacheTop is an uncomplicated command line (CLI) utility that is used to monitor http traffic in real-time. It achieves this task by analyzing the incoming apache logs and based on that data presents understandable output to our screen. It can be configured to output X number of hits, or output X number of hits within X seconds.

What is Graylog Sidecar?

Graylog Sidecar is a nimble configuration management framework for various log collectors called backends. The Graylog master node acts as a centrally located hub that contains the configurations of the log collectors. Sidecar can run as a service on both Windows and Linux servers.

Introduction

In this article we will learn what the Network Time protocol (NTP) is and how to install it on the two Linux distributions most commonly used on Liquid Web’s servers. We will be focusing on using CentOS 7 and Ubuntu 18.04 servers, but the process is largely the same on other recent versions of each. Before we start, make sure we are familiar with using SSH (Secure Shell) as we’ll need it to connect to the server. Here’s a link to one of our articles on the basics of SSH if you are unfamiliar with its usage.

In this tutorial, we will learn how to install the latest kernel version on multiple Linux distributions. 

Have you ever wanted to review past updates or roll back an update that broke your sites or negatively affected some aspect of your server’s operations? Well, you can accomplish this easily by using the yum history command.

Purpose

The purpose of this article is to describe and explore ways to copy or backup your currently existing installed software titles into a single file for later use. We can then use this file to reinstall the software onto another system or clone the existing software across multiple Linux systems on or across a network. This method also prevents the need to install software titles one by one.