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Linux

  • CentOSLinuxQuestions and AnswersRHELUbuntu

    Fix: Linux Boots into “Welcome to Emergency”

    March 19, 2021

    In my work I sometimes come across a problem when Linux is booted with the “Welcome to emergency mode” message. Most often, this problem occurs after an emergency power outage on…

  • CentOSKVMLinuxQuestions and AnswersRHELVirtualization

    Install and Configure KVM Hypervisor on CentOS/RHEL

    March 17, 2021

    In this article we’ll look on how to install and configure the KVM hypervisor on a server running Linux RHEL or CentOS. We will show how to create a virtual…

  • CentOSLinuxQuestions and AnswersRHEL

    Configuring Network Settings on RHEL/CentOS

    February 15, 2021

    In this article we’ll consider how to configure network on Linux CentOS/RHEL 7/8 and set network interfaces using configuration files, discover basic network configuration tools, etc. It is a relevant topic,…

  • CentOSLinuxUbuntuWindows Server 2016

    Zabbix – Simple ICMP Ping Checks

    February 3, 2021

    In this article we’ll show how to configure ICMP-based network device monitoring using ping in Zabbix. It is the easiest and the most popular task of agentless monitoring, when you…

  • CentOSLinuxQuestions and AnswersRHEL

    Configuring Software RAID on Linux Using MDADM

    January 11, 2021

    MDADM is a tool that allows to create and manage software RAIDs on Linux. In this article we’ll show how to use mdadm (multiple disks admin) to create RAID array…

  • CentOSLinuxQuestions and AnswersRHEL

    Install and Configure OpenVPN Server on Linux CentOS/RHEL

    December 31, 2020

    In this article we’ll consider the installation and configuration of an OpenVPN server running Linux CentOS/RHEL (7/8) and show how to join two remote computers (or offices) behind NAT into…

  • Active DirectoryCentOSLinuxUbuntu

    Zabbix: Single Sign-On (SSO) Authentication in Active Directory

    December 17, 2020

    In this article we will consider a step-by-step configuration of a transparent SSO (Single Sign-On) authentication for Zabbix 4.0 (or newer) in Active Directory using Kerberos.

  • CentOSLinuxUbuntuWindows Server 2016

    Zabbix Installation and Basic Configuration Guide

    November 23, 2020

    Zabbix is an enterprise-level open-source monitoring system. Currently, Zabbix is one of the most popular and powerful free monitoring systems. Due to its simple installation and configuration, Zabbix may be…

  • CentOSLinuxQuestions and AnswersRHELUbuntu

    Compress, Defrag and Optimize MariaDB/MySQL Database

    November 3, 2020

    In this article we will explore some methods of table/database compression and defragmentation in MySQL/MariaDB, that will help you to save space on a disk a database is located on.…

  • CentOSLinuxQuestions and AnswersRHEL

    Configuring High Performance NGINX and PHP-FPM Web Server

    October 23, 2020

    PHP-FPM (Fast Process Manager) is a separate implementation of FastCGI to run PHP scripts. You can use a combination of NGINX web server (processing static) and PHP-FPM to build a…

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Recent Posts

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    April 9, 2021
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  • UAC: This App Has Been Blocked for Your Protection on Windows 10

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  • How to Unlock a File Locked by Any Process or SYSTEM?

    March 29, 2021
  • Configuring a Domain Password Policy in the Active Directory

    March 26, 2021
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    March 24, 2021

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Popular Posts
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