Sunday, February 17, 2019

Openstack Liberty Lab Part Four: Configuring Glance Image Service

Glance is image service which enables users to discover, register, and retrieve virtual machine images. I assume you installed glance openstack image service in Part one of this Lab series, if you...

How to create locally trusted SSL Certificates on Linux and macOS with mkcert

Are you tired of using non-trusted SSL certificates on your Local development projects?. I know to maintain your own Certificate Authority(CA) is a pain in the neck, with arcane...
ifconfig vs ip usage guide on Linux

ifconfig vs ip usage guide on Linux

Welcome to ifconfig vs ip usage guide on Linux. ifconfig and ip commands are mostly useful when managing networking on Linux/Unix systems.  The ip command has been there for a while now but...

How to Configure NTP Server Using Chrony on RHEL 8

This tutorial will help you install and configure NTP server using Chrony on RHEL 8. Are you new to RHEL 8?, check out  Red Hat Enterprise Linux 8 (RHEL...

How to empty (truncate) Log files in Linux

At some point in Sysadmin life cycle, you may need to empty a log file to save on system disk space or for any other reason. There are various ways you...

How to Install Wekan Open source Kanban on CentOS 7 with Nginx and Letsencrypt...

Wekan is an Open Source kanban board application with the MIT license. Wekan is an unbeatable tool that helps you keep your things organized, be it Work tasks, planning for holidays,...
BtrFS filesystem in Linux

Understanding and Working With BtrFS Filesystem in Linux

This blog post is aimed at helping you get started with B-tree filesystem (BtrFS). Kernel-based filesystems in the Linux kernel tree are currently over 55 with each filesystem having its pros...

How to Install Nakivo VMware Backup & Replication tool on Linux

Nakivo is a VMware/Hyper-V Backup & Replication solution which is capable of performing native, agentless, image-based VM backup and replication. Nakivo uses Changed Block Tracking (for VMware) or Resilient Change Tracking...

How to Install Kanboard on CentOS 7 with Nginx and Let’s Encrypt SSL

This is a complete guide to install and configure Kanboard on CentOS 7 with Nginx web server, and optional Let's Encrypt SSL certificate. Kanboard is a project management software that uses the...

Install MariaDB 10.3 on Ubuntu 18.04 and CentOS 7

This guide is to help you get MariaDB 10.3 running on CentOS 7 and Ubuntu 18.04 server. As of this writing, the latest stable release of MariaDB is 10.3.  The...
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