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Install VirtualBox Guest Additions on Fedora 31/32

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In this guide, we are going to learn how to install VirtualBox Guest Addition on Fedora 31/32. When installed on a VirtualBox, Fedora VM doesn't display in full-screen view by default neither does the vm support other important features. VirtualBox Guest additions provides quite a number of features; Mouse pointer integrationShared folders for easy...

Install and Configure BackupPC on CentOS 8

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In this guide, we are going learn how to install and configure BackupPC on CentOS 8. BackupPC is a high-performance enterprise-grade backup software suite with a web-based frontend that can be used for backing up Linux, Windows and mac OSXs PCs and laptops to a server’s disk. Some of the features of BackupPC include;

Install Latest Grafana on CentOS 8

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In this guide, we are going to learn how to install latest Grafana on CentOS 8. Grafana is the open source analytics and monitoring solution that enables you to query, visualize and alert on various systems metrics that can be pulled from various time series databases such as Graphite, InfluxDB & Prometheus etc. Install Latest...

How to Install Monitorix on CentOS 8

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In this guide, we are going to learn how to install Monitorix on CentOS 8. Monitorix is an open source, system monitoring tool that is used to monitor variou services and system resources as outlined below; System load average and usageDisk drive temperatures and healthFilesystem usage and I/O activityDirectory usage Netstat statisticsUsers using the systemNetwork port traffic

Install and Setup NoMachine on CentOS 8

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In this guide, we are going to learn how to install and setup NoMachine on CentOS 8. NoMachine is a cross platform, fastest and highest quality remote desktop tool that enables you to access desktop of any other machine with NoMachine installed. Install and Setup NoMachine on CentOS 8 Download NoMachine...

Install and Setup GlusterFS Storage Cluster on CentOS 8

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In this guide, we are going to learn how to install and setup GlusterFS storage cluster on CentOS 8. GlusterFS is an opensource distributed and scalable network file system that clusters various disk storage resources into a single global namespace. It is suitable for data-intensive tasks such as cloud storage and media streaming. Some of the common...

Installing Perf Performance Analysis Tool on CentOS 8

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In this guide, we are going to learn on installing Perf Performance Analysis Tool on CentOS 8. Perf aka perf_events aka perf tools is a powerful performance counters monitoring tool for Linux systems that gathers data about hardware events such as instructions executed, branches mispredicted or cache-misses suffered. It also provides very low overhead...

Restrict SFTP User Access to Specific Directories in Linux

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In this guide, we are going to learn how to restrict SFTP user access to specific directories in Linux systems. SFTP, an acronym for Secure File Transfer Protocol is a secure file transfer protocol that runs over SSH. It offers all the features offered by the legacy FTP protocol but in a more secure manner.

Setup OpenLDAP Master-Master Replication on CentOS 8

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In this guide, we are going to learn how to setup OpenLDAP Master-Master Replication on CentOS 8. OpenLDAP supports a wide variety of replication topologies such as provider-slave, provider-provider topologies. Multi-provider aka multi-master replication therefore, is a replication technique that use the LDAP Sync Replication engine(Syncrepl) to replicate data to multiple providers ("Masters") Directory servers.

Install and Configure Ceph Block Device on Ubuntu 18.04

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In this guide, we are going to learn on how to install and configure Ceph Block Device on Ubuntu 18.04. Ceph Block Devices is one of the deployments options of Ceph Storage Cluster. Other deployments include  Ceph Object Storage and Ceph File System. Ceph block device is also known as Reliable Autonomic Distributed Object Store...