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VnStat PHP frontend is a graphical web interface for network utility called VnStat. VnStat PHP provides a simple graphical format where we can monitor IN and OUT traffic of network interfaces including statistics history (hourly, days, months or full summary). This guide helps you to install VnStat PHP frontend on Linux systems. System Requirements Linux operating system (CentOS 6 / CentOS 7 […]
Netdata is a free software (a daemon) which collects a real-time performance data from Linux systems, Application, and SNMP devices, visualize it in the web-based interface. Netdata also provides the visualization of past data’s. In simple word, it provides a real-time visualization of what is happening on your systems now, and in the recent past. […]
Sometimes you may need to setup network bridge adapter in Linux; particularly during the configuration of KVM (Kernel-based Virtual Machine), and, also while setting up Linux containers. This network bridge allows virtual machines to have access to the external network and vice-versa, follow this guide to setup network bridge on CentOS 7 / RHEL 7. […]
High-Availability cluster aka Failover-cluster (active-passive cluster) is one of the most widely used cluster types in the production environment. This type of cluster provides you the continued availability of services even one of the cluster nodes fails. If the server running application has failed for some reason (hardware failure), cluster software (pacemaker) will restart the […]
Linux containers (LXC), is a lightweight operating system-level virtualization method that allows us to run multiple isolated Linux systems (containers) on a single host. LXC does not provide all the features of standard virtualization software such as VMware, VirtualBox, and KVM but rather it provides a virtual environment that has its own CPU, memory, blocks […]