As Docker usage and adoption is growing faster and faster, monitoring Docker container images is becoming more challenging. As multiple Docker container images are getting created day-by-day, monitoring them is very important. There are already some in built tools and technologies, but configuring them is … Read more
Introduction Docker is playing very critical role as both a packaging format for the applications and a unifying interface and methodology that enables the application team/s to own the Docker-formatted container images (Note: It is assumed that including all dependencies). This has made Docker as … Read more
In this blog post, we will cover how to install OTRS (Community Edition) on RHEL 8 or Rocky Linux 8 or AlmaLinux 8. OTRS is a free and open source ticketing tool available for Linux like operating systems. OTRS stands for “Open Source Trouble Ticket … Read more
As we all know that squid is a caching proxy server which supports the protocols like HTTP, HTTPS, FTP and more. In other words, squid is known as a web proxy server which helps the ISPs and other organization to reduce their bandwidth and it … Read more
KVM is virtualization module that is loaded inside the Linux kernel and then linux kernel start working as a KVM hypervisor. KVM stands for Kernel based Virtual Machine. Before start installing KVM on any Linux System we have to make sure that our system’s processor … Read more
Ceph is free and open source distributed storage solution through which we can easily provide and manage block storage, object storage and file storage. Ceph storage solution can be used in traditional IT infrastructure for providing the centralize storage, apart from this it also used … Read more
Kubernetes is a free and open source container orchestration tool. It is used to deploy container based applications automatically in cluster environment, apart from this it also used to manage Docker containers across the kubernetes cluster hosts. Kubernetes is also Known as K8s. In this … Read more
In this post, we will demonstrate how to resize openstack instance from command line. Being a cloud administrator, resizing or changing resources of an instance or virtual machine is one of the most common tasks. In Openstack environment, there are some scenarios where cloud user … Read more
Devstack is a collection of scripts which deploy the latest version of openstack environment on virtual machine, personal laptop or a desktop. As the name suggests it is used for development environment and can be used for Openstack Project’s functional testing and sometime openstack environment … Read more
SOS is a tool which is used to collect all the system configuration, logs and diagnostic information and archive it into a single file. Sosreport is generally required for technical support engineers and developers to identify fault and sometimes it is also used for debugging … Read more
VirtualBox is a free and open source Virtualization tool that allows to run multiple virtual machines at same time on your Linux and Windows desktop or laptop. VirtualBox is generally used at desktop level and new users can easily use this tool because of its … Read more
Mail Server is one of the important and critical Server for any organization as most of business communication done via emails only. In Open source world there are couple of free email server but Zimbra is one of the leading mail servers. Zimbra Mail Server … Read more
