Learn the trending tools, troubleshooting guides, and how-to to become a better Sysadmin. You’ll find articles covering Linux, Windows, Docker, Kubernetes, Ansible, Web & Application servers, and many more.
Total 157 articles.
In the previous article, we explored some of the popular SQL clients, and here, let’s discuss NoSQL clients for efficient administration and development. Databases are the heart of almost every Internet and enterprise application I can think of. The demands for scale, speed, and fast application development have brought a novel breed of NoSQL databases….
Getting warning about “setting locale failed” while executing Perl on CentOS 8? I was trying to run Nikto and got this error. [[email protected] program]# ./nikto.pl -h $IPADDRESS perl: warning: Setting locale failed. perl: warning: Please check that your locale settings: LANGUAGE = (unset), LC_ALL = (unset), LC_CTYPE = “UTF-8”, LANG = “en_US.UTF-8” are supported and…
The realm of cybersecurity and networking is intriguing yet interesting, involving areas you must explore to benefit your business in many ways. Speaking of network information, the inclusion of internet protocols or IP addresses is one of the important parts of the Internet. Similarly, ASN is a related term in this regard that you must…
DNF is the default package management system on most RPM-based Linux distributions now. DNF downloads packages from repositories installs, uninstall, and updates packages. It performs automatic dependency resolution for packages you are installing, updating, or removing and installs all packages needed to fulfill dependency requirements. On Fedora, it has been the default package manager since…
Let’s explore some of the best Kubernetes tutorials to learn from scratch and become an expert. Each listed tutorial in this article is well researched and reviewed. It will give you a fair and depth knowledge of practical use cases. Introduction In the previous article, we learned about DevOps and its importance. We also discussed…
In this tutorial, I will talk about Prometheus and Grafana. You will learn to install both on CentOS/RHEL and understand how to use Prometheus and Grafana to monitor the Linux server. Introduction Grafana is a leading time-series, an open-source platform for visualization and monitoring. It allows you to query, visualize, set alerts, and understand metrics…
The default system and service manager for most Linux distributions now is systemd. The systemd process replaces the SysV init. It runs as the first process after the kernel boot and is responsible for bringing the Linux host up to the state where it can be used. It is responsible for starting and managing the…
Let’s talk about some of the best practices you should follow while using containers. Containerization is widely being used across several organizations to deploy applications inside a container. These containers are popular because they are very lightweight. To leverage the most out of containers, you should follow some best practices while you are working with…
This article gives you a fair understanding of the Docker Desktop for Windows and MAC users. We will learn the installation of Docker Desktop on Windows and Mac machines. Post-installation, we will also try to perform some of the Docker operations. Let’s get it started… Getting Started Docker Desktop is a native desktop application designed…
Let’s compare Docker and Kubernetes to see where these two stands against each other. We will also talk about some of the alternatives to the orchestration tools other than Kubernetes. We will further go and dig the comparison between Docker Swarm and Kubernetes in detail. What is Docker? It might look to an unripe eye…
