Kifarunix

DevOps Engineer and Linux Specialist with deep expertise in RHEL, Debian, SUSE, Ubuntu, FreeBSD... Passionate about open-source technologies, I specialize in Kubernetes, Docker, OpenShift, Ansible automation, and Red Hat Satellite. With extensive experience in Linux system administration, infrastructure optimization, information security, and automation, I design and deploy secure, scalable solutions for complex environments. Leveraging tools like Terraform and CI/CD pipelines, I ensure seamless integration and delivery while enhancing operational efficiency across Linux-based infrastructures.

Generate Wildcard SSL Certificates for Elasticsearch

Generate Wildcard SSL Certificates for Elasticsearch

Is there an easy way to generate wildcard SSL certificates for Elasticsearch? Yes, definitely. The current Elasticsearch releases, Elasticsearch 8.x, when installed, the HTTP and

Monitor Docker Swarm Node Metrics using Grafana

Monitor Docker Swarm Node Metrics using Grafana

How can I monitor Docker swarm node metrics? In this tutorial, you will learn how to monitor Docker swarm node metrics using Grafana. Prometheus node

integrate OpenShift with Active Directory for Authentication

Integrate OpenShift with Active Directory for Authentication

In this tutorial, you will learn how to integrate OpenShift with Active Directory for authentication. This setup enables users to log in to OpenShift using

encrypt ceph osd drive

How to Encrypt Data at Rest on Ceph Cluster OSD

In this tutorial, you will learn how to encrypt data at rest on Ceph Cluster OSD. Current release versions of Ceph now support data encryption

Top SQL Recovery Solutions for Database Administrators (DBAs)

Your data is crucial to your organization and you must safeguard it at any cost. For sure, you would take every protective measure to avoid

check Docker container RAM and CPU usage

How to Check Docker Container RAM and CPU Usage

How to check Docker CPU and memory usage? In this tutorial, you will learn how to check Docker container RAM and CPU usage. Just like

automate OpenShift Deployments with GitLab CI/CD pipelines

Automate OpenShift Deployments with GitLab CI/CD Pipelines

This tutorial will cover how to automate OpenShift Deployments with GitLab CI/CD pipelines. By integrating these tools, you’ll be able to streamline your deployment process,

Install VirtualBox Guest Additions on AlmaLinux

Install VirtualBox Guest Additions on AlmaLinux

Follow through this tutorial to learn how to install VirtualBox guest additions on AlmaLinux. We are installing the VirtualBox Guest additions on AlmaLinux Desktop. Installing

How To Stay Competitive In Online Marketing

How To Stay Competitive In Online Marketing

Online marketing has been a staple of all businesses, large and small, local and global, for decades at this point. As such, there isn’t much

Patch Sudo CVEs 2025-32462 & 2025-32463 using Ansible AWX

Patch Sudo CVEs 2025-32462 & 2025-32463 using Ansible AWX

In this blog post, you’ll learn how to patch sudo CVEs 2025-32462 & 2025-32463 using Ansible AWX to secure your Linux infrastructure against critical privilege

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