Red Hat Enterprise Linux

How to Set Up a CI/CD Pipeline with Tekton on Kubernetes on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Set Up a CI/CD Pipeline with Tekton on Kubernetes on RHEL 7

How to Set Up a CI/CD Pipeline with Tekton on Kubernetes on RHEL 7 Tekton is a Kubernetes-native CI/CD framework that defines pipelines as Kubernetes Custom Resource Definitions (CRDs). Unlike Jenkins, which runs as a separate server, or GitLab CI, which requires the GitLab platform, Tekton lives entirely inside your cluster and follows standard Kubernetes […]

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How to Configure Infrastructure as Code with Pulumi on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Configure Infrastructure as Code with Pulumi on RHEL 7

How to Configure Infrastructure as Code with Pulumi on RHEL 7 Infrastructure as Code (IaC) transforms manual cloud provisioning into version-controlled, repeatable programs. While tools like Terraform use a domain-specific language, Pulumi takes a different approach: you write infrastructure definitions in real general-purpose languages — Python, TypeScript, Go, or C# — giving you the full […]

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How to Install and Use Fluentd for Log Aggregation on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install and Use Fluentd for Log Aggregation on RHEL 7

How to Install and Use Fluentd for Log Aggregation on RHEL 7 Log aggregation is a critical discipline in any production environment: raw log files scattered across dozens of servers are nearly impossible to correlate during an incident. Fluentd, distributed as the td-agent package by Treasure Data, is an open-source data collector written in Ruby […]

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How to Configure Prometheus AlertManager on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Configure Prometheus AlertManager on RHEL 7

How to Configure Prometheus AlertManager on RHEL 7 Prometheus collects and stores metrics, but on its own it cannot notify your team when something goes wrong. Alertmanager is the dedicated component that handles alert routing, deduplication, grouping, and delivery to receivers such as email, Slack, or PagerDuty. On RHEL 7, setting up Alertmanager alongside Prometheus […]

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How to Set Up a Local Container Registry with Harbor on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Set Up a Local Container Registry with Harbor on RHEL 7

How to Set Up a Local Container Registry with Harbor on RHEL 7 Harbor is a CNCF-graduated open-source container registry that extends a plain Docker registry with enterprise features: role-based access control (RBAC), replication policies, vulnerability scanning, content trust, and a web-based management UI. Running Harbor on your own RHEL 7 infrastructure means your container […]

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How to Use Makefile for Build Automation on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Use Makefile for Build Automation on RHEL 7

How to Use Makefile for Build Automation on RHEL 7 The Makefile has been a cornerstone of software build automation since the 1970s, and it remains one of the most versatile and universally available tools on any Linux system. On RHEL 7, GNU Make is installed by default as part of the base system or […]

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How to Install and Configure Drone CI on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install and Configure Drone CI on RHEL 7

How to Install and Configure Drone CI on RHEL 7 Drone CI is a lightweight, container-native continuous integration platform built around the concept of pipelines-as-code. Unlike Jenkins, which requires significant plugin management and XML configuration, Drone uses a simple YAML file (.drone.yml) stored in your repository to define every aspect of a pipeline. Drone’s server […]

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How to Install and Use Podman with Buildah on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install and Use Podman with Buildah on RHEL 7

How to Install and Use Podman with Buildah on RHEL 7 As enterprises move away from Docker and toward daemonless container tools, Podman and Buildah have emerged as the preferred container toolkit on Red Hat Enterprise Linux. Podman provides a Docker-compatible CLI for running containers without a background daemon, while Buildah specializes in constructing OCI-compliant […]

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How to Install Packer for Machine Image Automation on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install Packer for Machine Image Automation on RHEL 7

How to Install Packer for Machine Image Automation on RHEL 7 Packer, developed by HashiCorp, is an open-source tool that enables you to create identical machine images for multiple platforms from a single source configuration. Whether you are building AMIs for AWS, OVA files for VMware, or disk images for on-premises hypervisors, Packer automates the […]

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How to Set Up Vagrant and VirtualBox on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Set Up Vagrant and VirtualBox on RHEL 7

How to Set Up Vagrant and VirtualBox on RHEL 7 Vagrant is an open-source tool by HashiCorp that automates the creation, configuration, and management of virtualized development environments. Combined with VirtualBox as a hypervisor backend, Vagrant allows developers and operations engineers on RHEL 7 to spin up reproducible Linux (or Windows) virtual machines with a […]

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