Filesystem

How to Configure GEOM RAID on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure GEOM RAID on FreeBSD 15

Introduction How to Configure GEOM RAID on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet filtering, […]

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How to Configure MAC Framework on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure MAC Framework on FreeBSD 15

Introduction How to Configure MAC Framework on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet filtering, […]

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How to Enable Automatic Security Updates on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Enable Automatic Security Updates on FreeBSD 15

Introduction How to Enable Automatic Security Updates on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet […]

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How to Configure sudo for Non-Root Users on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure sudo for Non-Root Users on FreeBSD 15

Introduction How to Configure sudo for Non-Root Users on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for […]

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How to Configure Static IP on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure Static IP on FreeBSD 15

Introduction How to Configure Static IP on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet filtering, […]

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How to Use Docker Secrets and Environment Variables Securely on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Use Docker Secrets and Environment Variables Securely on RHEL 7

How to Use Docker Secrets and Environment Variables Securely on RHEL 7 One of the most common security mistakes in containerised deployments is embedding sensitive values — database passwords, API keys, TLS certificates — directly inside Dockerfiles or baking them into image layers. Because Docker images are built as a stack of read-only layers, anything […]

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How to Configure Disk Quotas on Ext4 on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure Disk Quotas on Ext4 on Debian 9

Introduction Deploying configure disk quotas on ext4 on debian 9 on a Debian 9 Stretch machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Before […]

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How to Configure XFS File System on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure XFS File System on Debian 9

Introduction How to Configure XFS File System on Debian 9 is a fundamental operation for any administrator maintaining a Debian 9 Stretch server. Debian 9 Stretch ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 9. […]

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How to Monitor Kubernetes with Prometheus and Grafana on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Monitor Kubernetes with Prometheus and Grafana on RHEL 7

How to Monitor Kubernetes with Prometheus and Grafana on RHEL 7 Operating a Kubernetes cluster without monitoring is like running a production database without logs — you will only know something is wrong after an outage has already started. Prometheus is the de facto standard for Kubernetes metrics collection, using a pull-based model where it […]

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How to Configure Btrfs File System on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure Btrfs File System on Debian 9

Introduction How to Configure Btrfs File System on Debian 9 is a fundamental operation for any administrator maintaining a Debian 9 Stretch server. Debian 9 Stretch ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 9. […]

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