Security Hardening

How to Install Apache2 on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Install Apache2 on Debian 9

Introduction Deploying install apache2 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 You will need a […]

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How to Install PostgreSQL on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install PostgreSQL on RHEL 7

How to Install PostgreSQL on RHEL 7 PostgreSQL is a powerful, open-source object-relational database system with over 30 years of active development. It is widely regarded as the most standards-compliant open-source SQL database, offering advanced features such as full ACID compliance, support for JSON and JSONB data types, table inheritance, robust indexing mechanisms, and a […]

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How to Upgrade from Debian 8 to Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Upgrade from Debian 8 to Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up upgrade from debian 8 to debian 9 on Stretch leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Stretch freeze. Follow each step carefully and […]

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How to Install MariaDB on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install MariaDB on RHEL 7

How to Install MariaDB on RHEL 7 MariaDB is a community-developed, fully open-source relational database management system that serves as the default MySQL-compatible database engine on Red Hat Enterprise Linux 7. Maintained by the original developers of MySQL, MariaDB offers full SQL compliance, excellent performance, and a rich set of storage engines. Because RHEL 7 […]

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How to Manage systemd Services on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Manage systemd Services on Debian 9

Introduction Deploying manage systemd services 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 Ensure Debian 9 […]

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How to Install MySQL 5.7 on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install MySQL 5.7 on RHEL 7

How to Install MySQL 5.7 on RHEL 7 MySQL 5.7 is one of the most widely deployed open-source relational database management systems in the world. While RHEL 7 ships with MariaDB as its default MySQL-compatible database, many production environments specifically require the Oracle MySQL 5.7 branch for compatibility with existing applications, stored procedures, or third-party […]

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

How to Configure File System Quotas on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up configure file system quotas on debian 9 on Stretch leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Stretch freeze. Follow each step carefully and […]

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How to Mount NFS Shares at Boot on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Mount NFS Shares at Boot on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up mount nfs shares at boot on debian 9 on Stretch leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Stretch freeze. Follow each step carefully […]

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How to Configure RAID with mdadm on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure RAID with mdadm on Debian 9

Introduction How to Configure RAID with mdadm 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 Set Up LVM Logical Volume Management on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Set Up LVM Logical Volume Management on Debian 9

Introduction How to Set Up LVM Logical Volume Management 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 […]

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