Kernel Drivers

How to Set Up ProxySQL for MySQL Load Balancing on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up ProxySQL for MySQL Load Balancing on Debian 10

Introduction This guide explains how to Set Up ProxySQL for MySQL Load Balancing on Debian 10 on Debian 10 Buster. Debian Buster uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 10 […]

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How to Set Up a VPN Server with StrongSwan IPsec on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Set Up a VPN Server with StrongSwan IPsec on RHEL 8

StrongSwan is a robust open-source IPsec VPN solution that supports IKEv2 and is well-suited for site-to-site and remote-access VPN deployments. On RHEL 8, StrongSwan is available through the EPEL repository and integrates cleanly with firewalld and the system’s certificate infrastructure. This tutorial walks through installing StrongSwan, generating PKI certificates, configuring an IKEv2 road-warrior VPN, and […]

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How to Configure Database Backups with Automysqlbackup on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure Database Backups with Automysqlbackup on Debian 10

Introduction This guide explains how to Configure Database Backups with Automysqlbackup on Debian 10 on Debian 10 Buster. Debian Buster uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 10 install with […]

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How to Install and Configure FreeIPA on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install and Configure FreeIPA on RHEL 8

FreeIPA is Red Hat’s integrated identity management solution that bundles LDAP (389 Directory Server), Kerberos, DNS, NTP, and a certificate authority into a single coherent platform. It is the upstream project for Red Hat Identity Management (IdM) and is fully supported on RHEL 8. FreeIPA dramatically simplifies managing users, groups, hosts, and policies across a […]

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How to Set Up pgBouncer Connection Pooler on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up pgBouncer Connection Pooler on Debian 10

Introduction How to Set Up pgBouncer Connection Pooler on Debian 10 is a fundamental operation for any administrator maintaining a Debian 10 Buster server. Debian 10 Buster 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 […]

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How to Configure Percona XtraBackup on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure Percona XtraBackup on Debian 10

Introduction How to Configure Percona XtraBackup on Debian 10 is a fundamental operation for any administrator maintaining a Debian 10 Buster server. Debian 10 Buster 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 10. This […]

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How to Install ClickHouse on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Install ClickHouse on Debian 10

Introduction This guide explains how to Install ClickHouse on Debian 10 on Debian 10 Buster. Debian Buster uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 10 install with the standard repositories […]

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How to Configure IPv6 Dual-Stack Networking on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Configure IPv6 Dual-Stack Networking on RHEL 8

IPv6 adoption has accelerated as IPv4 address exhaustion becomes more acute, and most modern Linux servers must support both protocols simultaneously in a dual-stack configuration. RHEL 8 ships with full IPv6 support in the kernel and in NetworkManager, making dual-stack setup straightforward with nmcli. Firewalld and the major web servers handle IPv6 natively once the […]

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How to Set Up CouchDB on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up CouchDB on Debian 10

Introduction How to Set Up CouchDB on Debian 10 is a fundamental operation for any administrator maintaining a Debian 10 Buster server. Debian 10 Buster 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 10. This […]

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How to Install and Configure Cassandra on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Install and Configure Cassandra on Debian 10

Introduction This guide explains how to Install and Configure Cassandra on Debian 10 on Debian 10 Buster. Debian Buster uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 10 install with the […]

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