Infrastructure tutorials
Production-grade guides for Linux, servers, security and performance. Copy-paste commands, multi-distro support, written by engineers who run this in production.
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Linux
System administration, shell scripting, package management
Hosting & Servers
Web servers, reverse proxies, SSL, domains
Security
Firewalls, hardening, encryption, access control
Performance
Caching, optimization, profiling, load testing
Databases
MySQL, PostgreSQL, Redis, backups, replication
Networking
DNS, load balancing, VPN, TCP/IP, routing
DevOps
CI/CD, Docker, Kubernetes, automation
Monitoring
Logging, alerting, metrics, observability
Most viewed
Install and configure Deno for web development with systemd and reverse proxy
hostingInstall and configure Uptime Kuma for website monitoring with SSL and email alerts
monitoringInstall and configure Caddy web server with automatic HTTPS and reverse proxy
hostingInstall and configure TimescaleDB with PostgreSQL for high-performance time-series data
databasesInstall and configure Ollama for local AI models on Linux servers
devopsRecently published
Configure PostgreSQL 17 SSL encryption and certificate-based authentication
databasesSet up HAProxy SSL termination with Let's Encrypt certificates
networkingConfigure HAProxy with Consul for dynamic service discovery
networkingConfigure PostgreSQL 17 connection pooling with PgBouncer for high availability
databasesConfigure Kubernetes secrets management with External Secrets Operator and HashiCorp Vault
devopsMonitor Jetty performance with JMX and Grafana dashboards
Set up comprehensive Jetty monitoring using JMX metrics collection with Prometheus JMX Exporter and visualize performance data through custom Grafana dashboards with automated alerting.
Monitor system time drift with Prometheus and Grafana alerts
Set up comprehensive time synchronization monitoring with Prometheus node exporter metrics, Grafana dashboards, and automated alerting to prevent system clock drift issues in production environments.
Configure Tailscale monitoring with Prometheus and Grafana dashboards
Set up comprehensive monitoring for your Tailscale mesh VPN network using Prometheus metrics collection and Grafana dashboards to track node connectivity, traffic patterns, and performance across your distributed infrastructure.
Configure backup compression and deduplication with BorgBackup and rsync for optimal storage efficiency
Set up automated backup systems with BorgBackup's advanced compression and deduplication alongside rsync strategies for maximum storage efficiency and reliable data protection.
Implement Tailscale OAuth integration with identity providers for enterprise authentication
Configure Tailscale with enterprise identity providers including SAML and OIDC authentication, implement access control policies, and manage users across distributed teams for secure zero-trust networking.
Configure backup monitoring with Prometheus and Grafana for automated infrastructure oversight
Set up comprehensive backup monitoring using Prometheus metrics collection and Grafana dashboards. This tutorial covers backup exporter configuration, custom metrics creation, and automated alerting for backup failures and performance issues.
Implement MySQL backup automation with Percona XtraBackup and systemd timers
Set up automated MySQL hot backups with Percona XtraBackup, systemd timers, compression, and encryption. Configure backup verification, retention policies, and restoration procedures for production-ready database backup automation.
Set up Linux storage monitoring with smartmontools and automated health alerts
Monitor disk health and prevent storage failures with S.M.A.R.T monitoring, automated email alerts, and custom dashboards. Covers smartd daemon configuration, health checks, and integration with monitoring systems.
Configure AWX backup and disaster recovery procedures with automated PostgreSQL snapshots and restoration
Set up comprehensive backup and disaster recovery for AWX (Ansible Tower) with automated PostgreSQL database snapshots, configuration backups, and tested restoration procedures to ensure business continuity.
Implement Consul backup and disaster recovery with automated snapshots and restoration
Set up automated Consul snapshots with GPG encryption, systemd timers, and complete disaster recovery procedures. Includes monitoring integration with Prometheus and automated restoration workflows for production environments.
Set up GitLab backup and disaster recovery with automated restoration
Configure automated GitLab backups with disaster recovery procedures and automated restoration scripts. Includes monitoring, alerting, and production-grade recovery workflows.
Configure TimescaleDB backup and recovery with pgBackRest for automated PostgreSQL protection
Set up pgBackRest with TimescaleDB for automated backups, point-in-time recovery, and database protection. Includes configuration for local and remote repositories, scheduled backups, and comprehensive restore procedures.
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