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.

Browse by topic

Most viewed

Install and configure CockroachDB cluster with high availability and distributed SQL

databases
554

Configure network interface monitoring with ICMP ping and connectivity testing

networking
529

Install and configure ArgoCD for GitOps continuous deployment with RBAC and SSL

devops
493

Install and configure PostgreSQL 17 with performance tuning and security hardening

databases
492

Install and configure Loki for centralized log aggregation with Grafana integration

monitoring
487

Recently published

Monitor Django applications with Prometheus and Grafana for comprehensive performance insights

monitoring
3 hours ago

Configure Linux user session limits with systemd and pam_limits for resource management

linux
3 hours ago

Install and configure Graylog 5 for centralized log management with MongoDB and Elasticsearch

monitoring
3 hours ago

Set up automated MySQL database backups with compression and rotation

databases
3 hours ago

Configure Tailscale with Kubernetes cluster networking integration

networking
8 hours ago
"mysql" × Clear all
monitoring Intermediate

Monitor Django applications with Prometheus and Grafana for comprehensive performance insights

Set up comprehensive Django application monitoring using Prometheus metrics collection and Grafana dashboards. Configure django-prometheus middleware to track request metrics, database queries, and application performance with real-time alerting.

45 min 4 distros 22 views
linux Intermediate

Configure Linux user session limits with systemd and pam_limits for resource management

Learn to set up comprehensive user session resource limits using both traditional pam_limits.conf and modern systemd user slices. This tutorial covers memory, CPU, and process limits to prevent resource exhaustion on multi-user systems.

25 min 4 distros 7 views
databases Intermediate

Set up automated MySQL database backups with compression and rotation

Configure automated MySQL database backups with compression, encryption, and rotation using systemd timers. Includes monitoring and alerting for backup failures.

45 min 4 distros 8 views
security Intermediate

Configure SSH port forwarding and tunneling for secure connections

Learn to configure SSH port forwarding, remote tunnels, and SOCKS proxy for secure network connections. Set up local, remote, and dynamic port forwarding with automated monitoring and security hardening.

35 min 4 distros 13 views
hosting Intermediate

Configure Lighttpd 1.4 with multiple virtual hosts and subdomains

Set up Lighttpd web server with multiple virtual hosts, subdomain routing, SSL certificates, and performance optimization for hosting multiple websites on a single server with security hardening.

45 min 4 distros 11 views
security Intermediate

Set up OSSEC agent deployment and centralized management with automated configuration

Deploy and manage OSSEC Host-based Intrusion Detection System (HIDS) across multiple servers with centralized monitoring, automated agent configuration, and real-time security event processing for enterprise-scale infrastructure protection.

45 min 4 distros 58 views
monitoring Advanced

Integrate Zabbix 7 with network automation and orchestration tools using Ansible and Python APIs

Build comprehensive network automation workflows by integrating Zabbix 7 monitoring with Ansible playbooks and custom Python scripts. This tutorial covers API authentication, automated host provisioning, and dynamic monitoring configuration for enterprise infrastructure management.

45 min 4 distros 68 views
monitoring Advanced

Monitor MariaDB Galera cluster with Prometheus and Grafana for high availability insights

Configure comprehensive monitoring for MariaDB Galera clusters using Prometheus exporters and Grafana dashboards to track cluster health, replication status, and performance metrics with automated alerting for production environments.

45 min 4 distros 23 views
databases Intermediate

Implement MariaDB connection pooling with ProxySQL for high availability

Set up ProxySQL as a connection pooling proxy for MariaDB to improve performance and provide high availability. Configure backend server management, connection pooling rules, and monitoring for production workloads.

45 min 4 distros 96 views
databases Intermediate

Configure MongoDB 8.0 backup automation with systemd timers and compression

Set up automated MongoDB 8.0 backups with systemd timers, compression, and retention policies. Includes monitoring and alerting for backup failures across Ubuntu, Debian, AlmaLinux, and Rocky Linux systems.

45 min 4 distros 43 views
security Intermediate

Configure Linux user and group management with sudo access control

Learn to create and manage Linux users and groups with proper sudo access control, security hardening, and monitoring. This comprehensive guide covers account creation, group membership management, sudo configuration, and security best practices for production environments.

45 min 4 distros 102 views
monitoring Intermediate

Configure Netdata alerts with Slack and Microsoft Teams for real-time monitoring notifications

Set up comprehensive Netdata alerting with Slack and Microsoft Teams integration. Configure custom alert thresholds, webhook notifications, and automated monitoring responses for real-time system health alerts.

25 min 4 distros 147 views

Need help?

Don't want to manage this yourself?

We handle infrastructure for businesses that depend on uptime. From initial setup to ongoing operations.

Talk to an engineer