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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Install and configure Deno for web development with systemd and reverse proxy

hosting
9,892

Install and configure Uptime Kuma for website monitoring with SSL and email alerts

monitoring
5,564

Install and configure Caddy web server with automatic HTTPS and reverse proxy

hosting
4,596

Install and configure TimescaleDB with PostgreSQL for high-performance time-series data

databases
4,004

Install and configure Ollama for local AI models on Linux servers

devops
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Recently published

Configure PostgreSQL 17 SSL encryption and certificate-based authentication

databases
5 dni temu

Set up HAProxy SSL termination with Let's Encrypt certificates

networking
1 tydzień temu

Configure HAProxy with Consul for dynamic service discovery

networking
1 tydzień temu

Configure PostgreSQL 17 connection pooling with PgBouncer for high availability

databases
2 tygodnie temu

Configure Kubernetes secrets management with External Secrets Operator and HashiCorp Vault

devops
2 tygodnie temu
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security Intermediate

Setup remote backup storage with S3-compatible encryption and automated retention policies

Configure secure, encrypted backup storage using S3-compatible providers with automated retention policies, client-side GPG encryption, and monitoring scripts for reliable data protection.

45 min 4 distros 1,002 views
security Advanced

Configure advanced iptables rules for bridge network security and container isolation

Implement comprehensive bridge network security using advanced iptables rules to isolate containers, control traffic flow, and prevent lateral movement in virtualized environments.

45 min 4 distros 1,350 views
monitoring Intermediate

Configure network monitoring with SNMP and Grafana dashboards for infrastructure visibility

Set up comprehensive network monitoring using SNMP with Prometheus and Grafana to monitor network devices, collect performance metrics, and create visual dashboards for infrastructure visibility.

45 min 4 distros 1,917 views
security Intermediate

Configure Linux audit logging for security compliance and monitoring

Set up comprehensive audit logging with auditd daemon to track file system changes, process execution, and network connections for security compliance and forensic analysis.

35 min 4 distros 1,205 views
monitoring Intermediate

Setup centralized log aggregation with Elasticsearch 8, Logstash 8, and Kibana 8 (ELK Stack)

Deploy a production-ready ELK stack for centralized log aggregation with Elasticsearch 8, Logstash 8, and Kibana 8. Configure secure log shipping from multiple sources with authentication and SSL encryption.

45 min 4 distros 1,165 views
databases Intermediate

Set up automated MySQL database backups with compression and rotation

Create production-grade MySQL backup automation with gzip compression, logrotate management, and systemd timer scheduling. Includes integrity checking and email notifications for reliable database protection.

25 min 4 distros 1,087 views
networking Beginner

Configure network interface monitoring with ICMP ping and connectivity testing

Set up automated network connectivity monitoring using ICMP ping tests with email alerts for interface failures. Create comprehensive network health checks and reporting for production systems.

45 min 6 distros 1,747 views
linux Beginner

Configure Linux cron jobs and system task scheduling with best practices

Learn to configure cron jobs and systemd timers for automated task scheduling on Linux systems with proper logging, security, and troubleshooting techniques.

25 min 6 distros 1,574 views
security Beginner

Configure Linux audit system with auditd for security compliance and file monitoring

Set up the Linux audit system with auditd to monitor file access, user activities, and system calls for security compliance. Learn to create audit rules, analyze logs, and track privilege escalations.

25 min 6 distros 1,929 views
monitoring Beginner

Install and configure Nagios Core 4.5 for network and server monitoring with web interface

Set up Nagios Core 4.5 monitoring system with Apache web interface to monitor servers, network devices, and services. Configure hosts, services, and email notifications for comprehensive infrastructure monitoring.

45 min 6 distros 1,273 views
linux Intermediate

Configure Linux system time synchronization with chrony and NTP hardening

Set up reliable time synchronization with chrony NTP client, configure secure time servers, and implement monitoring to prevent time drift on production servers.

25 min 6 distros 2,328 views
linux Intermediate

Configure Linux log rotation with logrotate and compression for system maintenance

Master log rotation with logrotate to manage disk space efficiently. Configure custom rotation policies, compression settings, and automated cleanup for applications and system logs.

25 min 6 distros 1,432 views

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