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 Caddy web server with automatic HTTPS and reverse proxy
hostingInstall and configure Uvicorn ASGI server with systemd and reverse proxy for FastAPI applications
hostingInstall and configure Ollama for local AI models on Linux servers
devopsConfigure Linux system time synchronization with chrony and NTP hardening
linuxRecently published
Configure Kubernetes network policies for enhanced cluster security
securitySet up Kubernetes persistent volume snapshots and backup automation
devopsImplement Kafka Streams exactly-once processing semantics with Java applications
devopsImplement ClickHouse backup automation with compression and S3 integration
databasesInstall and configure Filebeat 8.15 for efficient log shipping to ELK stack
monitoringConfigure network bridge with VLAN support for virtualization
Set up Linux network bridges with VLAN tagging to create isolated network segments for virtual machines and containers. This enables advanced networking scenarios with traffic separation and trunk port functionality.
Set up Open vSwitch 3.3 for advanced virtual machine networking with VLAN and bridge configuration
Configure Open vSwitch 3.3 to create isolated virtual networks for VMs with VLAN tagging, bridge management, and advanced traffic control. Essential for virtualization environments requiring network segmentation and high-performance VM networking.
Configure network bridge interfaces for VM networking and container communication
Set up Linux network bridges to enable communication between virtual machines, containers, and physical networks. Configure bridge interfaces using netplan, bridge utilities, and implement security policies for production environments.
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