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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47 guides

Linux

System administration, shell scripting, package management

66 guides

Hosting & Servers

Web servers, reverse proxies, SSL, domains

146 guides

Security

Firewalls, hardening, encryption, access control

45 guides

Performance

Caching, optimization, profiling, load testing

97 guides

Databases

MySQL, PostgreSQL, Redis, backups, replication

61 guides

Networking

DNS, load balancing, VPN, TCP/IP, routing

158 guides

DevOps

CI/CD, Docker, Kubernetes, automation

169 guides

Monitoring

Logging, alerting, metrics, observability

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

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Install and configure Ollama for local AI models on Linux servers

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Recently published

Configure PostgreSQL 17 SSL encryption and certificate-based authentication

databases

1 week ago

Set up HAProxy SSL termination with Let's Encrypt certificates

networking

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Configure HAProxy with Consul for dynamic service discovery

networking

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Configure PostgreSQL 17 connection pooling with PgBouncer for high availability

databases

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Configure Kubernetes secrets management with External Secrets Operator and HashiCorp Vault

devops

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"tc command" × Clear all

networking Advanced

Set up Linux network traffic shaping with tc and QoS for bandwidth management

Learn how to implement advanced network traffic control on Linux using tc (traffic control) and HTB (Hierarchical Token Bucket) queueing disciplines. This tutorial covers bandwidth limiting, QoS policies, and traffic prioritization for optimal network performance.

45 min 4 distros 716 views

networking Intermediate

Configure network traffic shaping with tc and HTB for bandwidth management and QoS

Set up hierarchical token bucket (HTB) traffic shaping with tc to control bandwidth allocation, prioritize network traffic, and implement quality of service policies for optimal network performance.

45 min 6 distros 1,830 views

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