Weekly SysAdmin Digest

Level Up Your
SysAdmin
Game

Weekly curated guides, tips, and tools for system administrators. From Kubernetes to bash scripts — we cover what actually matters.

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sysadmin@newsletter ~ $ $ systemctl status nginx ● nginx.service - active (running) Loaded: loaded (/lib/systemd/system/nginx) $ docker ps --format '{{.Names}}' newsletter_app postgres_db $ Kubernetes Docker Linux Ansible

What's Inside
Every Issue

Curated from Hacker News, Reddit, GitHub, and top SysAdmin blogs — filtered for signal, not noise.

Practical Guides

Step-by-step tutorials you can apply immediately. No fluff — working solutions for real-world problems, tested in production.

Curated Content

We filter HN, Reddit, GitHub, and RSS feeds to surface the best SysAdmin content of the week — so you don't have to.

Real-World Focus

Linux, Docker, Kubernetes, networking, automation, observability, and security — from practitioners who run production systems.

5-Minute Read

Concise, actionable content. Read the full digest in under 5 minutes, then go implement it in your environment.

Topics We
Cover

Everything a modern SysAdmin needs — from core Linux to cloud-native infrastructure.

01

Security & Hardening

SSH best practices, Linux hardening, firewall config, CVE patches, and network security deep dives.

02

Containers & Orchestration

Docker, Kubernetes, Helm, container networking, and production deployment patterns.

03

Monitoring & Automation

Prometheus, Grafana, alerting, Ansible playbooks, Terraform IaC, and CI/CD pipeline best practices.

Linux hardening Docker / containers Kubernetes Bash automation Nginx / HAProxy SSH best practices Monitoring & alerting PostgreSQL tuning CI/CD pipelines Network security Systemd deep dives Backup strategies Ansible playbooks Terraform / IaC