Redis maxmemory and Eviction Policies by Workload
Set maxmemory before Redis eats the VPS, then pick allkeys-lru, volatile-ttl, or noeviction so the eviction policy matches cache, session, or queue data.
Databases8 min read
NetBay journal
Guides for operators
Practical guides for Linux, containers, CI/CD, self-hosting, and running VPS infrastructure from Netbay Engineering.
599 articles · 24 topics
AllLinuxLinux AdministrationWindowsLinux SecurityLinux NetworkingContainersContainers & OrchestrationKubernetesCI/CDGitHubSelf-HostingBackups & DataDatabasesApp DeploymentDNS & TLSObservabilityEmailAI AgentsAI InfrastructureAPI & AutomationProxiesCloud ArchitectureHardware & PerformanceDevOps Practices
Alertmanager: Page Yourself Without Alert Fatigue
Wire Prometheus to Alertmanager with grouping, inhibit rules, and a for duration so a single VPS pages you for real faults, not for every blip.
Observability9 min read
systemd Restart=always for Python App Services
Ship a Python app as a systemd unit with Restart=always, or use a socket unit, so the process comes back after crashes without a babysitter.
App Deployment7 min read
Docs Q&A Agent Over a Markdown Tree on Disk
Index a runbook markdown tree on the VPS and answer ops questions with file-and-heading citations, refusing anything the docs do not actually say.
AI Agents8 min read
Stateless App Processes Plus Stateful Disks
Keep workers disposable and put sessions, uploads, and Postgres on named disks so a restart or deploy never depends on files left in the process tree.
Cloud Architecture8 min read
Centralized Auth for Your Homelab with Authelia
Put one authentication layer in front of all self-hosted apps with Authelia so every public tool shares the same login, 2FA, and access rules.
Self-Hosting8 min read
ReAct vs Plan-Then-Act Loops for Ops Bots
Choose ReAct when the next check depends on live output, and use plan-then-act when an ops bot on a Linux VPS must not improvise during writes.
AI Agents8 min read
Alpine Linux: When a 130 MB Distro Is the Right Choice
What musl, BusyBox, and apk actually buy you on a 130 MB distro, where Alpine shines on a VPS, and where it bites back with glibc and systemd assumptions.
Linux6 min read
Matrix Strategy in GitHub Actions: Multiple OSs and Versions
Run several operating systems and runtime-version combinations with the GitHub Actions matrix strategy, plus include, exclude, fail-fast and parallel limits.
GitHub7 min read
Pagination in REST APIs: Cursor vs Offset
Offset paging is easy and drifts at scale; cursor paging stays stable for growing data. How each works, and how to design the metadata.
API & Automation7 min read
Chunk Markdown and Code for RAG on a VPS
Split markdown by headings and code by functions so RAG retrieves complete units instead of random 512-token windows on your private VPS corpus.
AI Infrastructure8 min read
AppArmor vs SELinux: Mandatory Access Control Explained
Understand how AppArmor and SELinux confine processes under mandatory access control and choose the MAC layer that fits your distro and density.
Linux Security8 min read