Docker Compose Basics: Services, Networks, Volumes
Define multi-service stacks declaratively with Compose: services, custom networks, and named volumes for stateful apps most VPS workloads actually need.
Containers8 min read
NetBay journal
Guides for operators
Practical guides for Linux, containers, CI/CD, self-hosting, and running VPS infrastructure from Netbay Engineering.
499 articles · 24 topics
AllLinuxLinux AdministrationWindowsLinux SecurityLinux NetworkingContainersContainers & OrchestrationKubernetesCI/CDGitHubSelf-HostingBackups & DataDatabasesApp DeploymentDNS & TLSObservabilityEmailAI AgentsAI InfrastructureAPI & AutomationProxiesCloud ArchitectureHardware & PerformanceDevOps Practices
Roles, Databases, and Least-Privilege Grants
Create a login role, an owner role, and a runtime role, then grant only the schemas and tables each one actually needs inside PostgreSQL 16.
Databases9 min read
SQLite WAL Mode, Busy Timeout, Concurrent Readers
Enable WAL mode, set a busy timeout, and keep a single writer so concurrent readers stay fast without SQLITE_BUSY storms on a production VPS.
Databases8 min read
Point a Domain at a VPS Without Shooting Yourself in the Foot
Point a domain at a VPS with the right A and AAAA records, skip CNAME-at-apex traps, and keep mail plus ACME working after you cut over DNS.
DNS & TLS7 min read
Write a systemd Unit for a Node HTTP Server
Ship a Node HTTP process as a systemd service with a dedicated user, a restart policy, and a unit file that survives reboots on Ubuntu Server.
App Deployment7 min read
ProxyJump vs ProxyCommand for SSH Bastions
Prefer ProxyJump for nested SSH hops, and ProxyCommand when you need netcat, TLS wrappers, or a custom transport through a Lucknow bastion VPS.
Linux Administration8 min read
Queue-Based Decoupling With Redis on Linux VPS
Decouple HTTP from slow work with a Redis list queue, a worker unit, and retry rules so a spike in jobs cannot stall the request path on a VPS.
Cloud Architecture8 min read
Container Registries: GitHub Container Registry vs Docker Hub Basics
Understand what a container registry is and compare Docker Hub against GitHub Container Registry for hosting public and private images.
Containers & Orchestration6 min read
RAM Planning: Spotting Memory Pressure Before the OOM Killer
Learn to read memory pressure on a VPS, distinguish reclaimable cache from real usage, and size your RAM well before the OOM killer ever acts.
Hardware & Performance7 min read
AlmaLinux vs Rocky Linux: Choosing a CentOS Successor
Both rebuild RHEL source, but governance, release cadence, and tooling differ. Compare the two CentOS successors on facts that matter for production.
Linux7 min read
Nginx Reverse Proxy Setup from Scratch (Server Blocks)
A step-by-step Nginx reverse proxy from a clean VPS: install, server blocks, proxy_pass, upstreams, and the header set you need for real client IPs.
Proxies8 min read
mTLS with Client Certificates: What Proxies Need to Know
Mutual TLS verifies both sides of a connection with certificates. Learn when client certificates genuinely matter and how to enforce them at your proxy edge.
Proxies7 min read