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

Hardening Docker Compose for Production: Secrets, Healthchecks, and Graceful Restarts

Transform basic development Docker Compose files into hardened, production-grade stacks featuring Docker secrets, robust healthchecks, and rolling restarts.

Containers & Orchestration2026-09-145 min read

Zero-Trust Cloud Perimeters with WireGuard Mesh and Ephemeral Bastions

Eliminate public SSH exposure across hybrid cloud environments using authenticated WireGuard peer meshes and automated cryptographic credential rotation.

Cloud Architecture2026-09-128 min read

High-Velocity Time-Series Analytics with ClickHouse on a Single VPS

Deploy and tune ClickHouse on an Intel Xeon Linux instance with High-Speed SSD to ingest millions of log rows per second with columnar compression.

Databases2026-09-128 min read

Linux Page Cache and Dirty Ratio Tuning for High-Speed I/O

Prevent I/O stalls and writeback spikes by fine-tuning vm.dirty_ratio, vm.dirty_background_ratio, and flush intervals on SSD storage.

Linux2026-09-118 min read

Preventing Disk Exhaustion with Docker Logging Drivers and Rotation Policies

Configure systemd-journald and local JSON logging drivers with strict file rotation to prevent runaway container logs from consuming VPS disk space.

Containers2026-09-118 min read

Deploying High-Throughput vLLM Inference Clusters on Dedicated GPU VPS

Optimize PagedAttention, continuous batching, and chunked prefill for serving open weights models at sub-20ms first-token latency in production.

AI Infrastructure2026-09-108 min read

Linux cgroups v2: Unified Hierarchy and Resource Isolation

Manage unified cgroups v2 controllers for CPU, memory, and I/O weight to enforce strict multi-tenant resource boundaries.

Linux2026-09-087 min read

Container Storage Deep Dive: Tuning OverlayFS and NVMe Mounts on Linux

Analyze how OverlayFS layers, upperdirs, and kernel inode caching impact container I/O performance on high-speed SSD storage.

Containers2026-09-087 min read

Distributed Agent Consensus: Coordinating Multi-Agent Workflows with Raft

Implement deterministic state transitions and consensus across autonomous LLM worker swarms using lightweight Raft protocol coordination engines.

AI Agents2026-09-078 min read

Migrating to Valkey 8 on Linux VPS: High-Throughput In-Memory Caching

Seamlessly replace Redis 7 with open-source Valkey 8 on Ubuntu 24.04, tuning multi-threaded IO and memory overcommit for zero-latency operations.

Databases2026-09-077 min read

Linux Memory Reclaim Tuning: PSI Metrics, zswap, and THP

Optimize memory pressure stall information (PSI), configure zswap compressed RAM caching, and tune Transparent HugePages for high-density servers.

Linux2026-09-056 min read

Turbocharging Container Builds with BuildKit Cache Mounts and Multi-Stage Pipelines

Accelerate Docker build times by over 80 percent using BuildKit cache mounts, scratch bases, and parallelized multi-stage pipelines on Linux VPS.

Containers2026-09-056 min read