Nixpacks vs Buildpacks vs Dockerfile: Which Build Tool in 2026?
Nixpacks (used by Railway), Buildpacks (used by Heroku/Cloud Native), and Dockerfile are three ways to build container images. Honest comparison for DevOps engineers.
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The DevOps Knowledge Base
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Page 30 of 91
Prometheus Pushgateway vs Pull Model: When to Use Each
Prometheus pulls metrics by default. The Pushgateway lets short-lived jobs push metrics. Here's exactly when each model fits and when you should NOT use Pushgateway.
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What is a Linux Process and Thread? Explained Simply for DevOps Engineers
Processes, threads, PIDs, and signals — these come up constantly in DevOps work. Here's a clear explanation with real examples you'll actually use.
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Build an AI GitHub Issue Triage Bot with Claude API
Automatically label, prioritize, and route GitHub issues using Claude API. Save your team hours of manual triage every week with this Python bot.
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5 min readRead
How to Build a DevOps Portfolio Website That Gets You Hired in 2026
A personal portfolio website is the highest-ROI career investment for DevOps engineers. Here's exactly what to build, what to include, and what to skip.
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4 min readRead
Earthly Review 2026: CI/CD Build Tool That Actually Works Everywhere
Honest review of Earthly after using it for Docker-based builds across GitHub Actions, GitLab CI, and local development. What it solves and where it falls short.
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FluxCD Reconciliation Failing or OOMKilled: How to Fix It
FluxCD source-controller or kustomize-controller getting OOMKilled or stuck in reconciliation loop? Here's how to diagnose and fix it.
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Deploying Multi-Modal LLMs with Vision in Production: A Practical Guide
Serving vision-enabled LLMs (Claude Vision, GPT-4V) in production requires different patterns from text-only models. Here's how to handle images, latency, and cost at scale.
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Victoria Metrics vs Thanos vs Cortex: Which Long-Term Prometheus Storage?
Prometheus doesn't scale to multi-cluster, long-term storage on its own. Compare Victoria Metrics, Thanos, and Cortex to pick the right solution for your scale.
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4 min readRead