# [Test] Debugging a slow production release

A dummy engineering note for checking the blog index, topic filters, reading metadata and first-party article layout.

Canonical URL: https://justine.kizhak.com/blog/test-debugging-a-slow-production-release

Published: 2026-07-26T00:00:00.000Z

Updated: 2026-07-26T00:00:00.000Z

Primary question: How do you diagnose and shorten a slow production release?

## Direct answer

Measure each release stage independently, remove avoidable serialization and keep the feedback loop visible to the engineers making the change.

This is a dummy article created to verify the complete Sanity-to-Next.js publishing path. It is safe to edit or delete after testing.

Start with the release boundary

When a release feels slow, first separate build time, deployment orchestration and application startup. Treating them as one number hides the part of the system that actually needs attention.

Measure before changing the pipeline

Capture a small baseline, change one constraint and compare the same stages again. The goal is not a dramatic dashboard. It is a repeatable explanation for where time goes.

What this test covers

Featured treatment on the blog index

Topic filtering and reading-time metadata

Portable Text headings, paragraphs and lists

## Frequently asked questions

### What should you measure first in a slow release?

Start with elapsed time at every stage and the time spent waiting between stages. Queue time often reveals more than execution time.

### Should every release step run in parallel?

No. Parallelise independent checks, but preserve ordering where one result changes the safety of the next action.