Field notes

Guides from delivery reviews

Articles rooted in application analytics for CI/CD performance and application stability—written for release owners and engineering managers.

11 May 2026

Reading lead time without vanity charts

How delivery teams in Korea separate genuine wait time from noisy averages when reviewing CI/CD performance for application releases.

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2 April 2026

What counts as a failed change when rollbacks, forward fixes, and partial outages all appear in the same release window.

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17 March 2026

Recovery time is often measured from alert to green status, yet the slowest minutes may sit in promotion rules nobody owns.

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8 February 2026

A short checklist of histories and artefacts that make a CI/CD performance review productive in the first week.

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20 January 2026

Signals that justify delaying a major release even when the build is green and the calendar is fixed.

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