Write the A3 for Slow CI
Frame a slow-CI problem with current condition, target condition, gap, cause, and countermeasure.
Merge validation takes a median of 48 minutes and developers rerun failed builds without reading logs. Leadership wants a fix this sprint. A3 problem frame: background, current condition, target condition, gap, root cause analysis, countermeasures, follow-up. The common trap is solution jumping. Buying runners, deleting tests, or adding parallelism may help, but without the current condition the team cannot know whether the countermeasure addresses the gap. Current condition Break 48 minutes into queue 7, setup 21, test execution 9, rerun waste 11. Flake rate is 6 percent. A3 starts with facts that make the problem inspectable. The team now sees…
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