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It failed, but the exit code was 0

From Python script to ops tool — exit codes, retries, metrics, tests

중급 · Lessons 12 · Lab 4

Curriculum

Exit code 0 is a promise

Exit code 0 is a promise reading
Make the exit code tell the truth lab
Quiz: exit codes and the two outputs quiz

The retry caused the second outage

Reading 5,000 log lines without a spreadsheet

Pin the bug down with a test

Pin the bug down with a test reading
Nail the failure down as a test lab
Quiz: reproduce, fix, leave evidence quiz

Reference docs