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Observability, safe logging, and incident response
Contain a failing route and prove that recovery works.
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Observability, safe logging, and incident response
Contain a failing route and prove that recovery works.
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Source-based teaching example · Fictional data · Reviewed 2026-10-03. Microsoft Mark · locally synthesized. On a small screen, use fullscreen for diagram details or read the transcript.
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0:00 · What you will learn
Contain a failing route and prove that recovery works.
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Contain a failing route and prove that recovery works.
0:06 · The idea
Protect the affected path before continuing the investigation. Preserve required evidence and its timing. After returning to the earlier release, called rollback, or making a repair, repeat both blocked-access and normal cases.
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Protect the affected path before continuing the investigation. Preserve required evidence and its timing. After returning to the earlier release, called rollback, or making a repair, repeat both blocked-access and normal cases.
0:24 · One useful term
Incident response. The defined process for containing, investigating and recovering from a harmful system event.
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The defined process for containing, investigating and recovering from a harmful system event.
0:34 · A worked example
The training incident adds cross-tenant denial events and worse source support after a release. The operator pauses promotion, contains the route and verifies recovery after rollback.
What appears on screen
The training incident adds cross-tenant denial events and worse source support after a release. The operator pauses promotion, contains the route and verifies recovery after rollback.
0:49 · Your turn to think
Does a service restart prove recovery? Pause and decide before continuing.
What appears on screen
Does a service restart prove recovery? Pause the video if you need more time.
1:05 · Why this answer works
No. The original failure checks and normal behavior must pass again. Do not rewrite the incident record.
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No. The original failure checks and normal behavior must pass again. Do not rewrite the incident record.
1:15 · Check 1
Contain the affected path.
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Contain the affected path.
1:20 · Check 2
Preserve original evidence and timing.
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Preserve original evidence and timing.
1:25 · Check 3
Add the failure to regression tests.
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Add the failure to regression tests.
1:31 · Now try a different case
Open the lesson and try its different practice case. Use every check in the full task. Watching alone does not mark the lesson complete.
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Open the lesson Try the new case Check and revise The full task and its requirements are in the linked lesson.
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