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Deployment, operations, and cost evidence
Check readiness and recovery before promoting a new version.
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Deployment, operations, and cost evidence
Check readiness and recovery before promoting a new version.
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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
Check readiness and recovery before promoting a new version.
What appears on screen
Check readiness and recovery before promoting a new version.
0:06 · The idea
A process being alive does not mean it is ready to serve the task. Check its configuration and required behavior. Keep a tested route back to a compatible previous version.
What appears on screen
A process being alive does not mean it is ready to serve the task. Check its configuration and required behavior. Keep a tested route back to a compatible previous version.
0:20 · One useful term
Readiness check. A test that a service can perform its required job, not merely that its process is running.
What appears on screen
A test that a service can perform its required job, not merely that its process is running.
0:30 · A worked example
Version two fails readiness after a configuration change. The simulator blocks promotion and restores version one. It records recovery time and checks that no sample secret is embedded.
What appears on screen
Version two fails readiness after a configuration change. The simulator blocks promotion and restores version one. It records recovery time and checks that no sample secret is embedded.
0:45 · Your turn to think
Does a running but incompatible process count as ready? Pause and decide before continuing.
What appears on screen
Does a running but incompatible process count as ready? Pause the video if you need more time.
1:02 · Why this answer works
No. Check the actual task and configuration. If recovery fails, inspect compatibility between code, artifacts and data.
What appears on screen
No. Check the actual task and configuration. If recovery fails, inspect compatibility between code, artifacts and data.
1:15 · Check 1
Separate configuration from code.
What appears on screen
Separate configuration from code.
1:20 · Check 2
Check readiness before promotion.
What appears on screen
Check readiness before promotion.
1:25 · Check 3
Test rollback compatibility.
What appears on screen
Test rollback compatibility.
1:30 · 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.
What appears on screen
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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