Ravi Sir's Cards › AWS
Shadow before serve
This interview card covers Shadow before serve. Flipping 100% on day one hides behavioral diffs until outage. Mirror traffic to Lambda, compare, then ramp served percentage. MNC — what do you compare in shadow mode?
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What this card says
What it is
Flipping 100% on day one hides behavioral diffs until outage.
Why it matters
Mirror traffic to Lambda, compare, then ramp served percentage.
shadow
How / example
MNC: what do you compare in shadow mode?
MNC: shadow.