Root cause identified in four minutes

Incident closed. Missing index on the replica, found from one alert.
The trace you need is the one they sampled away.

INCIDENT 4417

service checkout-api

Family Italian on the waterfront

Trattoria da Nonna Lucia

Villa on the cliff

Every span of every trace, kept on disk, no sampling ever applied here.

8/8 services up · p99 1.20s · retention infinite

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