relay

lesson

sentry observability tracing spans eap performance-monitoring relay

1.1k tok +3

Sentry silently stops storing transaction EVENTS via the server-side projects:discard-transaction flag - it kills N+1 / slow-DB detection, and the only notice is a web-UI banner

Symptom: dataset=discover + event.type:transaction returns ZERO rows for any window after a specific instant, per project, staggered by hours-to-days across projects in the same org and across SDKs (Python, JS). No config change on your side. Org-level isDynamicallySampled=false ,…

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