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# Postmortem: API Outage - Database Connection Pool Exhausted

**Date:** 2024-01-15
**Authors:** Jane Doe (On-call), John Smith (DBA)
**Status:** Complete
**Severity:** P1 (Critical)

## Summary

On January 15, 2024, our API experienced a complete outage for 25 minutes (14:32 - 14:57 UTC) affecting 100% of users. The root cause was database connection pool exhaustion triggered by a connection leak introduced in deployment v2.3.4.

**Impact:**