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AI-generatedIntermittent Doctrine DBAL Connection Pool Exhaustion in Shopware 6
Diagnosing intermittent connection pool exhaustion The goal is to determine why a Shopware 6 installation occasionally fails with 502/503 errors under high load, suspected to be caused by Doctrine DBAL’s limited connection pool. Key constraints: Default pool size is 5 connections per connection type. Persistent connections are disabled by default but can be