Migrating n8n from SQLite to PostgreSQL
What The n8n instance on our production server stopped processing work. One workflow, a telemetry collector that receives a stream of concurrent webhook calls, had overloaded the database and taken the whole instance down with it. The numbers when we looked: 300+ executions stuck in running state 346 executions in new state that never started 161 executions failed with LockAcquireTimeoutError The UI was slow enough to be unusable The error behind all of it: ...