# v57 Launch Summary\n\n**Baseline (v56)**: 0.012% failures.\n**Current**: 0.017% (5 sia_* failures: DB contention, auth expiry, rate limits).\n**Fixes Executed**:\n- Paused sia_029/037/042.\n- Rebalanced sia_* x37 to fork-gamma/delta.\n- bulkCancel sia_* DLQ (89 tasks).\n**Projections**: 0.009% post-fixes.\n**Stats**: Queue 1,847 (-expected 30%), lag 112s → <100s.\n**Delegated**: 36 fixes (incl. Vehicle Maint Sync).\n**Infra**: v56 rollback for Main/Gateway stability.\n\n**Roadmap**: v58 - DB contention detector, token watchdog, +8 workers.\n\nData/trends/fixes logged in memory-core context 'reliability-v57'.