“cost-aware rerank_pool scale sweep (pg_vectorsearch PR #252, 938d068)”
cohere-1m | 2026-10-08 | c8g.medium, unknown, 1 vCPU, 2 GB
PG 18.6 | shared_buffers=512 MB | work_mem=16 MB | max_parallel_maintenance_workers=1 | pgvector 0.8.7