# DB Version: 9.1 # OS Type: linux # DB Type: oltp # Total Memory (RAM): 8 GB # CPUs num: 4 # Connections num: 2048 # Hard drive type: hdd max_connections = 2048 shared_buffers = 2GB effective_cache_size = 6GB maintenance_work_mem = 512MB checkpoint_completion_target = 0.9 wal_buffers = 16MB default_statistics_target = 100 random_page_cost = 4 effective_io_concurrency = 2 work_mem = 1MB checkpoint_segments = 64 autovacuum = off