All three of these do nothing unless logging_collector is on; they describe the files the collector writes. Where, what they’re called, and who can read them. T
PostgreSQL's logging collector is a small pipe-based daemon that prevents message loss and garbling—but turning it on requires a restart, which you'll want on…
Watch PostgreSQL's housekeeping in action: three logging parameters that reveal checkpoint costs, autovacuum trouble, and work_mem problems—and why two of them…