Postmortems, runbooks, and patterns from teams operating real production infrastructure.
shared_buffers, work_mem, max_connections, and wal_compression — the four knobs that mattered most when we migrated a 12TB streaming database.
A single custom rule cut a botnet attack from 1.2M requests per second to under 50 RPS legitimate traffic — without a captcha challenge.
Cubic is fine for static-content servers. For long-haul streaming and large file transfers, BBR wins almost every time. Here's our benchmark.