In PostgreSQL 17, the Write-Ahead Log (WAL) subsystem received 14 performance-critical patches, reducing full backup restore times by 22% when paired with pgBackRest 2.48’s new parallel WAL replay optimization – yet 68% of production PostgreSQL teams still misconfigure WAL archival for pgBackRest, leading to 3.2 hours of average downtime per recovery incident. 📡 Hacker News Top Stories Right Now Localsend: An open-source cross-platform alternative to AirDrop (381 points) Microsoft VibeVoice: Open-Source Frontier Voice AI (160 points) Show HN: Live Sun and Moon Dashboard with NASA Footage (61 points) Deep under Antarctic ice, a long-predicted cosmic whisper breaks through (44 points) OpenAI CEO's Identity Verification Company Announced Fake Bruno Mars Partnership (194 points) Key Insights PostgreSQL 17’s new WAL compression offload reduces pgBackRest backup storage costs by 18% for 1TB+ databases pgBackRest 2.48 adds native support for PostgreSQL 17’s WAL segment pre-allocation, cutting backup initialization…