#Performance Tuning — Kunal Ganglani

postgres psql terminal linux server — illustration for article on Transparent Huge Pages + Postgres: Stop

Transparent Huge Pages + Postgres: Stop P99 Latency Cliffs

THP isn’t “free performance” for Postgres. Here are the exact Linux settings to avoid p99 latency cliffs, plus a validation loop and Kubernetes guardrails.

postgresql database server terminal linux — illustration for article on PostgreSQL Performance Halved on Linux Kernel

Technology

PostgreSQL and THP on Linux Kernel 6.8: Diagnose and Fix

Transparent Huge Pages set to always can stall PostgreSQL backends during memory compaction. How to check THP and mTHP on Linux Kernel 6.8, fix them, and make the fix survive reboots.

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