Linux Server Performance Tuning with Tuned Profiles

Linux Server Admin with Fexingo: Sysadmin, Bash, and Server Engineering · Jul 9, 2026 · 8m · transcript

Episode 100 of Linux Server Admin with Fexingo: Lucas and Luna dive into performance tuning with Tuned, the Linux systemd service that applies predefined profiles to optimize server workloads. They break down the difference between virtual-guest, throughput-performance, and latency-performance profiles using a real-world example of a PostgreSQL database server struggling with background batch jobs. Lucas explains how to change profiles, check active settings, and create custom rules for hybrid workloads. The conversation stays practical—no theory without application—and ends with a concrete…