Whole system runs sluggish, game are stuttering, gamesound is hicking

[filo]

You could start working with this troubleshooting guide

Troubleshooting System Stutter, Lags, Freezes, and Hangs

Index of FAQ contents: Prologue Primary Diagnostic Steps Hardware Troubleshooting BTRFS Specific Tips Kernel Parameters I/O Schedulers Performance Tuning Packages Troubleshooting Installed Packages Required Information X11 vs Wayland ? Troubleshooting Prologue: Important forum threads regarding this topic to read: Disk IO reaches 100%, causing system hangs Temporary system hangs/freezes when updating Load over the CPU is too High | SLOW Response | Freezing | Hang | Crash If y…

Given that

@RandomLegend

Since yesterday, out of the blue, my system started to become sluggish and slow. Kinda. I did not install anything new, no system upgrade, no new game or anything.

I’d consider especially the steps focused on disk status, btrfs check, balancing, etc.
But there’s also a lot of other stuff…