My screen keeps flickering and showing me background apps

[filo]

This is a fantastic tutorial. Quite “demanding” but also great for learning in general, the approach and the hints.

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…