Dev Divyendh Dhinakaran
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Dev Divyendh Dhinakaran
I applied the preempt-rt kernel on my raspbian buster, with kernel 4.19. I followed this article [https://lemariva.com/blog/2019/09/raspberry-pi-4b-preempt-rt-kernel-419y-performance-test](https://lemariva.com/blog/2019/09/raspberry-pi-4b-preempt-rt-kernel-419y-performance-test). It was working fine until I upgraded the packages using sudo apt upgrade....