Random System Freezes XFCE linux59

  1. As you didn’t specify REISUB, please read this:
    [HowTo] reboot / turn off your frozen computer: REISUB/REISUO

  2. Kernel 5.9 is EOL. Try 5.4 Long Time Support (LTS) first and then try 5.10 (next LTS candidate)

  3. If that does not help, please cold boot into Manjaro and see if that helps because of this:

  4. If that still doesn’t help, open a terminal and run this:

    watch --interval=3 'free --human'
    

    because of this:

    and ensure you’re not running out of memory (OOM) as “no swap” = “freeze” when running OOM.

Let’s start there…