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Cake day: November 7th, 2023

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  • An interrupt is an input that can be triggered to interrupt normal execution. It is used for e. g. hardware devices to signal the processor something has happened that requires timely processing, so that real-time behavior can be achieved (for variable definitions of real-time). Interrupts can also be triggered by software, and this explanation is a gross oversimplification, but that information is what is most likely relevant and interesting for your case at this point.

    The commands you posted will sort the interrupts and output the one with the highest count (via head -1), thereby determining the interrupt that gets triggered the most. It will then disable that interrupt via the user-space interface to the ACPI interrupts.

    One of the goals of ACPI is to provide a kind of general hardware abstraction without knowing the particular details about each and every hardware device. This is facilitated by offering (among other things), general purpose events - GPEs. One of these GPEs is being triggered a lot, and the processing of that interrupt is what causes your CPU spikes.

    The changes you made will not persist after a reboot.

    Since this is handled by kworker, you could try and investigate further via the workqueue tools: https://github.com/torvalds/linux/tree/master/tools/workqueue

    In general, Linux will detect if excessive GPEs are generated (look for the term “GPE storm” in your kernel log) and stop handling the interrupts by switching to polling. If that happens, or if the interrupts are manually disabled, the system might not react to certain events in a timely manner. What that means for each particular case depends on what the interrupts are being responsible for - hard to tell without additional details.





  • At 7h / day of just testing, 200k hours amount to approximately 110 years, given 260 working days per year.

    Veilguard has been in development for around 9 years, so thats about 12 “years of testing per year”, so pretty much at least 12 people doing nothing else but testing (this assumes sane working conditions - hi EA!)

    Given how long the game has been in development, what does that number even mean? How much of the stuff they wrote 9 years ago is still in place, given that players would expect the technological advancements available since 2015.

    Also, it’s supposed to be released end of October, I believe? Or has it been postponed even further (again)? Anyway, why would they claim something like that before release? That will probably backfire.



  • Same, but you were talking about NewPipe. I assume you use that on your phone.

    And while you can disable the search history there, too, it often is convenient not to have to type the name of that thing you want to listen to while you’re driving, so many people leave it enabled.