Re: [RFC PATCH v1 00/14] mm/block: add bdi sysfs knobs

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On Mon, Oct 10, 2022 at 06:00:30PM -0700, Stefan Roesch wrote:
> 2) Part of 10000 internal calculation
>   The max_ratio is based on percentage. With the current machine sizes percentage
>   values can be very high (1% of a 256GB main memory is already 2.5GB). This change
>   uses part of 10000 instead of percentages for the internal calculations.

Why 10,000?  If you need better accuracy than 1/1000, the next step
should normally be parts per million.



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