Re: [RFC PATCH] Introduce generalized data temperature estimation framework

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On 28.01.25 09:45, Hans Holmberg wrote:
>> I think that Direct IO could benefit too. The question here how to account dirty
>> memory pages and updated memory pages. Currently, I am using
>> folio_account_dirtied() and folio_clear_dirty_for_io() to implement the
>> calculation the temperature. As far as I can see, Direct IO requires another
>> methods of doing this. The rest logic can be the same.
> 
> It's probably a good idea to cover direct IO as well then as this is
> intended to be a generalized framework.

Especially given that most applications that really care about data 
lifetimes, write amplification etc are heavy users of direct I/O.




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