Re: MultiXact\SLRU buffers configuration

[Andrey Borodin]

> 7 апр. 2021 г., в 14:44, Andrey Borodin <x4...@yandex-team.ru> написал(а):
> 
> Maybe instead of fully associative cache with random replacement we could use 
> 1-associative cache?
> i.e. each page can reside only in one spcific buffer slot. If there's 
> something else - evict it.
> I think this would be as efficient as RR cache. And it's soooo fast.

I thought a bit more and understood that RR is protected from two competing 
pages in working set, while 1-associative cache is not. So, discard that idea.

Best regards, Andrey Borodin.