Re: ARC patent - Mailing list pgsql-hackers

From Mark Kirkwood
Subject Re: ARC patent
Date
Msg-id 41F06F0A.4040609@coretech.co.nz
Whole thread Raw
In response to Re: ARC patent  (Simon Riggs <simon@2ndquadrant.com>)
List pgsql-hackers
Simon Riggs wrote:
> On Thu, 2005-01-20 at 23:17 +1100, Neil Conway wrote:
> (snippage)
>>For 8.0.x, I wonder 
>>if it would be better to just replace ARC with LRU.
>>
>> Sequential scans will still flood 
>>the cache, but I don't view that as an enormous problem. 
> 
> Agree with everything apart from the idea that seq scan flooding isn't
> an issue. I definitely think it is.
> 
Is it feasible to consider LRU + a free-behind or seqscan hint type of 
replacement policy?

regards

Mark



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