Re: patch for new feature: Buffer Cache Hibernation - Mailing list pgsql-hackers

From Tom Lane
Subject Re: patch for new feature: Buffer Cache Hibernation
Date
Msg-id 25773.1318788760@sss.pgh.pa.us
Whole thread Raw
In response to Re: patch for new feature: Buffer Cache Hibernation  (Greg Stark <stark@mit.edu>)
List pgsql-hackers
Greg Stark <stark@mit.edu> writes:
> On Fri, Oct 14, 2011 at 4:29 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> Right. �I think this one falls into my class #2, ie, we have no idea how
>> to implement it usefully. �Doesn't (necessarily) mean that the core
>> concept is without merit.

> Hm. given that we have an implementation I wouldn't say we have *no*
> clue.  But there are certainly some parts we don't have consensus yet
> on. But then working code sometimes trumps a lack of absolute
> consensus.

In this context "working" means "shows a significant performance
benefit", and IIRC we don't have a demonstration of that.  Anyway this
was all discussed back in May.
        regards, tom lane


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