Re: Moving postgresql.conf tunables into 2003...

From: Tom Lane
Subject: Re: Moving postgresql.conf tunables into 2003...
Date: ,
Msg-id: 12705.1057290729@sss.pgh.pa.us
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In response to: Re: Moving postgresql.conf tunables into 2003...  (Josh Berkus)
List: pgsql-performance

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Moving postgresql.conf tunables into 2003...  (Sean Chittenden, )
 Re: Moving postgresql.conf tunables into 2003...  (Rod Taylor, )
  Re: Moving postgresql.conf tunables into 2003...  (Sean Chittenden, )
 Re: Moving postgresql.conf tunables into 2003...  ("scott.marlowe", )
  Re: Moving postgresql.conf tunables into 2003...  (Brian Hirt, )
   Re: Moving postgresql.conf tunables into 2003...  (Sean Chittenden, )
    Re: Moving postgresql.conf tunables into 2003...  (Matthew Hixson, )
  Re: Moving postgresql.conf tunables into 2003...  (Sean Chittenden, )
   Re: Moving postgresql.conf tunables into 2003...  (Tom Lane, )
    Re: Moving postgresql.conf tunables into 2003...  (Sean Chittenden, )
 Re: Moving postgresql.conf tunables into 2003...  ("Michael Mattox", )
  Re: Moving postgresql.conf tunables into 2003...  (Sean Chittenden, )
   Re: Moving postgresql.conf tunables into 2003...  (Martin Foster, )
   Re: Moving postgresql.conf tunables into 2003...  (Bruce Momjian, )
 Re: Moving postgresql.conf tunables into 2003...  (Ron, )
 Re: Moving postgresql.conf tunables into 2003...  (Tom Lane, )
  Re: Moving postgresql.conf tunables into 2003...  (Sean Chittenden, )
   Re: Moving postgresql.conf tunables into 2003...  (Rod Taylor, )
   Re: Moving postgresql.conf tunables into 2003...  (Manfred Koizar, )
    Re: Moving postgresql.conf tunables into 2003...  (Sean Chittenden, )
     Re: Moving postgresql.conf tunables into 2003...  (Manfred Koizar, )
      Re: Moving postgresql.conf tunables into 2003...  (Sean Chittenden, )
       Re: Moving postgresql.conf tunables into 2003...  (Tom Lane, )
        Index correlation (was: Moving postgresql.conf tunables into 2003... )  (Manfred Koizar, )
     Use of multipart index with "IN"  (Rob Messer, )
      Re: Use of multipart index with "IN"  (Tom Lane, )
 Re: Moving postgresql.conf tunables into 2003...  (Josh Berkus, )
  Re: Moving postgresql.conf tunables into 2003...  (Tom Lane, )
  Re: Moving postgresql.conf tunables into 2003...  (Tom Lane, )
  Re: Moving postgresql.conf tunables into 2003...  (Tom Lane, )
  Re: Moving postgresql.conf tunables into 2003...  (Sean Chittenden, )
   Re: Moving postgresql.conf tunables into 2003...  (Josh Berkus, )
    Re: Moving postgresql.conf tunables into 2003...  (Sean Chittenden, )
     Re: Moving postgresql.conf tunables into 2003...  (Josh Berkus, )
   Re: Moving postgresql.conf tunables into 2003...  ("Matthew Nuzum", )
    Re: Moving postgresql.conf tunables into 2003...  (Michael Pohl, )
     Re: Moving postgresql.conf tunables into 2003...  (Martin Foster, )
     Re: Moving postgresql.conf tunables into 2003...  (Bruce Momjian, )
    Re: Moving postgresql.conf tunables into 2003...  (Chris Travers, )
     Re: Moving postgresql.conf tunables into 2003...  ("Jim C. Nasby", )
   Re: Moving postgresql.conf tunables into 2003...  (Andrew Sullivan, )
    Re: Moving postgresql.conf tunables into 2003...  ("Matthew Nuzum", )
     Re: Moving postgresql.conf tunables into 2003...  ("Michael Mattox", )
     Re: Moving postgresql.conf tunables into 2003...  (Tom Lane, )
      Re: Moving postgresql.conf tunables into 2003...  (Kaarel, )
       Re: Moving postgresql.conf tunables into 2003...  ("scott.marlowe", )
        Re: Moving postgresql.conf tunables into 2003...  (Martin Foster, )
  Re: Moving postgresql.conf tunables into 2003...  ("Matthew Nuzum", )

Josh Berkus <> writes:
> Sean Asks:
>> What are the odds of going through and revamping some of the tunables
>> in postgresql.conf for the 7.4 release?

> Poor.  The time to do this would have been 3 weeks ago, when I
> announced that I was re-organizing them and that Bruce was changing
> many names.  We're past Feature Freeze now, and we have a *lot* of
> bug-checking to do with the back-end changes.

FWIW, I think what Sean is suggesting would amount purely to a
documentation change, and as such would be perfectly legitimate during
beta.  However, I quite agree with your point that we are far from
having a consensus on good numbers to put in.  To get to consensus will
take a lot more work on benchmarking than we've done to date.

            regards, tom lane


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