Re: 8.4 open item: copy performance regression? - Mailing list pgsql-hackers

From Kenneth Marshall
Subject Re: 8.4 open item: copy performance regression?
Date
Msg-id 20090619124000.GH23785@it.is.rice.edu
Whole thread Raw
In response to Re: 8.4 open item: copy performance regression?  ("Kevin Grittner" <Kevin.Grittner@wicourts.gov>)
List pgsql-hackers
Yes, you are right. I thought that they were absolute function
counts. The data makes more sense now.

Regards,
Ken

On Thu, Jun 18, 2009 at 07:03:34PM -0500, Kevin Grittner wrote:
> Kenneth Marshall <ktm@rice.edu> wrote: 
>  
> > What is not clear from Stefen's function listing is how the 8.4
> > server could issue 33% more XLogInsert() and CopyReadLine()
> > calls than the 8.3.7 server using the same input file.
>  
> I thought those were profiling numbers -- the number of times a timer
> checked what was executing and found it in that method.  Which
> suggests that those two methods are probably slower now than in 8.3.7,
> at least in some environments.
>  
> -Kevin
> 


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