Re: Overhead for stats_command_string et al, take 2

Tom Lane wrote:
> Stefan Kaltenbrunner <stefan@kaltenbrunner.cc> writes:
> > Tom Lane wrote:
> >> It'd be interesting to compare 8.1 and HEAD for the no-overhead case;
> >> I don't think you need to redo all four cases, but I'd like to see that one.
> 
> > 8.1:    50,50,49
> > HEAD:    49,48,49
> 
> OK, so that seems comparable to my results on a dual Xeon ... probably,
> both your machine and my newer one have fast-to-read clock hardware.
> We need to get some numbers from one of the people who have complained
> about EXPLAIN ANALYZE overhead.

I'm compiling here without the assert stuff.  It takes a while ...

-- 
Alvaro Herrera                                http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.