Re: [HACKERS] JIT compiling - v4.0 - Mailing list pgsql-hackers

From Robert Haas
Subject Re: [HACKERS] JIT compiling - v4.0
Date
Msg-id CA+TgmoYTyGqrusrQGZ6fzjO3zj0hFibhuarvNcsYNvgg77ao1A@mail.gmail.com
Whole thread Raw
In response to Re: [HACKERS] JIT compiling - v4.0  (Andres Freund <andres@anarazel.de>)
List pgsql-hackers
On Thu, Oct 5, 2017 at 2:57 AM, Andres Freund <andres@anarazel.de> wrote:
> master q01 min: 14146.498     dev min: 11479.05 [diff -23.24]     dev-jit min: 8659.961 [diff -63.36]
dev-jit-deformmin: 7279.395 [diff -94.34]     dev-jit-deform-inline min: 6997.956 [diff -102.15]
 

I think this is a really strange way to display this information.
Instead of computing the percentage of time that you saved, you've
computed the negative of the percentage that you would have lost if
the patch were already committed and you reverted it.  That's just
confusing.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company


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