Re: [HACKERS] Cutting initdb's runtime (Perl question embedded)

Andres Freund <andres@anarazel.de> writes:
> On 2017-04-17 17:49:54 +0100, Dagfinn Ilmari Mannsåker wrote:
>> I threw Devel::NYTProf at it and picked some more low-hanging fruit.

> I'm a bit doubtful about improving the performance of genbki at the cost
> of any sort of complication - it's only executed during the actual
> build, not during initdb...  I don't see much point in doing things like
> 3) and 4), it's just not worth it imo.

Yeah, it's only run once per build, or probably even less often than that
considering we only re-run it when the input files change.  I could get
interested in another 20% reduction in initdb's time, but not genbki's.
        regards, tom lane