Re: Weird failure in explain.out with OpenBSD

Michael Paquier <michael@paquier.xyz> writes:
> Buildfarm member gombessa just had an interesting failure:
> - Execution Time: N.N ms
> + Execution Time: -N.N ms
> Not sure what to think about that, as this implies the calculation of
> a negative execution time.

Yeah, I saw that.  I notice that gombessa uses

        'HEAD' => [
                    'force_parallel_mode = regress'
                  ]

so my guess is that something messed up in transmitting or combining a
parallel worker's execution time.  No idea how to narrow it down more
than that.

            regards, tom lane