Re: A failure in prepared_xacts test

On 29.04.24 07:11, Tom Lane wrote:
> Up to now, we've only worried about whether tests running in parallel
> within a single test suite can interact.  It's quite scary to think
> that the meson setup has expanded the possibility of interactions
> to our entire source tree.  Maybe that was a bad idea and we should
> fix the meson infrastructure to not do that.  I fear that otherwise,
> we'll get bit regularly by very-low-probability bugs of this kind.

I don't think there is anything fundamentally different in the 
parallelism setups of the make-based and the meson-based tests.  There 
are just different implementation details that might affect the likely 
orderings and groupings.