Re: New instability in stats regression test

Hi,

On 2023-11-27 15:49:01 +0530, Bharath Rupireddy wrote:
> On Mon, Nov 27, 2023 at 8:26 AM Michael Paquier <michael@paquier.xyz> wrote:
> > but two resets done on the same shared stats type would still
> > be prone to race conditions without all the previous activity done in
> > the tests (like pg_stat_wal).
> 
> Can running stats.sql in non-parallel mode help stabilize the tests as-is?

I think that'd be a cure *way* worse than the disease. Having concurrent stats
activity isn't exactly uncommon. And because of checkpoints, autovacuum etc,
you'd still have rare situations of concurrency.

Greetings,

Andres Freund