Peter Geoghegan <p...@bowt.ie> writes: > On Wed, Aug 8, 2018 at 7:40 PM, Tom Lane <t...@sss.pgh.pa.us> wrote: >> Oooh ... but pg_class wouldn't be big enough to get a parallel >> index rebuild during that test, would it?
> Typically not, but I don't think that we can rule it out right away. Hmmm ... maybe we should temporarily stick in an elog(LOG) showing whether a parallel build happened or not, so that we can check the buildfarm logs next time we see that failure? > I don't know all that much about the buildfarm client code, and it's > late. It doesn't really stick in any undocumented configuration changes, AFAIK. Possibly Andrew would have some more insight. regards, tom lane