Re: stress test for parallel workers

On Wed, Aug 7, 2019 at 4:29 PM Tom Lane <tgl@sss.pgh.pa.us> wrote:
> Thomas Munro <thomas.munro@gmail.com> writes:
> > I wondered if the build farm should try to report OOM kill -9 or other
> > signal activity affecting the postmaster.
>
> Yeah, I've been wondering whether pg_ctl could fork off a subprocess
> that would fork the postmaster, wait for the postmaster to exit, and then
> report the exit status.  Where to report it *to* seems like the hard part,
> but maybe an answer that worked for the buildfarm would be enough for now.

Oh, right, you don't even need subreaper tricks (I was imagining we
had a double fork somewhere we don't).

Another question is whether the build farm should be setting the Linux
oom score adjust thing.

-- 
Thomas Munro
https://enterprisedb.com