On 2018-03-29 21:07:36 -0400, Bruce Momjian wrote:
> I think the question is whether this is exposing a bug or is expected
> behavior.
It's unsurprising. Acquiring a slot uses a condition variable, which
uses latches to sleep. Latches don't work in single user mode. Boom.
Greetings,
Andres Freund