Re: BUG #18168: Parallel worker failed to initialize: could not create inherited socket: error code 10106

PG Bug reporting form <noreply@postgresql.org> writes:
> New firmware were installed on the server, this happened after restarting
> the server. Since then, the database runs on a secondary server without
> issue. That server received the same updates. We haven't tried moving it
> back as this is our production database. Was this a fluke?

> 83 identical errors were logged in the system Event Viewer:
> could not create inherited socket: error code 10106

FWIW, the PG code that throws that error message is old enough
to vote; it's not something we changed in a recent minor release.
So I doubt the PG upgrade was the triggering factor.

I am guessing you saw the impact of some external event,
but I don't know what.

            regards, tom lane