Re: dup(0) fails on Ubuntu 20.04 and macOS 10.15 with 13.0

El día lunes, octubre 05, 2020 a las 04:49:27p. m. +0200, Mario Emmenlauer escribió:

> On 05.10.20 13:22, Mario Emmenlauer wrote:
> > I've used PostgreSQL since version 9.x successfully on Linux, macOS
> > and Windows. Today I've upgraded from 12.3 to 13.0 and suddenly I can
> > not start the server any more on Ubuntu 20.04 (inside Docker on Ubuntu
> > 18.04) and on macOS 10.15.
> >
> > I get reproducibly the error:
> > 2020-10-05 11:48:19.720 CEST [84731] WARNING: dup(0) failed after 0 successes: Bad file descriptor
> > 2020-10-05 11:48:19.720 CEST [84731] FATAL: insufficient file descriptors available to start server process
> > 2020-10-05 11:48:19.720 CEST [84731] DETAIL: System allows 0, we need at least 58.
> > 2020-10-05 11:48:19.720 CEST [84731] LOG: database system is shut down
> >
> > ...

Can you try to catch the situation starting the server under strace,
perhaps with '-f' to follow childs. And look into the output ('-o outfile')
for the failing syscall.

matthias

--
Matthias Apitz, ✉ guru(at)unixarea(dot)de, http://www.unixarea.de/ +49-176-38902045
Public GnuPG key: http://www.unixarea.de/key.pub
Без книги нет знания, без знания нет коммунизма (Влaдимир Ильич Ленин)
Without books no knowledge - without knowledge no communism (Vladimir Ilyich Lenin)
Sin libros no hay saber - sin saber no hay comunismo. (Vladimir Ilich Lenin)