On Sun, Dec 15, 2024 at 8:04 PM Robins Tharakan <tharakan@gmail.com> wrote:
> [unexplained failure on alligator]
2024-12-19 12:38:26.223 ACDT [1956030:2] [unknown] FATAL: could not
open shared memory segment "/PostgreSQL.2167569412": No such file or
directory
That smells like systemd's RemoteIPC feature:
https://www.postgresql.org/docs/current/kernel-resources.html#SYSTEMD-REMOVEIPC