"Abraham, Danny" <danny_abraham@xxxxxxx> writes: > Is there a way to eliminate postmaster crash/core ? > A surge in short-term connections eventually crashes PG on "no free slots in PMChildFlags array". Update to a current release, maybe? We fixed a bug with symptoms like that last fall [1]. regards, tom lane [1] https://git.postgresql.org/gitweb/?p=postgresql.git&a=commitdiff&h=3887e9455