Re: [BUGS] BUG #14594: postgres dies with fatal error - Mailing list pgsql-bugs

gnareshdba@gmail.com writes:
> Operating system:   RHEL 7.2

> postgresql (9.4.5) instance restarts with below error during backup times

> 2017-03-19 19:00:21 EDT PANIC: semop(id=152698887) failed: Invalid argument

You need to prevent systemd from deleting Postgres' semaphores.
See the discussion of RemoveIPC here:

https://wiki.postgresql.org/wiki/Systemd

> on RHEL 7.2, and UID set to (id -u postgres) 2011

That's not the UID typically used on RHEL for Postgres, which is probably
why systemd doesn't know to exempt it from RemoveIPC.

            regards, tom lane


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