"Thom Brown" <thombrown@gmail.com> writes:
> The script is actually one which came with the Gentoo package.
> ...
> Okay, so I've manually tried starting the server now and told it to
> output any log to /tmp. This is telling me that the request for a
> shared memory segment is higher than my kernel's SHMMAX parameter. My
> bad, I've put my settings in incorrectly, and as it states in the
> config file, changes to that setting require a restart. I've reset
> all values to back to how they were and it is running again.
Yeah, SHMMAX overrun is a pretty common problem. You really need to
complain to whoever maintains the Gentoo package that their start script
is so utterly, noisily unhelpful in the presence of a postmaster startup
issue.
regards, tom lane