Theodore Petrosky <tedpet5@yahoo.com> writes:
> I find it difficult to understand exactally what
> reasonable values are.
This page in the documentation includes a table that specifies
"reasonable values" for all of the SysV IPC settings:
http://candle.pha.pa.us/main/writings/pgsql/sgml/kernel-resources.html
ISTM this is already documented.
-Neil