"Ron Looi" <ron@logiqube.com> writes:
> find_hba_entry: Unable to open authentication config file
> "/opt/postgresql-7.1.2/data/pg_hba.conf": File table overflow
Looks like you'd better increase your kernel configuration setting
for NFILE (max number of open files the kernel can deal with at once).
See also the other kernel limits mentioned in
http://www.ca.postgresql.org/docs/faq-english.html#3.9
regards, tom lane