robj(at)hightouchinc(dot)com writes:
> The last four lines in my postgresql.conf file, under
> /var/lib/pgsql/9.0/data, are:
> # (15 per hour * 6 hours = 90)
> tcp_keepalives_count=90
> tcp_keepalives_idle=240
> tcp_keepalives_interval=240
> I last changed this file on August 13th, 2012. I remember that when I added
> these parameters to postgresql.conf, they showed the correct values when I
> ran "show all" at the psql command line. However, they now all display 0
> values.
I believe those will read as zero in a session connected over a Unix
socket. Try it in a session connected over TCP ...
regards, tom lane