Sorry for the frequent updates - but I also found this :
http://gnufreakz.wordpress.com/2009/08/12/increase-ulimit-in-centos/
which talks about setting
“fs.file-max = 65536″
in sysctl.conf
Does it have to be set in both sysctl.conf and the /etc/security/limits.conf?
If so, why?
thanks, -Alan