The following hints are from Simon E Spero, <ses@tipper.oit.unc.edu>
# ndd -set /dev/tcp tcp_conn_req_max 32
# ndd -set /dev/tcp tcp_close_wait_interval 30000This will also help ftp, gopher and any other one-shot protocols.
#! /bin/csh
#
# author: Arthur Secret (webmaster@w3.org)
#
set boum4 = `ps -ef | grep 'httpd ' | grep nobody | awk '{print $2}'`
echo '#! /bin/csh' > /tmp/httpd_clean.tmp
echo "kill $boum4" >> /tmp/httpd_clean.tmp
echo ' ' >> /tmp/httpd_clean.tmp
chmod +x /tmp/httpd_clean.tmp
sleep 190
/tmp/httpd_clean.tmp
rm /tmp/httpd_clean.tmp
nobody
crontab -e nobodyand insert the line
0,10,20,30,40,50 * * * * /usr/local/bin/httpd_clean > /dev/null 2>&1