/etc/sysctl.conf : security.bsd.see_other_uids=0 net.inet.tcp.blackhole=2 net.inet.udp.blackhole=1 #kern.ipc.shm=1 #kern.ipc.somaxconn=8192 #kern.ipc.nmbclusters=98304 #kern.maxfiles=20000 #net.inet.ip.portrange.first=20000 #kern.maxvnodes=110000 httpd.conf : 2006-09-13 ServerLimit 3000 StartServers 100 MinSpareServers 100 MaxSpareServers 1000 MaxClients 3000 MaxRequestsPerChild 0 my.cnf : [mysqld] log-bin set-variable=max_connections=3000 mount show : navy4# mount /dev/ad4s1a on / (ufs, local) devfs on /dev (devfs, local) /dev/ad4s1h on /home (ufs, local, noatime, soft-updates) /dev/ad4s1d on /tmp (ufs, local, noexec, nosuid, soft-updates) /dev/ad4s1g on /usr (ufs, local, soft-updates) /dev/ad4s1f on /var (ufs, local, soft-updates) /dev/ad4s1e on /var/tmp (ufs, local, noexec, nosuid, soft-updates) devfs on /var/named/dev (devfs, local) df -h Filesystem Size Used Avail Capacity Mounted on /dev/ad4s1a 2.9G 78M 2.6G 3% / devfs 1.0K 1.0K 0B 100% /dev /dev/ad4s1h 176G 5.3G 157G 3% /home /dev/ad4s1d 1.9G 12K 1.8G 0% /tmp /dev/ad4s1g 29G 3.6G 23G 13% /usr /dev/ad4s1f 9.7G 86M 8.8G 1% /var /dev/ad4s1e 1.9G 6.0K 1.8G 0% /var/tmp devfs 1.0K 1.0K 0B 100% /var/named/dev The rest is generic.