# $FreeBSD: src/etc/sysctl.conf,v 1.8 2003/03/13 18:43:50 mux Exp $
#
#  This file is read when going to multi-user and its contents piped thru
#  ``sysctl'' to adjust kernel values.  ``man 5 sysctl.conf'' for details.
#

# Uncomment this to prevent users from seeing information about processes that
# are being run under another UID.
#security.bsd.see_other_uids=0

#kern.corefile=/tmp/%U.%N.%P.core
kern.corefile=/tmp/%U.%N.core
#kern.metadelay=5
#kern.dirdelay=6
#kern.filedelay=7
net.inet.ip.fw.one_pass=0
net.inet.tcp.rfc1323=0
#net.inet.tcp.msl=7500
net.inet.ip.fw.dyn_keepalive=0
net.inet.ip.fw.dyn_max=20000

# Размер dirhash
vfs.ufs.dirhash_maxmem=8388608
# DDos tunes
# максимальный размер очереди соединений.
kern.ipc.somaxconn=1024
net.inet.tcp.delayed_ack=0
net.inet.tcp.blackhole=2
net.inet.udp.blackhole=1
# maxfiles - автотюнинг в зависимости от maxsockets.
#kern.maxfiles=65536
#kern.maxfilesperproc=40000
kern.ipc.maxsockets=36000
net.inet.tcp.maxtcptw=40960
net.inet.tcp.nolocaltimewait=1

# максимальное количество  ICMP Unreachable и TCP RST пакетов в секунду
net.inet.icmp.icmplim=400 
net.inet.ip.portrange.randomized=0
net.inet.ip.portrange.first=10000

#net.local.stream.recvspace=8192 
#net.local.stream.sendspace=32768
#net.inet.tcp.recvspace=32768
#net.inet.udp.recvspace=8192
#net.inet.tcp.sendspace=32768
#net.inet.udp.maxdgram=57344