---
id: 26
title: sysctl.conf Gallery
date: 2003-10-11T13:30:53+00:00
author: hky
layout: post
guid: http://lostfocus.org/blog/?p=26
permalink: /sysctlconf-gallery/
dsq_thread_id:
  - 887967698
categories:
  - General
tags:
  - General
---
**FreeBSD**

kern.ps_showallprocs=0
  
net.inet.tcp.msl=10000
  
net.inet.tcp.keepidle=5000
  
net.inet.tcp.keepintvl=7500
  
net.inet.tcp.blackhole=1
  
net.inet.udp.blackhole=1
  
net.inet.tcp.tcbhashsize=512
  
net.inet.tcp.log\_in\_vain=1
  
net.inet.udp.log\_in\_vain=1
  
net.inet.tcp.msl=10000
  
net.inet.tcp.keepidle=5000
  
net.inet.tcp.keepintvl=7500
  
net.inet.tcp.blackhole=1
  
net.inet.udp.blackhole=1
  
net.inet.tcp.tcbhashsize=512
  
kern.ipc.somaxconn=4096
  
kern.ipc.maxsockets=4040
  
net.inet.ip.intr\_queue\_maxlen=50
  
kern.maxfiles=65535
  
vfs.vmiodirenable=1
  
net.inet.tcp.sendspace=32768
  
net.inet.tcp.recvspace=57344
  
net.inet.tcp.inflight_enable=1
  
kern.ipc.shm\_use\_phys=1
  
net.inet.tcp.msl=10000
  
net.inet.ipf.fr_tcpidletimeout=864000
  
net.inet.ipf.fr_tcpclosewait=120
  
net.inet.ipf.fr_tcplastack=120
  
net.inet.ipf.fr_tcptimeout=240
  
net.inet.ipf.fr_tcpclosed=60
  
net.inet.ipf.fr_tcphalfclosed=300
  
net.inet.ipf.fr_udptimeout=90
  
net.inet.ipf.fr_icmptimeout=35

**NetBSD**

vfs.nfs.iothreads=8
  
kern.maxproc=8192
  
kern.maxfiles=8192
  
kern.mbuf.nmbclusters=8192
  
machdep.unaligned_print=1
  
machdep.unaligned_fix=1
  
machdep.unaligned_sigbus=0
  
proc.1.rlimit.maxproc.soft=120
  
proc.1.rlimit.memoryuse.soft=20971520
  
proc.1.rlimit.memoryuse.hard=20971520
  
proc.1.rlimit.memorylocked.soft=20971520
  
proc.1.rlimit.memorylocked.hard=20971520

**OpenBSD**
  
lupa.lagi=1