• 1. Run Levels

  • # /etc/rc.d/named
    Usage: /etc/rc.d/named [fast|force] (start|stop|restart|reload|status)
    


  • 2. Device Names

  • ad0s1a  The first partition (a) on the first slice (s1) on the first IDE disk (ad0).
    da1s2e  The fifth partition (e) on the second slice (s2) on the second SCSI disk (da1). 
    

    Filesystem     Size    Used   Avail Capacity  Mounted on
    /dev/ad6s1a    496M     63M    394M    14%		/
    /dev/ad6s1e     17G     26K     16G     0%		/home
    /dev/ad6s1d     16G    2.0G     13G    13%		/usr
    /dev/ad6s1f    1.8G     27M    1.6G     2%		/var
    


  • 3. Where is /proc?

  • 	# sysctrl -a | more
    To change:	 
    	# sysctl -w net.inet.ip.ttl=100
    


  • 4. Modules
  • (Linux: lsmod, insmod)
    To list the currently loaded modules:
        # kldstat
    To load module:    
        # kldload