BSD / LINUX - Some UNIX HARDWARE / SYSTEM Commands

10/15/2003
Alt-F1 - F8
  ARCH - Display Machine Architecture
  CAL - Display a 1 month Calendar
    CLEAR - Clear the Terminal Screen
CLOCK - Manipulate the CMOS Clock
  DATE - Show and Set Date and Time
 FREE - Display Amount of Free and Used Memory in the System
GPM - Cut and Paste Utility and Mouse Server tor Virtual Consoles
KILL - Terminate a Process
KILLALL - Terminate Processes by Name
LESS
LSMOD - Shows the Loaded Modules
  MACHINE - Get Computer Hardware Information

MKNOD - Make Special Files
MORE
 pkg_info - ????
 RESET - Reset the Terminal
SELECTION - Cut and Paste Utility for Linux Virtual Consoles
SETSERIAL - Get/Set Linux Serial Port Information
SETTERM - SetTerminal Attributes
STTY - Change and Display Terminal Line Settings
TLOAD - Graphic Representation of System Load Average
  TOP - Display Top CPU Processes
    TPUT -
TTYS - Serial Terminal Lines
  UNAME - Display System Information
  UPTIME - Display How Long the System has been running
  WHEREIS - Locate the Binary, Source, and Manual Page files for a Command
  WHICH - Show full path of Commands


 arch - Display Machine Architecture
arch displays "i386", "i486", "i586", "i686", ... depending on the computer in use
A Cyrix P200MMX machine displays "i686"
arch is equivalent to uname -m
 UNAME - Display System Information
 MACHINE - Display Computer Hardware Information



 FREE - Display Amount of Free and Used Memory in the System
free displays the following:
totalusedfreesharedbufferscached
Mem:6304481925485240486125400
-/+ buffers/cache:218060864
swap:000



 RESET - Reset the Terminal



TLOAD - Graphic Representation of System Load Average



  top - Display Top CPU Processes
q quits the display

  UPTIME - Display How Long the System has been running
uptime will display "5:48pm up 54 min, 1 user, load average : 0.04, 0.03, 0.00"
The load averages are for 1 minute, 5 minutes, and 15 minutes.
SETSERIAL - Get/Set Linux Serial Port Information



STTY - Change and Display Terminal Line Settings



TTYS - Serial Terminal Lines



  cal - Display a 1 month Calendar
cal displays a calendar for the current month
cal -y displays a calendar for the current year
cal 2001 displays a calendar for the year 2001
cal 6 1997 displays a calendar for June 1997
  date - Show and Set Date and Time

date lists the current date and time as Sat Jan 24 18:50:02 EST 1998
date 1432 sets the time to 2:32 PM
date 200406131627 sets the date to 6/13/2004 and the time to 4:27 PM
date lists the current date and time as Sat Jan 24 18:50:02 EST 1998
date -s1420 sets the time to 14:20
date -d12/14/02 sets the date to 12/14/2002 and the time to 00:00

CLOCK - Manipulate the CMOS Clock



   clear - Clear the Terminal Screen
The screen is erased and the prompt appears in the upper left corner of the screen

setterm - SetTerminal Attributes
setterm -background blue causes a blue background to be used for all subseqent screen writes
setterm -foreground black causes all subsequent text writes to be in black
acceptable colors are black, red, green, yellow blue, magenta, cyan, white, default
setterm -inversescreen on swaps the foreground and background colors
setterm -inversescreen off puts the colors back in their unswapped state
GPM - Cut and Paste Utility and Mouse Server tor Virtual Consoles



KILL - Terminate a Process



KILLALL - Terminate Processes by Name



LSMOD - Shows the Loaded Modules



MKNOD - Make Special Files



LESS



MORE



 pkg_info - ????
????
SELECTION - Cut and Paste Utility for Linux Virtual Consoles



  tput
  WHEREIS - Locate the Binary, Source, and Manual Page files for a Command



  WHICH - Show full path of Commands




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