Title graphic

SuperMan Pages: s

Command Description Package

s2p

a stream editor

perl

sa1

Collect and store binary data in the system activity daily data file

sysstat

sa2

Write a daily report in the /var/log/sa directory

sysstat

sa

summarizes accounting information

psacct

sadc

System activity data collector

sysstat

safenet

Driver for SafeNet compatible UPS equipment

nut

saned

SANE network daemon

sane-backends

sar

Collect, report, or save system activity information

sysstat

sash

stand-alone shell with built-in commands

sash

saslauthd

sasl authentication server

cyrus-sasl

sasldblistusers2

list users in sasldb

cyrus-sasl

sasldblistusers

list users in sasldb

cyrus-sasl

saslpasswd2

set a user’s sasl password

cyrus-sasl

saslpasswd

set a user's sasl password

cyrus-sasl

savecore

save a diskdump image

diskdumputils

sballs

draws balls spinning like crazy in GL

xscreensaver-gl-extras

sbigtopgm

convert an SBIG CCDOPS file to PGM

netpbm-progs

scache

Postfix shared connection cache server

postfix

scanadf

acquire multiple images from a scanner equipped with an ADF

sane-frontends

scanimage

scan an image

sane-backends

scanlogs

summarize INN log files

inn

scanpci

scan/probe PCI buses

xorg-x11

scp

secure copy (remote file copy program)

openssh-clients

screen

screen manager with VT100/ANSI terminal emulation

screen

script

make typescript of terminal session

util-linux

scs2ascii

convert IBM SCS printer data into ASCII

tn5250

scs2pdf

convert IBM SCS printer data into PDF

tn5250

scs2ps

convert IBM SCS printer data into PostScript

tn5250

scsitape

control SCSI tape devices

mtx

sdiff

find differences between two files and merge interactively

diffutils

sdpd

SDP daemon

bluez-utils

sdptool

control and interrogate SDP servers

bluez-utils

sed

manual page for sed version 4.1.3

sed

selinuxenabled

tool to be used within shell scripts to determine if selinux is enabled

libselinux

selinux

NSA Security-Enhanced Linux (SELinux)

libselinux

sendfax

send group 3 fax files (G3 files) with a class 2 faxmodem

mgetty-sendfax

sendinpaths

Send Usenet Path statistics via e-mail

inn

sendiso

send IEEE 1394 isochronous packets from dump file

libraw1394

sensors

printing sensors information

lm_sensors

seq

print a sequence of numbers

coreutils

sessreg

manage utmp/wtmp entries for non-init clients

xorg-x11

sestatus

SELinux status tool

policycoreutils

setarch

change reported architecture in new program environment and set personality flags

setarch

setenforce

modify the mode SELinux is running in

libselinux

setfacl

set file access control lists

acl

setfattr

set extended attributes of filesystem objects

attr

setfdprm

sets user-provided floppy disk parameters

util-linux

setfiles

set file security contexts

policycoreutils

setfont

load EGA/VGA console screen font

kbd

setkeycodes

load kernel scancode-to-keycode mapping table entries

kbd

setkey

manually manipulate the IPsec SA/SP database

ipsec-tools

setleds

set the keyboard leds

kbd

setmetamode

define the keyboard meta key handling

kbd

setpci

configure PCI devices

pciutils

setquota

set disk quotas

quota

setsebool

set SELinux boolean value

libselinux

setserial

get/set Linux serial port information

setserial

setsid

run a program in a new session

util-linux

set

bash built-in commands, see bash(1)

bash

setterm

set terminal attributes

util-linux

setxkbmap

set the keyboard using the X Keyboard Extension

xorg-x11

sfdisk

Partition table manipulator for Linux

util-linux

sff2g3

convert CAPI SFF fax files into G3 fax files

mgetty-sendfax

sftp

secure file transfer program

openssh-clients

sfxload

load a SoundFont file on the Emux WaveTable

awesfx

sgi2tiff

create a TIFF file from an SGI image file

libtiff

sginfo

access mode page information for a SCSI (or ATAPI) device

sg3_utils

sgitopnm

convert a SGI image file to PNM

netpbm-progs

sgml2html

create HTML output from a LinuxDoc DTD SGML source file

linuxdoc-tools

sgml2info

create GNU info output from a LinuxDoc DTD SGML source file

linuxdoc-tools

sgml2latex

create LaTeX, DVI, PostScript or PDF output from a Linux Doc DTD SGML source file

linuxdoc-tools

sgml2lyx

create LyX output from a LinuxDoc DTD SGML source file

linuxdoc-tools

sgml2rtf

create RTF output from a LinuxDoc DTD SGML source file

linuxdoc-tools

sgml2txt

create plain text output from a LinuxDoc DTD SGML source file

linuxdoc-tools

sgmlcheck

check the syntax of an LinuxDoc DTD sgml source file

linuxdoc-tools

sgmldiff

Find differences in the markup of two SGML files

docbook-utils

sgmlpre

handle SGML conditionalization for SGML-tools

linuxdoc-tools

sgmlsasp

translate output of sgmls using ASP replacement files

linuxdoc-tools

sg

execute command as different group ID

shadow-utils

sha1sum

compute and check SHA1 message digest

coreutils

shadebobs

oscillating vapor trails

xscreensaver-extras

shar

create shell archives

sharutils

shift

bash built-in commands, see bash(1)

bash

shlock

create lock files for use in shell scripts

inn

shopt

bash built-in commands, see bash(1)

bash

showconsolefont

Show the current EGA/VGA console screen font

kbd

showfont

font dumper for X font server

xorg-x11-tools

showkey

examine the codes sent by the keyboard

kbd

showmount

show mount information for an NFS server

nfs-utils

showq

list the Postfix mail queue

postfix

showrgb

uncompile an rgb color-name database

xorg-x11

shred

delete a file securely, first overwriting it to hide its contents

coreutils

shrinkfile

shrink a file on a line boundary

inn

sh

GNU Bourne-Again SHell

bash

shutdown

bring the system down

SysVinit

sierpinski3d

3D Sierpinski triangle fractal

xscreensaver-gl-extras

sierpinski

draws Sierpinski triangle fractals

xscreensaver-extras

simpleftp

Rudimentary FTP client

inn

single2bin

Mac intosh file format transformer

netatalk

sirtopnm

convert a Solitaire file to PNM

netpbm-progs

size

list section sizes and total size

binutils

skill

send a signal or report process status

procps

slabtop

display kernel slab cache information in real time

procps

slapadd

Add entries to a SLAPD database

openldap-servers

slapcat

SLAPD database to LDIF utility

openldap-servers

slapdn

Check a list of string-represented DNs based on schema syntax

openldap-servers

slapd

Stand-alone LDAP Daemon

openldap-servers

slapindex

SLAPD index to LDIF utility

openldap-servers

slappasswd

OpenLDAP password utility

openldap-servers

slaptest

Check the suitability of the slapd.conf file

openldap-servers

slattach

attach a network interface to a serial line

net-tools

sldtoppm

convert an AutoCAD slide file to a PPM image

netpbm-progs

sleep

delay for a specified amount of time

coreutils

sliceprint

slice documents with long lines

enscript

slidescreen

permute the screen image like an 8-puzzle

xscreensaver-extras

slip

sucks your screen into a jet engine

xscreensaver-extras

slist

Lists available NetWare Servers

ncpfs

sln

static ln

util-linux

slocate

Security Enhanced version of the GNU Locate

slocate

slogin

OpenSSH SSH client (remote login program)

openssh-clients

slrn

An easy to use NNTP / spool based newsreader

slrn

slrnpull

Pull a small newsfeed for offline reading

slrn-pull

slurpd

Standalone LDAP Update Replication Daemon

openldap-servers

smartctl

Control and Monitor Utility for SMART Disks

smartmontools

smartd

SMART Disk Monitoring Daemon

smartmontools

smbcacls

Set or get ACLs on an NT file or directory names

samba-client

smbclient

ftp-like client to access SMB/CIFS resources on servers

samba-client

smbcontrol

send messages to smbd, nmbd or winbindd processes

samba

smbcquotas

Set or get QUOTAs of NTFS 5 shares

samba-common

smbd

server to provide SMB/CIFS services to clients

samba

smbmnt

helper utility for mounting SMB filesystems

samba-client

smbmount

mount an smbfs filesystem

samba-client

smbpasswd

change a user's SMB password

samba-common

smbspool

send a print file to an SMB printer

samba-client

smbstatus

report on current Samba connections

samba

smbtar

shell script for backing up SMB/CIFS shares directly to UNIX tape drives

samba-client

smbtree

A text based smb network browser

samba-client

smbumount

smbfs umount for normal users

samba-client

smproxy

Session Manager Proxy

xorg-x11

smrsh

restricted shell for sendmail

sendmail

sms

Driver for Brazilian SMS UPS equipment

nut

sm

Command-line interface to the INN storage manager

inn

smt

magnetic tape control

star

smtpd

Postfix SMTP server

postfix

smtp

Postfix SMTP client

postfix

snice

send a signal or report process status

procps

snmpbulkget

communicates with a network entity using SNMP GETBULK requests

net-snmp-utils

snmpbulkwalk

retrieve a subtree of management values using SNMP GET BULK requests

net-snmp-utils

snmpcmd

options and behaviour common to most of the Net-SNMP command-line tools

net-snmp-utils

snmpdelta

Monitor delta differences in SNMP Counter values

net-snmp-utils

snmpdf

display disk space usage on a network entity via SNMP

net-snmp-utils

snmpd

daemon to respond to SNMP request packets

net-snmp

snmpget

communicates with a network entity using SNMP GET requests

net-snmp-utils

snmpgetnext

communicates with a network entity using SNMP GETNEXT requests

net-snmp-utils

snmpinform

sends an SNMP notification to a manager

net-snmp-utils

snmpnetstat

display networking status and configuration information from a network entity via SNMP

net-snmp-utils

snmpset

communicates with a network entity using SNMP SET requests

net-snmp-utils

snmpstatus

retrieves a fixed set of management information from a network entity

net-snmp-utils

snmptable

retrieve an SNMP table and display it in tabular form

net-snmp-utils

snmptest

communicates with a network entity using SNMP requests

net-snmp-utils

snmptranslate

translate MIB OID names between numeric and textual forms

net-snmp-utils

snmptrap

sends an SNMP notification to a manager

net-snmp-utils

snmptrapd

Receive and log SNMP trap messages

net-snmp

snmpusm

creates and maintains SNMPv3 users on a network entity

net-snmp-utils

snmpvacm

creates and maintains SNMPv3 View-based Access Control entries on a network entity

net-snmp-utils

snmpwalk

retrieve a subtree of management values using SNMP GETNEXT requests

net-snmp-utils

socklist

display list of open sockets

procinfo

soelim

interpret .so requests in groff input

groff

solis

Driver for Brazilian Microsol SOLIS UPS equipment

nut

sonar

display a sonar scope

xscreensaver-extras

sort

sort lines of text files

coreutils

source

bash built-in commands, see bash(1)

bash

sox

Sound eXchange : universal sound sample translator

sox

soxexam

SoX Examples (CHEAT SHEET)

sox

soxmix

Sound eXchange : universal sound sample translator

sox

spamassassin

mail filter to identify spam using text analysis

spamassassin

spamc

client for spamd

spamassassin

spamd

daemonized version of spamassassin

spamassassin

spawn

Postfix external command spawner

postfix

spax

portable archive interchange

star

spctoppm

convert an Atari compressed Spectrum file to a PPM

netpbm-progs

speedmine

simulates speeding down a rocky mineshaft, or a funky dancing worm

xscreensaver-extras

speexdec

manual page for speexdec version 1.0.3

speex

speexenc

manual page for speexenc version 1.0.3

speex

sphere

draws shaded spheres

xscreensaver-extras

spheremonics

3d spherical harmonic shapes

xscreensaver-gl-extras

spiral

draws moving circular spiral patterns

xscreensaver-extras

splain

produce verbose warning diagnostics

perl

splitdiff

separate out incremental patches

patchutils

split

split a file into pieces

coreutils

splitword

Collect several text-form dictionary files into a single file

Canna

spotlight

move spotlight around desktop

xscreensaver-extras

spottopgm

convert SPOT satellite images to a PGM image

netpbm-progs

sprof

Read and display shared object profiling data

man-pages

sproingies

Q-Bert meets Marble Madness!

xscreensaver-gl-extras

sputoppm

convert an Atari uncompressed Spectrum file to a PPM image

netpbm-progs

sqlite3

A command line interface for SQLite verson 3

sqlite

squid

proxy caching server

squid

squiral

square spirals screensaver

xscreensaver-extras

srptool

Simple SRP password tool

gnutls-devel

ssh

OpenSSH SSH client (remote login program)

openssh-clients

sshd

OpenSSH SSH daemon

openssh-server

sslswamp

SSL/TLS load-tester based on OpenSSL

distcache

stairs

Escher's infinite staircase

xscreensaver-gl-extras

star

unique standard tape archiver

star

starfish

radially-symmetric throbbing colormap-hacking graphics demo

xscreensaver-extras

startinnfeed

setuid root program to start innfeed

inn

startx

initialize an X session

xorg-x11

starwars

draws a perspective text crawl, like at the beginning of the movie

xscreensaver-gl-extras

state

Report status of LAM processes

lam

states

awk alike text processing tool

enscript

statserial

display serial port modem status lines

statserial

stat

display file or filesystem status

coreutils

stinit

initialize SCSI magnetic tape drives

mt-st

stonerview

3D undulating ribbons of squares

xscreensaver-gl-extras

strace

trace system calls and signals

strace

strange

draws strange attractors

xscreensaver-extras

strings

print the strings of printable characters in files

binutils

strip

Discard symbols from object files

binutils

stty

change and print terminal line settings

coreutils

stunnel

universal SSL tunnel

stunnel

substrate

Grow crystal-like lines on a computational substrate

xscreensaver-extras

sudo

execute a command as another user

sudo

sudoedit

execute a command as another user

sudo

suexec

Switch user before executing external programs

httpd

sulogin

Single-user login

SysVinit

sum

checksum and count the blocks in a file

coreutils

superquadrics

morphing 3d shapes

xscreensaver-gl-extras

suspend

bash built-in commands, see bash(1)

bash

su

run a shell with substitute user and group IDs

coreutils

svnadmin

Subversion repository administration tool

subversion

svn

Subversion command line client tool

subversion

svndumpfilter

Filter a subversion repository 'dumpfile'

subversion

svnlook

Subversion repository examination tool

subversion

svnserve

Server for the 'svn' repository access method

subversion

svnversion

Produce a compact version number for a working copy

subversion

swapoff

enable/disable devices and files for paging and swapping

util-linux

swapon

enable/disable devices and files for paging and swapping

util-linux

swat

Samba Web Administration Tool

samba-swat

sweep

Control LAM buffers

lam

swirl

draws swirly color-cycling patterns

xscreensaver-extras

switchdesk

graphical and text mode interface for choosing desktop environment

switchdesk

switchto

switch to a new virtual terminal (VT)

open

sxpm

Show an XPM (X PixMap) file and/or convert XPM 1 or 2 files to XPM 3

xorg-x11-devel

symlinks

symbolic link maintenance utility

symlinks

synclient

query and modify Synaptics TouchPad driver for XFree86 server parameters on the fly

synaptics

sync

flush filesystem buffers

coreutils

syndaemon

a program that monitors keyboard activity and disables the touchpad when the keyboard is being used

synaptics

sysctl

configure kernel parameters at runtime

procps

sysklogd

Linux system logging utilities

sysklogd

systool

view system device information by bus, class, and topology

sysfsutils

sz

XMODEM, YMODEM, ZMODEM file send

lrzsz


© 2000-2014, William E. Shotts, Jr. Verbatim copying and distribution of this entire article is permitted in any medium, provided this copyright notice is preserved.

Linux® is a registered trademark of Linus Torvalds.