Command List - S
All Command List Linux Started By S
| Command | Description |
|---|---|
| sane-find-scanner | Find SCSI and USB scanner and determine their device files. |
| sar | Used to monitor Linux system’s resources like CPU usage, Memory utilization, I/O devices consumption, etc.. |
| scanadf | Retrieve multiple images from a scanner equipped with an automatic document feeder (ADF). |
| scanimage | Read images from image acquisition devices (scanner or camera) and display on standard output in PNM (Portable aNyMap) format. |
| scp | Copy files between hosts on a network securely using SSH. |
| screen | A window manager that enables multiple pseudo-terminals with the help of ANSI/VT100 terminal emulation. |
| script | Used to make a typescript of everything displayed on the screen during a terminal session. |
| scriptreplay | Used to replay a typescript/terminal_activity stored in the log file that was recorded by the script command. |
| sdiff | Shows two files side-by-side and highlights the differences. |
| sed | Stream editor for filtering and transforming text (from a file or a pipe input). |
| select | Synchronous I/O multiplexing. |
| sendmail | It’s a mail router or an MTA (Mail Transfer Agent). sendmail support can send a mail to one or more recipients using necessary protocols. |
| sensors | Shows the current readings of all sensor chips. |
| seq | Displays an incremental sequence of numbers from first to last. |
| service | This command is used to manage system services. |
| set | Used to manipulate shell variables and functions. |
| setfdprm | Sets floppy disk parameters as provided by the user. |
| setkeycodes | Load kernel scancode-to-keycode mapping table entries. |
| setleds | Show/change LED light settings of the keyboard. |
| setmetamode | Define keyboard meta key handling. Without arguments, shows current meta key mode. |
| setquota | Set disk quotas for users and groups. |
| setsid | Run a program in a new session. |
| setterm | Set terminal attributes. |
| sftp | Secure File Transfer program. |
| sh | Command interpreter (shell) utility. |
| sha1sum | Compute and check 160-bit SHA1 checksum to verify file integrity. |
| shift | Shift positional parameters. |
| shopt | Shell options. |
| showkey | Examines codes sent by the keyboard displays them in printable form. |
| showmount | Shows information about NFS server mount on the host. |
| shred | Overwrite a file to hide its content (optionally delete it), making it harder to recover it. |
| shutdown | Power-off the machine. |
| size | Lists section size and the total size of a specified file. |
| skill | Send a signal to processes. |
| slabtop | Show kernel slab cache information in real-time. |
| slattach | Attack a network interface to a serial line. |
| sleep | Suspend execution for a specified amount of time (in seconds). |
| slocate | Display matches by searching filename databases. Takes ownership and file permission into consideration. |
| snice | Reset priority for processes. |
| sort | Sort lines of text files. |
| source | Run commands from a specified file. |
| split | Split a file into pieces of fixed size. |
| ss | Display socket statistics, similar to netstat. |
| ssh | An SSH client for logging in to a remote machine. It provides encrypted communication between the hosts. |
| ssh-add | Adds private key identities to the authentication agent. |
| ssh-agent | It holds private keys used for public key authentication. |
| ssh-keygen | It generates, manages, converts authentication keys for ssh. |
| ssh-keyscan | Gather ssh public keys. |
| sshd | Server for the ssh program. |
| stat | Display file or filesystem status. |
| statd | A daemon that listens for reboot notifications from other hosts, and manages the list of hosts to be notified when the local system reboots. |
| strace | Trace system calls and signals. |
| strfile | Create a random access file for storing strings. |
| strings | Search a specified file and prints any printable strings with at least four characters and followed by an unprintable character. |
| strip | Discard symbols from object files. |
| stty | Change and print terminal line settings. |
| su | Change user ID or become superuser. |
| sudo | Execute a command as superuser. |
| sum | Checksum and count the block in a file. |
| suspend | Suspend the execution of the current shell. |
| swapoff | Disable devices for paging and swapping. |
| swapon | Enable devices for paging and swapping. |
| symlink | Create a symbolic link to a file. |
| sync | Synchronize cached writes to persistent storage. |
| sysctl | Configure kernel parameters at runtime. |
| sysklogd | Linux system logging utilities. Provides syslogd and klogd functionalities. |
| syslogd | Read and log system messages to the system console and log files. |
| systemctl | This command can be used to start, stop, and check the status of system services. |