Command List - R
All Command List Linux Started By R
| Command | Description |
|---|---|
| raidstart | Start/stop RAID devices. |
| ram | RAM disk device used to access the RAM disk in raw mode. |
| ramsize | Show usage information for the RAM disk. |
| ranlib | Generate index to the contents of an archive and store it in the archive. |
| rar | Create and manage RAR file in Linux. |
| rarpd | Respond to Reverse Address Resolution Protocol (RARP) requests. |
| rcp | Remote copy command to copy files between remote computers. |
| rdate | Set system date and time by fetching information from a remote machine. |
| rdev | Set or query RAM disk size, image root device, or video mode. |
| rdist | Remote file distribution client, maintains identical file copies over multiple hosts. |
| rdistd | Start the rdist server. |
| read | Read from a file descriptor. |
| readarray | Read lines from a file into an array variable. |
| readcd | Read/write compact disks. |
| readelf | Shows information about ELF (Executable and Linkable format) files. |
| readlink | Display value of a symbolic link or canonical file name. |
| readonly | Mark functions and variables as read-only. |
| reboot | Restart the machine. |
| reject | Accept/reject print jobs sent to a specified destination. |
| remsync | Synchronize remote files over email. |
| rename | Rename one or more files. |
| renice | Change priority of active processes. |
| repquota | Report disk usage and quotas for a specified filesystem. |
| reset | Reinitialize the terminal. |
| resize2fs | Used to resize ext2/ext3/ext4 file systems. |
| restore | Restore files from a backup created using dump. |
| return | Exit a shell function. |
| rev | Show contents of a file, reversing the order of characters in every line. |
| rexec | Remote execution client for exec server. |
| rexecd | Remote execution server. |
| richtext | View “richtext” on an ACSII terminal. |
| rlogin | Used to connect a local host system with a remote host. |
| rlogind | Acts as the server for rlogin.It facilitates remote login, and authentication based on privileged port numbers from trusted hosts. |
| rm | Removes specified files and directories (not by default). |
| rmail | Handle remote mail received via uucp. |
| rmdir | Used to remove empty directories. |
| rmmod | A program to remove modules from Linux kernel. |
| rndc | Name server control utility. Send command to a BIND DNS server over a TCP connection. |
| rootflags | Show/set flags for the kernel image. |
| route | Show/change IP routing table. |
| routed | A daemon, invoked at boot time, to manage internet routing tables. |
| rpcgen | An RPC protocol compiler. Parse a file written in the RPC language. |
| rpcinfo | Shows RPC information. Makes an RPC call to an RPC server and reports the findings. |
| rpm | A package manager for Linux distributions. Originally developed for RedHat Linux. |
| rsh | Remote shell. Connects to a specified host and executes commands. |
| rshd | A daemon that acts as a server for rsh and rcp commands. |
| rsync | A versitile to for copying files remotely and locally. |
| runlevel | Shows previous and current SysV runlevel. |
| rup | Remote status display. Shows current system status for all or specified hosts on the local network. |
| ruptime | Shows uptime and login details of the machines on the local network. |
| rusers | Shows the list of the users logged-in to the host or on all machines on the local network. |
| rusersd | The rsuerd daemon acts as a server that responds to the queries from rsuers command. |
| rwall | Sends messages to all users on the local network. |
| rwho | Reports who is logged-in to the hosts on the local network. |
| rwhod | Acts as a server for rwho and ruptime commands. |