Difference between revisions of "Commands"
From Linuxintro
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* [[disown]] - removes a process from its parent process, allowing it to continue after the parent exits | * [[disown]] - removes a process from its parent process, allowing it to continue after the parent exits | ||
* [[du]] - find out how much space is used on your disks | * [[du]] - find out how much space is used on your disks | ||
| + | * [[echo]] - output a string to [[console]] (rather, to [[stdout]]) | ||
| + | ** echo mem > /sys/power/state - put the computer into standby-mode | ||
* [[ethtool]] - is a network cable connected and which link does it have? | * [[ethtool]] - is a network cable connected and which link does it have? | ||
* [[fdisk]] - [[partition]] a [[hard disk]] | * [[fdisk]] - [[partition]] a [[hard disk]] | ||
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* [[ls]] - list files | * [[ls]] - list files | ||
* [[lsof]] - list open files in the system | * [[lsof]] - list open files in the system | ||
| + | * [[netstat]] - show network connections | ||
* [[ps]] - show running processes | * [[ps]] - show running processes | ||
* [[route]] - manage the network routing table | * [[route]] - manage the network routing table | ||
Revision as of 06:54, 19 October 2010
Here are important commands that you should be aware of:
- cat - input from stdin or a file and output to stdout or a file
- cd - change directory
- date - show and set the system date and time
- df - find out how much space is free on your disks
- disown - removes a process from its parent process, allowing it to continue after the parent exits
- du - find out how much space is used on your disks
- echo - output a string to console (rather, to stdout)
- echo mem > /sys/power/state - put the computer into standby-mode
- ethtool - is a network cable connected and which link does it have?
- fdisk - partition a hard disk
- file - find out the type of a file
- hwinfo - find out what harddisk, processor, graphics card and so on you have
- ldd - list dependencies of an executable file
- ls - list files
- lsof - list open files in the system
- netstat - show network connections
- ps - show running processes
- route - manage the network routing table
- scp - copy over the network
- sleep - waits for a given time
- ssh - call a program over the network on another computer
- strace - list all syscalls performed by a program
- tar - pack and unpack file archives
- top - show the top CPU/RAM consuming processes
- vmstat - how much I/O is your computer doing?
- which - where does a program lodge?
- xosview - gives you a nice overview about system load: CPU, disks, swap etc.
- zip - pack files so WinZip can extract them
