Linux commands - Revision history

Planetoid: /* Kill the process */

2025-12-18T10:37:27Z

Kill the process

← Older revision		Revision as of 18:37, 18 December 2025
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	'''Kill the process by port number'''<ref>[https://stackoverflow.com/questions/11583562/how-to-kill-a-process-running-on-particular-port-in-linux How to kill a process running on particular port in Linux? - Stack Overflow], [https://linux.die.net/man/8/lsof lsof(8) - Linux man page]</ref>		'''Kill the process by port number'''<ref>[https://stackoverflow.com/questions/11583562/how-to-kill-a-process-running-on-particular-port-in-linux How to kill a process running on particular port in Linux? - Stack Overflow], [https://linux.die.net/man/8/lsof lsof(8) - Linux man page]</ref>
	* {{kbd \| key=<nowiki>kill -9 $(lsof -ti:3000) 2>/dev/null</nowiki>}} - Force kill the process using port 3000. Replace 3000 with your target port number.		* {{kbd \| key=<nowiki>kill -9 $(lsof -ti:3000) 2>/dev/null</nowiki>}}: Force kill the process using port 3000. The {{kbd \| key=2>/dev/null}} suppresses error messages if no process is found. Replace 3000 with your target port number.
	* Alternative (shorter command): {{kbd \| key=fuser -k 3000/tcp}} - Kill the process using TCP port 3000 (if {{kbd \| key=fuser}} is available on your system)		* Alternative (shorter command): {{kbd \| key=fuser -k 3000/tcp}}: Kill the process using TCP port 3000 (if {{kbd \| key=fuser}} is available on your system)

	Explanation:		Explanation:
	* {{kbd \| key=<nowiki>lsof -ti:3000</nowiki>}} - Find the process ID (PID) using port 3000		* {{kbd \| key=<nowiki>lsof -ti:3000</nowiki>}}: Find the process ID (PID) using port 3000
	** {{kbd \| key=-t}}: Output only the PID		** {{kbd \| key=-t}}: Output only the PID
	** {{kbd \| key=-i:3000}}: Filter by port 3000		** {{kbd \| key=-i:3000}}: Filter by port 3000

Planetoid: /* further reading */

2025-12-18T10:36:01Z

Planetoid: /* Kill the process */

2025-12-18T10:35:26Z

Kill the process

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 * {{kbd | key=kill -9 <PID>}}. Force to kill the process with PID number: 101, enter {{kbd | key=kill -9 101}}. <ref>[http://linux.vbird.org/linux_basic/0440processcontrol.php#killjobs 鳥哥的 Linux 私房菜 -- 第十六章、程序管理與 SELinux 初探]</ref>
-Kill the process by process name<ref>[https://stackoverflow.com/questions/3510673/find-and-kill-a-process-in-one-line-using-bash-and-regex Find and kill a process in one line using bash and regex - Stack Overflow]</ref>
+'''Kill the process by process name'''<ref>[https://stackoverflow.com/questions/3510673/find-and-kill-a-process-in-one-line-using-bash-and-regex Find and kill a process in one line using bash and regex - Stack Overflow]</ref>
 * {{kbd | key=<nowiki>sudo kill $(ps aux | grep '<NAME>' | awk '{print $2}')</nowiki>}}
 === Find process running on port ===

Planetoid: Text replacement - ": Image:Owl icon.jpg " to "{{Tips}} "

2025-01-08T12:11:47Z

Text replacement - ": Image:Owl icon.jpg " to "{{Tips}} "

← Older revision		Revision as of 20:11, 8 January 2025
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	== Help for command ==		== Help for command ==
	~~: [[Image:Owl icon.jpg]]~~ Help for command:		{{Tips}} Help for command:

	* {{Gd}} [https://explainshell.com/ explainshell.com - match command-line arguments to their help text]		* {{Gd}} [https://explainshell.com/ explainshell.com - match command-line arguments to their help text]

Planetoid: /* Clean the screen/console */

2024-02-19T03:17:42Z

Clean the screen/console

← Older revision		Revision as of 11:17, 19 February 2024
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	=== Clean the screen/console ===		=== Clean the screen/console ===
	* {{Win}}: {{kbd \| key= cls}} <ref>[https://technet.microsoft.com/en-us/library/bb490879.aspx Cls]</ref>		* {{Win}}: {{kbd \| key= cls}} <ref>[https://technet.microsoft.com/en-us/library/bb490879.aspx Cls]</ref>
	* {{Linux~~}} & {{Mac~~}}: {{kbd \| key= clear}} <ref>[https://www.linux.org/threads/clear-clear-your-terminal-screen.78/ Clear! (clear your terminal screen) \| Linux.org]</ref>		* {{Linux}}: {{kbd \| key= clear}} <ref>[https://www.linux.org/threads/clear-clear-your-terminal-screen.78/ Clear! (clear your terminal screen) \| Linux.org]</ref>
			* {{Mac}}
			** {{kbd \| key= clear}}
			** {{kbd \| key=⌘ command}} +{{kbd \| key=K}} <ref>[https://stackoverflow.com/questions/2198377/how-can-i-clear-previous-output-in-terminal-in-mac-os-x macos - How can I clear previous output in Terminal in Mac OS X? - Stack Overflow]</ref>

	== help for command ==		== help for command ==

Planetoid at 05:53, 16 February 2024

2024-02-16T05:53:39Z

← Older revision		Revision as of 13:53, 16 February 2024
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	(1) ~~Alternative~~ Linux commands ~~to complete~~ the same ~~task~~,		(1) Different Linux commands that achieve the same outcome,
	(2) ~~The~~ equivalent or ~~similar commands between~~ Windows and Linux ~~system~~.		(2) Commands that are either equivalent or alike across Windows and Linux systems.


	== Help for command ==		== Help for command ==

Planetoid: Planetoid moved page Alternative Linux commands to Linux commands

2024-02-16T05:47:59Z

Planetoid moved page Alternative Linux commands to Linux commands

← Older revision	Revision as of 13:47, 16 February 2024
(No difference)

Unknown user: /* Obtaining Memory Usage through top command */

2023-11-06T09:54:33Z

Obtaining Memory Usage through top command

← Older revision		Revision as of 17:54, 6 November 2023
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	{{Linux}} or {{Mac}}		{{Linux}} or {{Mac}}
	* command: {{kbd \| key = top}}		* command: {{kbd \| key = top}} (and press q key to quit the top window)
	* output example: The Python process with the Process ID (PID) 13086 is utilizing 22.19 GB of memory, as indicated by the value in the RES (Resident Set Size) field.		* output example: The Python process with the Process ID (PID) 13086 is utilizing 22.19 GB of memory, as indicated by the value in the RES (Resident Set Size) field.

Unknown user: /* Obtaining Memory Usage through top command */

2023-11-06T09:53:37Z

Obtaining Memory Usage through top command

← Older revision		Revision as of 17:53, 6 November 2023
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	* PID: Process ID, 13086 in this case, which is the unique identifier for the process.		* PID: Process ID, 13086 in this case, which is the unique identifier for the process.
	* USER: The user that started the process, ~~ideaslab~~ here.		* USER: The user that started the process, account here.
	* PR: Priority of the process in the kernel's scheduler. The value 20 indicates a regular priority.		* PR: Priority of the process in the kernel's scheduler. The value 20 indicates a regular priority.
	* NI: Nice value, which influences the priority (0 by default, meaning no adjustment to the scheduling).		* NI: Nice value, which influences the priority (0 by default, meaning no adjustment to the scheduling).

Unknown user: /* Obtaining Memory Usage through top command */

2023-11-06T09:53:20Z

Obtaining Memory Usage through top command

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 {{Linux}} or {{Mac}}
 * command: {{kbd | key = top}}
 === System disk space usage  ===

← Older revision		Revision as of 18:37, 18 December 2025
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	'''Kill the process by port number'''<ref>[https://stackoverflow.com/questions/11583562/how-to-kill-a-process-running-on-particular-port-in-linux How to kill a process running on particular port in Linux? - Stack Overflow], [https://linux.die.net/man/8/lsof lsof(8) - Linux man page]</ref>		'''Kill the process by port number'''<ref>[https://stackoverflow.com/questions/11583562/how-to-kill-a-process-running-on-particular-port-in-linux How to kill a process running on particular port in Linux? - Stack Overflow], [https://linux.die.net/man/8/lsof lsof(8) - Linux man page]</ref>
	* {{kbd \| key=<nowiki>kill -9 $(lsof -ti:3000) 2>/dev/null</nowiki>}} - Force kill the process using port 3000. Replace 3000 with your target port number.		* {{kbd \| key=<nowiki>kill -9 $(lsof -ti:3000) 2>/dev/null</nowiki>}}: Force kill the process using port 3000. The {{kbd \| key=2>/dev/null}} suppresses error messages if no process is found. Replace 3000 with your target port number.
	* Alternative (shorter command): {{kbd \| key=fuser -k 3000/tcp}} - Kill the process using TCP port 3000 (if {{kbd \| key=fuser}} is available on your system)		* Alternative (shorter command): {{kbd \| key=fuser -k 3000/tcp}}: Kill the process using TCP port 3000 (if {{kbd \| key=fuser}} is available on your system)

	Explanation:		Explanation:
	* {{kbd \| key=<nowiki>lsof -ti:3000</nowiki>}} - Find the process ID (PID) using port 3000		* {{kbd \| key=<nowiki>lsof -ti:3000</nowiki>}}: Find the process ID (PID) using port 3000
	** {{kbd \| key=-t}}: Output only the PID		** {{kbd \| key=-t}}: Output only the PID
	** {{kbd \| key=-i:3000}}: Filter by port 3000		** {{kbd \| key=-i:3000}}: Filter by port 3000

← Older revision		Revision as of 18:36, 18 December 2025
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	* [[Open command window here]]		* [[Open command window here]]

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