# Ipcs

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> Markdown URL: https://mediated.wiki/source/Ipcs.md
> Source: https://en.wikipedia.org/wiki/Ipcs
> Source revision: 1353620355
> License: Creative Commons Attribution-ShareAlike 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/)

{{about|the ipcs command of Unix-like systems||IPCS (disambiguation)}}
{{Lowercase title}}
{{Infobox software
| name                   = ipcs
| logo                   = 
| screenshot             = 
| screenshot size        = 
| caption                = 
| author                 = 
| developer              = Various [open-source](/source/open-source_software) and [commercial](/source/commercial_software) developers
| released               = 
| latest release version = 
| latest release date    = 
| operating system       = [Unix](/source/Unix), [Unix-like](/source/Unix-like), [IBM i](/source/IBM_i)
| genre                  = [Command](/source/Command_(computing))
| license                = 
| website                = 
}}

'''ipcs''' is a Unix and Linux [command](/source/command_(computing))<ref>{{Cite web|url=http://man7.org/linux/man-pages/man1/ipcs.1.html|title=Ipcs(1) - Linux manual page}}</ref> to list [System V](/source/UNIX_System_V) InterProcess Communication System's API [kernel](/source/Kernel_(operating_system)) entities to ''[stdout](/source/Standard_streams)''.
System V IPC kernel entities are:
*[Shared memory](/source/Shared_memory) segments
*[Message queue](/source/Message_queue)s
*[Semaphore](/source/Semaphore_(programming)) arrays

==Implementations==
On [Linux](/source/Linux), the {{Mono|ipcs}} command is provided by the [util-linux](/source/util-linux) package.

The {{Mono|ipcs}} command has also been ported to the [IBM i](/source/IBM_i) operating system.<ref>{{cite web |title=IBM System i Version 7.2 Programming Qshell |language=en |author=IBM |author-link=IBM |url=https://www.ibm.com/support/knowledgecenter/ssw_ibm_i_74/rzahz/rzahzpdf.pdf?view=kc |access-date=2020-09-05}}</ref>

==See also==
*[List of Unix commands](/source/List_of_Unix_commands)
*[ipcrm](/source/ipcrm)

==References==
{{Reflist}}

==External links==
*{{man|cu|ipcs|SUS}}

{{Unix commands}}

Category:Unix SUS2008 utilities
Category:IBM i Qshell commands

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Adapted from the Wikipedia article [Ipcs](https://en.wikipedia.org/wiki/Ipcs) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Ipcs?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.