Article · Wikipedia archive · Last revised May 28, 2026

Ipcs

ipcs is a Unix and Linux command to list System V InterProcess Communication System's API kernel entities to stdout. System V IPC kernel entities are:Shared memory segments Message queues Semaphore arrays

Last revised
May 28, 2026
Read time
≈ 1 min
Length
110 w
Citations
2
Source
ipcs
DevelopersVarious open-source and commercial developers
Operating systemUnix, Unix-like, IBM i
TypeCommand

ipcs is a Unix and Linux command1 to list System V InterProcess Communication System's API kernel entities to stdout. System V IPC kernel entities are:

Implementations

On Linux, the ipcs command is provided by the util-linux package.

The ipcs command has also been ported to the IBM i operating system.2

See also

See also

References

References

External links