ipcrm is a Unix and Linux command which will mark System V interprocess communication API kernel entities for removal. Actual removal is deferred until the last connected process has detached.
System V IPC kernel entities are:
Shared memory (interprocess communication) segments Message queues Semaphore arrays
Implementations On Linux, the command is provided by the util-linux package.
The command has also been ported to the IBM i operating system.
See also List of Unix commands ipcs – provide information on ipc facilities
References
External links ipcrm - ipcrm man page