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ipcrm(1)                  BSD General Commands Manual                 ipcrm(1)

NAME
     ipcrm -- remove the specified message queues, semaphore sets, and shared memory segments

SYNOPSIS
     ipcrm [-M shmkey] [-m shmid] [-Q msgkey] [-q msqid] [-S semkey] [-s semid] ...

DESCRIPTION
     Ipcrm removes the specified message queues, semaphores and shared memory segments.  These System V IPC
     objects can be specified by their creation id or any associated key.

     The following options are used to specify which IPC objects will be removed.  Any number and combina-tion combination
     tion of these options can be used:

     -M shmkey
             Mark the shared memory segment associated with key shmkey for removal.  This marked segment
             will be destroyed after the last detach.

     -m shmid
             Mark the shared memory segment associated with id shmid for removal.  This marked segment will
             be destroyed after the last detach.

     -Q msgkey
             Remove the message queue associated with key msgkey from the system.

     -q msqid
             Remove the message queue associated with the id msqid from the system.

     -S semkey
             Remove the semaphore set associated with key semkey from the system.

     -s semid
             Removes the semaphore set associated with id semid from the system.

     The identifiers and keys associated with these System V IPC objects can be determined by using ipcs(1)

SEE ALSO
     ipcs(1)

BSD                             August 8, 1994                             BSD