HP-UX Reference (11i v1 05/09) - 1 User Commands A-M (vol 1)

i
ipcrm(1) ipcrm(1)
NAME
ipcrm - remove a message queue, semaphore set, or shared memory identifier
SYNOPSIS
ipcrm [option]...
DESCRIPTION
The ipcrm command removes one or more specified message queue, semaphore set, or shared memory
identifiers.
Options
The identifiers are specified by the following options:
-m shmid Remove the shared memory identifier shmid from the system. The shared memory
segment and data structure associated with it are destroyed after the last detach.
-q msqid Remove the message queue identifier msqid from the system and destroy the message
queue and data structure associated with it.
-s semid Remove the semaphore identifier semid from the system and destroy the set of sema-
phores and data structure associated with it.
-M shmkey Remove the shared memory identifier, created with key shmkey, from the system.
The shared memory segment and data structure associated with it are destroyed after
the last detach.
-Q msgkey Remove the message queue identifier, created with key msgkey, from the system and
destroy the message queue and data structure associated with it.
-S semkey Remove the semaphore identifier, created with key semkey, from the system and des-
troy the set of semaphores and data structure associated with it.
The details of the removals are described in msgctl(2), shmctl(2), and semctl(2). The identifiers and keys
can be found by using ipcs (see ipcs(1)).
SEE ALSO
ipcs(1), msgctl(2), msgget(2), msgop(2), semctl(2), semget(2), semop(2), shmctl(2), shmget(2), shmop(2).
STANDARDS CONFORMANCE
ipcrm: SVID2, SVID3
Section 1−−374 Hewlett-Packard Company − 1 − HP-UX 11i Version 1: September 2005