ipcrm(1)ipcrm(1)NAMEipcrm - remove a message queue, semaphore set, or shared memory identi‐
fier
SYNOPSIS
[option]...
DESCRIPTION
The command removes one or more specified message queue, semaphore set,
or shared memory identifiers.
Options
The identifiers are specified by the following options:
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.
Remove the message queue identifier
msqid from the system and destroy the message
queue and data structure associated with it.
Remove the semaphore identifier
semid from the system and destroy the set of sem‐
aphores and data structure associated with it.
Remove the shared memory identifier, created with key
shmkey, from the system. The shared memory seg‐
ment and data structure associated with it are
destroyed after the last detach.
Remove the message queue identifier, created with key
msgkey, from the system and destroy the message
queue and data structure associated with it.
Remove the semaphore identifier, created with key
semkey, from the system and destroy 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 (see
ipcs(1)).
SEE ALSOipcs(1), msgctl(2), msgget(2), msgop(2), semctl(2), semget(2),
semop(2), shmctl(2), shmget(2), shmop(2).
STANDARDS CONFORMANCEipcrm(1)