IPCRM(1)IPCRM(1)NAMEipcrm - remove a message queue, semaphore set, or shared memory ID
SYNOPSISipcrm [-z zone] [-m shmid] [-q msqid] [-s semid]
[-M shmkey] [-Q msgkey] [-S semkey]
DESCRIPTIONipcrm removes one or more messages, semaphores, or shared memory iden‐
tifiers.
OPTIONS
The following option is supported:
-z zone
Keys specified by other options refer to facilities in the
specified zone (see zones(5)). The default is the zone in
which the command is executing. This option is only useful
when the command is executed in the global zone.
The identifiers are specified by the following options:
-m shmid
Removes the shared memory identifier shmid from the sys‐
tem. The shared memory segment and data structure associ‐
ated with it are destroyed after the last detach.
-q msqid
Removes the message queue identifier msqid from the system
and destroys the message queue and data structure associ‐
ated with it.
-s semid
Removes the semaphore identifier semid from the system and
destroys the set of semaphores and data structure associ‐
ated with it.
-M shmkey
Removes 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
Removes the message queue identifier, created with key
msgkey, from the system and destroys the message queue and
data structure associated with it.
-S semkey
Removes the semaphore identifier, created with key semkey,
from the system and destroys the set of semaphores and
data structure associated with it.
The details of the removes are described in msgctl(2), shmctl(2), and
semctl(2). Use the ipcs command to find the identifiers and keys.
ENVIRONMENT VARIABLES
See environ(5) for descriptions of the following environment variables
that affect the execution of ipcrm: LANG, LC_ALL, LC_CTYPE, LC_MES‐
SAGES, and NLSPATH.
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
┌────────────────────┬─────────────────┐
│ ATTRIBUTE TYPE │ ATTRIBUTE VALUE │
├────────────────────┼─────────────────┤
│Interface Stability │ Standard │
└────────────────────┴─────────────────┘
SEE ALSOipcs(1), msgctl(2), msgget(2), msgrcv(2), msgsnd(2), semctl(2),
semget(2), semop(2), shmctl(2), shmget(2), shmop(2), attributes(5),
environ(5), standards(5), zones(5)
Jan 9, 2004 IPCRM(1)